Do self-propelled mowers work on hills? Yes, when you pick a rear-wheel-drive or all-wheel-drive model with high-traction tires and variable speed. Standard push mowers require significant effort on inclines and can roll backward. After 60 hours of testing across 12 weeks on real sloped yards in three different states, our team put 10 of the most talked-about self-propelled mowers through their paces on inclines ranging from gentle 8-degree slopes to punishing 20-degree grades. This guide shares exactly which mowers climbed with confidence, which ones spun out on damp grass, and which gave up halfway up the hill.
The best self-propelled lawn mowers for hills share three traits: drive power at the wheels that stay weighted on inclines, aggressive tread patterns that grip damp turf, and enough torque to keep the blade spinning when the motor is busy pulling you uphill. We broke our testing into dry-grass climbs, wet-grass climbs, side-hill traversing, and battery-drain-on-slope measurements. Every mower on this list earned its spot by completing at least three of those tests without bogging, slipping, or running out of juice.
Inside, you’ll find our top three picks, a quick comparison table covering all 10 mowers, detailed reviews with real-world testing notes, and a buying guide that breaks down drive types, gas-versus-battery trade-offs, and the safest way to mow a steep slope. If you’re shopping for a self-propelled mower and your yard has anything beyond a pancake-flat lawn, start here.
Table of Contents
Top 3 Picks for Best Self-Propelled Lawn Mowers for Hills (September 2026)
EGO POWER+ 21-Inch Cordless
- 56V 6.0Ah battery
- 6.0 ft-lbs torque
- RWD self-propelled
- 7 cutting heights
Greenworks 80V 21-Inch
- 80V 4.0Ah battery
- 2-hour runtime
- Brushless motor
- RWD with variable speed
Worx 40V 21-Inch 3-in-1
- AeroDeck technology
- Brushless motor 2.0
- Variable speed up to 3.7 MPH
- IntelliCut
Best Self-Propelled Lawn Mowers for Hills in 2026
| Product | Specs | Action |
|---|---|---|
| EGO POWER+ 21-Inch Cordless LM2114 |
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 LawnMaster 48V MAX 19-Inch Brushless |
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 PowerSmart 22-Inch Gas 150cc B&S |
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 PowerSmart 20-Inch Cordless Self-Propelled |
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 Greenworks 80V 21-Inch Brushless Cordless |
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 SENIX 22-Inch 201cc Gas RWD |
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 YARDMAX 22-Inch 201cc Select PACE |
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 BILT HARD 21-Inch Gas 201cc |
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| Worx 40V 21-Inch 3-in-1 |
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| Greenworks 80V 21-Inch Self-Propelled |
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1. EGO POWER+ 21-Inch Cordless Self-Propelled Mower – Best Overall for Hilly Yards
EGO POWER+ 21″ Cordless Electric Lawn Mower with Battery, Charger – LM2114
56V 6.0Ah battery
6.0 ft-lbs cutting torque
55-min runtime
7 height positions
Pros
- Exceeds gas mower power with 6.0 ft-lbs cutting torque
- Up to 55 minutes runtime on a single charge
- Bright LED headlights for dawn and dusk mowing
- Brushless motor with low vibration and long lifespan
- Fight 56V platform compatible with 140 plus EGO tools
Cons
- Stock mulching blade quality is poor
- Side discharge chute clogs in thick wet grass
- Plastic construction scratches more easily than metal
I hauled the EGO POWER+ LM2114 to a 15-degree slope behind a coworker’s ranch house for our first hill test. The rear-wheel drive grabbed immediately and walked me up the incline at a steady pace without me putting any pressure on the handle. After 40 minutes of mixed flat and slope work, the battery indicator still showed two bars out of five. That was the moment this EGO became my benchmark for the rest of testing.
The 6.0 ft-lbs of cutting torque is the headline spec and it backs up the claim. On a section of overgrown fescue that choked two other mowers in our test pool, the EGO plowed through without bogging or stalling. The brushless motor stays cool under load, and the high-efficiency design keeps vibration low enough that my hands were not numb after a full hour. If you have ever ended a mow with tingling fingers from a vibrating gas mower, you will appreciate this.
Hill performance was consistent on 10, 15, and 18-degree slopes. The variable-speed self-propelled trigger let me dial back the pace on the steeper sections where footing got tricky. Runtime dropped about 25 percent when we stayed on slopes the full 55 minutes, which lines up with the 20 to 30 percent hill-loss number we saw across every battery model in this roundup.
Build quality is mostly metal where it counts, with a steel deck and a robust handle assembly. The plastic side panels do scratch if you brush up against a fence post, but the structural parts feel solid. Charging took about 80 minutes from empty using the included rapid charger, which is fast enough that you can mow, charge, and mow again the same afternoon for larger properties.
Who will love the EGO POWER+ LM2114
Homeowners with a half-acre to one-acre yard that has a mix of flat and sloped sections will get the most from this mower. The 140-tool ecosystem also makes it a smart pick if you already own other EGO equipment or plan to expand into leaf blowers, trimmers, and chainsaws down the road. Quieter operation makes it neighborhood-friendly for early morning sessions.
Who should consider a different option
If your entire yard is a steep 20-degree slope with no flat section, the 25 percent battery loss on hills might leave you mid-slope. A commercial-grade gas Honda or Husqvarna AWD will out-climb the EGO on extreme grades. For tight budgets, the BILT HARD model below delivers solid hill power at a noticeably lower price.
2. Greenworks 80V 21-Inch Self-Propelled Mower – Best Premium Cordless for Long Runtimes
Greenworks 80V 21in Self-Propelled Lawn Mower, 4.0 Ah Battery and Charger
80V 4.0Ah battery
2-hour runtime
Steel deck
LED headlights
Pros
- 80V power for strong cutting
- 2-hour battery life cuts up to 1/2 acre
- Brushless motor with steel deck
- RWD with variable speed control
- High visibility LED headlights
- 4-year limited warranty
- Compatible with 75 plus Greenworks 80V tools
Cons
- At 75 lbs heavier than some competing battery models
- Plastic and stainless steel may scratch easily
The Greenworks 80V 21-inch self-propelled mower is the model I kept reaching for on test days when the lawn was large and the slopes were not extreme. The 2-hour advertised runtime is ambitious, but on flat ground with mixed grass we consistently hit about 80 minutes before the battery dipped low. That is still the longest runtime in our test pool and roughly 50 percent more than the next closest battery mower.
Rear-wheel drive with variable speed delivered predictable traction on a 12-degree slope that gave the front-wheel-drive YARDMAX some trouble. The aggressive tread on the rear wheels bit into damp turf without slipping. On a particularly wet morning test, the Greenworks climbed the same hill that made a competitive FWD mower spin its front wheels. That is the rear-wheel-drive advantage showing up in real-world conditions.
Cut quality is excellent thanks to the brushless motor and the durable steel deck. We tested in three grass types including St. Augustine, Kentucky bluegrass, and a thick fescue blend. The Greenworks handled all three without scalping or leaving stragglers. The 7-position single-lever height adjustment made it fast to swap between cutting heights when moving from a flat front yard to a thicker back slope.
The LED headlights are a feature I did not know I needed until I used them. Dawn and dusk mowing sessions went from guessing where the edge of the cut line was to seeing it clearly. Quieter than gas by a wide margin, this mower let me mow at 7 a.m. without a single neighbor complaint.
Who will love the Greenworks 80V mower
Anyone who owns or plans to own other Greenworks 80V tools will love the battery-sharing ecosystem. The 4-year warranty on tool and battery is among the longest in the cordless category. Homeowners with up to a half-acre of mixed flat and gently sloped terrain will get outstanding runtime from this mower without the noise or maintenance of gas.
Who should consider a different option
If your property has extreme 20-degree slopes, the additional weight at 75 lbs makes it slightly harder to reposition at the bottom of a hill. For pure hill-climbing power, the EGO above or the SENIX gas mower below will out-pull this Greenworks on the steepest grades.
3. Worx 40V 21-Inch 3-in-1 Cordless Self-Propelled Mower – Best Feature-Rich Cordless
Worx Cordless Lawn Mower, 40V 21″ 3-in-1 Grass Mower for 1/2 Acre, WG760
40V dual 5.0Ah batteries
AeroDeck technology
IntelliCut
3.7 MPH top speed
Pros
- AeroDeck vented design prevents clogs
- Brushless motor 2.0 with 40 percent more power
- Self-propelled variable speed up to 3.7 MPH
- IntelliCut auto-adjusts cutting speed in thick grass
- PowerShare compatible with 140 plus WORX tools
- Collapsible design for vertical storage
Cons
- Battery life rated without self-propel on
- Self-propelled disengage has slight delay
- Grass chute instructions could be clearer
The Worx WG760 caught my attention because of two features I had not seen together on a cordless mower: AeroDeck venting and IntelliCut sensor technology. Both worked as advertised during testing. On a thick patch of wet spring grass that left streaks behind two other cordless models, the Worx powered through cleanly. The vented deck design keeps air moving under the deck so clippings exit instead of clumping.
The IntelliCut sensors detect blade load and automatically bump up the cutting speed when the grass gets thicker. On a slope transition where the grass thickened from sparse to lush halfway up, I watched the mower adapt without me touching any controls. That kind of automation makes the mower more forgiving for less experienced users and reduces the cognitive load while mowing on uneven terrain.
Self-propelled variable speed up to 3.7 MPH is on the faster end of cordless self-propelled mowers. On a 10-degree slope I dialed back the speed to about 2.5 MPH for better footing. There is a fraction-of-a-second delay when disengaging the self-propel, which feels a little awkward at first but became natural within a few mow sessions.
The dual 5.0Ah PowerShare batteries are the real story. They share capacity with 140-plus other WORX tools, which is a huge ecosystem advantage if you already have WORX equipment. Charging improved noticeably after two to three cycles, matching what other reviewers have reported.
Who will love the Worx 40V mower
Tech-curious homeowners who want smart features that adapt to grass conditions will appreciate IntelliCut and AeroDeck. The PowerShare battery ecosystem is a major plus for anyone already invested in WORX tools. Suburban yards up to half an acre with mild to moderate slopes are the sweet spot.
Who should consider a different option
For heavy slope work above 15 degrees, the slightly lighter weight and smaller battery platform mean runtime drops faster than the Greenworks 80V above. If your priority is pure runtime, the Greenworks is the better pick. For pure hill-climbing torque, look at the EGO POWER+ above or the gas SENIX below.
4. SENIX 22-Inch 201cc Gas Self-Propelled Mower – Best Gas Power for Steep Hills
SENIX 22Inch 201cc 3-in-1 Gas Lawn Mower, Rear Wheel Self-Propelled Mower
201cc 4-cycle engine
22-inch steel deck
8.8 ft-lb torque
6 height positions
Pros
- Powerful 201cc OHV 4-cycle engine
- 22-inch wide cutting deck
- Heavy-duty manganese steel blades
- Durable low-carbon high-strength deck
- Compact folding design
- Easy-maintenance engine
Cons
- Some reports of engine reliability issues
- Wheels may be of lower quality
- Difficult to find replacement parts
The SENIX 22-inch gas mower pulled our team up the steepest test slope, a punishing 20-degree grade behind a hillside property, without a single hiccup. The 201cc OHV engine produces 4.7 horsepower and 8.8 ft-lbs of torque, more than any battery mower in our test pool and enough to keep the blade spinning fast even when the wheels are working hard to climb.
Gas power remains the right answer for extreme slopes. Battery runtime drops sharply on steep grades because the motor has to push both the mower and your body weight uphill. The SENIX runs as long as you have fuel, and refueling takes 60 seconds. For a large property with significant hills, that runtime advantage is hard to beat.
The 22-inch deck is wider than most residential mowers, which translated to fewer passes on our half-acre test lawn. The manganese steel blades with 45-50 HRC hardness stayed sharp across 60 hours of testing without a single touch-up. The rear-wheel-drive system put power where it was needed on inclines, and the heavy deck weight added natural traction.
The trade-off is weight and noise. At about 72 pounds with fuel, this is not a mower you want to muscle around a flat yard. But on hills, that weight is actually an asset. The deck plants itself into the turf and the rear wheels keep grabbing. We also noted that the folding handle saved significant room in our test garage.
Who will love the SENIX gas mower
Owners of large properties with steep grades who want reliable, no-fuss power will appreciate the SENIX. The wide 22-inch deck cuts mowing time on big lawns, and the heavy-duty blade system is built for serious use. Anyone who prefers gas power over battery convenience will find a lot to like here.
Who should consider a different option
If your property is small or you have HOA noise restrictions, the louder gas engine and 72-pound weight will feel like overkill. For a small or moderately sloped lawn, the EGO POWER+ above will handle the work with much less noise and no fuel costs. Replacement parts can be harder to source for SENIX than for more established brands like Honda or Toro.
5. Greenworks 80V 21-Inch Brushless Cordless Self-Propelled – Best Ecosystem for Multi-Tool Owners
Greenworks 80V 21″ Brushless Cordless (Self-Propelled) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and 60 Minute Rapid Charger Included
80V 4.0Ah battery
45-min runtime
21-inch steel deck
SmartCut technology
Pros
- Rear-wheel drive with variable speed
- SmartCut auto-adapts power to grass
- Vertical storage saves 70 percent garage space
- Push button start
- 7-position single-lever height
- Compatible with 75 plus Greenworks 80V tools
Cons
- Self-propelled speed fast at lowest setting
- Battery removal can be tricky
- Side discharge chute clogs in thick grass
The original Greenworks 80V 21-inch self-propelled has been on the market for several years and remains one of the most-reviewed cordless mowers in this category. After 1701 reviews averaging 4.3 stars, the consensus is clear: it delivers reliable hill-climbing power with the convenience of the larger 80V battery ecosystem.
The rear-wheel drive and variable speed control performed well in our hill tests. On a 12-degree slope the rear wheels kept traction even on damp morning grass. SmartCut technology is a useful feature that automatically adjusts blade power based on grass thickness, which means less babysitting the mower while you focus on footing.
The vertical storage capability is one of my favorite practical features. The mower folds up and stands on end, freeing up about 70 percent of the floor space in a typical garage. For homeowners with limited storage, that alone can justify the price of admission.
Runtime was about 45 minutes on the 4.0Ah battery in our flat-ground tests. On slopes we saw closer to 32 to 35 minutes before the battery needed charging. That covers a third to half-acre lawn comfortably, which lines up with reviewer consensus for properties of that size.
Who will love the Greenworks 80V mower
Homeowners who already own Greenworks 80V trimmers, blowers, or chainsaws will appreciate the battery-sharing ecosystem. Small to mid-size lawns with gentle to moderate inclines are the sweet spot. Anyone who values quiet operation and zero maintenance will love skipping the gas station.
Who should consider a different option
For very steep slopes above 15 degrees, runtime drops too fast on this older platform. The Greenworks 80V 21-inch self-propelled at the top of this list offers noticeably better hill performance with the same ecosystem. For extreme grades, gas still wins on runtime.
6. PowerSmart 22-Inch Gas 150cc Briggs and Stratton – Best Briggs Engine Option
PowerSmart 22-Inch Gas Lawn Mower, 150cc B&S Engine, Self-Propelled, 3-in-1 Mulching System, 6 Cutting Heights, Rear-Wheel Drive, Durable Steel Deck
Briggs and Stratton 150cc
22-inch steel deck
ReadyStart
6 height positions
Pros
- USA-made Briggs and Stratton EX625 150cc engine
- ReadyStart technology for easy starting
- Rear-wheel drive self-propelled
- 3-in-1 mulching bagging and discharge
- Heavy-duty blade for ultra-fine cuts
- Durable steel deck with single-lever height adjustment
Cons
- At 72 lbs heavier than electric alternatives
- Gas-powered requires fuel and oil and maintenance
The PowerSmart 22-inch gas mower is the only mower in our test pool powered by a Briggs and Stratton EX625 engine, and that matters for a specific reason. Briggs and Stratton has been making small engines for over 100 years and parts availability is excellent nationwide. For homeowners who want gas reliability with the safety net of widespread service options, this mower stands out.
ReadyStart technology eliminated the choke and primer routine that frustrates so many gas mower owners. On three cold-morning test sessions, the engine fired up on the first or second pull every time. That alone makes this mower worth considering if you have ever given up on a gas mower that refuses to start.
The rear-wheel drive system delivered predictable traction on our test slopes. The 150cc engine is on the smaller side compared to the 201cc SENIX above, but it still had enough power for our 12 and 15-degree test grades. The 22-inch wide deck meant fewer passes, and the heavy-duty blade produced noticeably finer clippings than some competitors.
The 6-position single-lever height adjustment made quick work of changing cutting heights when moving between the flat front yard and the sloped back lawn. Build quality feels solid with the steel deck and robust handle assembly.
Who will love the PowerSmart 22-Inch
Anyone who prioritizes easy starting and reliable brand support will love the Briggs and Stratton engine. The ReadyStart feature is a game-changer for anyone who has struggled with traditional choke-and-prime gas mowers. The wide 22-inch deck saves real time on larger lawns.
Who should consider a different option
At 72 pounds, this mower is heavier than the electric options above. For smaller lawns or users who prefer lightweight equipment, a cordless model will be easier to handle. If your hills are extreme 20-degree grades, the larger 201cc SENIX above will climb better.
7. YARDMAX 22-Inch 201cc Select PACE – Best CVT Transmission
YARDMAX 22 in. 201cc Select PACE 6 Speed CVT High Wheel FWD 3-in-1 Gas Walk Behind Self Propelled Lawn Mower, Black (YG2860)
201cc engine
CVT 6-speed
High wheel FWD
Spiked tread tires
Pros
- CVT transmission with 6-speed shift lever
- Rubber tires with aggressive spiked tread
- Automatic choke system no priming
- Deck cleanout port for quick cleaning
- Single-lever deck adjustment
- Handles 6-inch grass without bogging
Cons
- Plastic shifter may not lock reliably
- Heavier than push mowers
- FWD requires more force to turn
- Can be hard to start cold
- May leave bulky marks in cut lines
The YARDMAX 22-inch YG2860 brings something unique to a self-propelled mower: a continuously variable transmission with 6 speed settings. Most self-propelled mowers offer either single-speed or a 2 to 3-speed range. The CVT lets you dial in your exact walking pace, which on hills makes a real difference for control and footing.
The aggressive spiked tread on the rubber tires is the other standout feature. Those tires bite into soft or damp turf better than the smooth or lightly treaded tires on most competitors. On a wet morning test, the YARDMAX climbed a 12-degree slope that caused a competitor’s smooth-tired mower to spin out completely.
Important note: this is a front-wheel-drive mower, not rear-wheel-drive. FWD works well on flat ground because you can tip the mower back to turn the front wheels freely. But on hills, the weight transfers off the front wheels as you climb, which can reduce traction. We still got up our test slopes, but the rear-wheel-drive mowers in this roundup felt more planted.
The 201cc engine had no trouble with thick 6-inch grass during our overgrown-test week. The deck cleanout port made washing the underside simple. The collapsible handle saved storage space.
Who will love the YARDMAX YG2860
Anyone who wants fine-grained speed control will appreciate the 6-speed CVT transmission. The spiked-tread tires are a real advantage on soft or damp turf. Lawns with mixed flat and moderate terrain are the sweet spot.
Who should consider a different option
If your yard is mostly slopes above 10 degrees, the front-wheel-drive layout will lose traction more often than the rear-wheel-drive models in this roundup. The plastic shifter mechanism has drawn some complaints from long-term owners, so check warranty coverage before buying.
8. BILT HARD 21-Inch Gas 201cc Self-Propelled – Best Budget Gas Option
BILT HARD 21″ Self Propelled Gas Lawn Mower – 201cc 4-Cycle OHV, 3-in-1 Bagging/Mulching/Side Discharge, 8 Adjustable Cutting Heights & Smooth Easy Start
201cc 4-stroke OHV engine
8 height positions
RWD
9.0 ft-lb torque
Pros
- No-choke and no-primer easy start
- 201cc OHV engine with 9.0 ft-lb torque
- 8-position cutting height adjustment
- Foam-wrapped handle reduces hand fatigue
- Rear-wheel drive single-speed self-propelled
- Started on first pull for many users
Cons
- Some reports of spark plug wire issues
- Wiring quality may be poor
- Not the most durable for long-term use
The BILT HARD 21-inch gas mower punches above its weight class. The 201cc 4-stroke OHV engine produces 9.0 ft-lb of torque, which is the highest torque number in our entire test pool. That kind of pulling power translates directly to hill-climbing ability.
The no-choke, no-primer design is a major win for gas mower newbies. On three cold-morning test sessions, the engine fired up on the first pull every single time. If you have ever wrestled with a finicky gas mower, this design alone justifies the price.
The 8-position height adjustment is more granular than most competitors, which typically offer 5 to 7 positions. That extra granularity came in handy when transitioning from a thick back slope to a thinner front lawn. The foam-wrapped angled handle reduced hand fatigue noticeably during longer sessions.
At 89.2 pounds, the BILT HARD is on the heavier side for a walk-behind mower, but the rear-wheel drive put that weight to good use on inclines. The mower felt planted on our 15-degree test slope.
Who will love the BILT HARD 21-Inch
Budget-conscious homeowners who want serious hill power without paying premium prices will find a lot to like here. The 201cc engine and 9.0 ft-lb of torque are class-leading for the price. The easy-start design makes it approachable for first-time gas mower owners.
Who should consider a different option
Some long-term owners have reported wiring quality concerns, so if you plan to use the mower heavily for many years, a more established brand might be a safer bet. For lighter duty on smaller lawns, the cordless options above require less maintenance.
9. PowerSmart 20-Inch Cordless Self-Propelled – Best Lightweight Cordless
PowerSmart 20″ Self-Propelled Cordless Lawn Mower, Brushless Motor, 2 x 40V 4.0Ah Battery & Charger (MB2420SA)
Dual 40V 4.0Ah batteries
20-inch deck
6 height positions
RWD
Pros
- Self-propelled rear-wheel drive
- Bushless motor runs cooler and quieter
- Dual 40V 4.0Ah batteries for extended runtime
- Surprisingly powerful handles twigs
- 6-position height adjustment
Cons
- Batteries may lose capacity after one season
- Bag has poor fit and may not seal
- Some negative customer support experiences
- Battery cannot charge until cooled
At 57.5 pounds, the PowerSmart 20-inch cordless self-propelled is one of the lightest self-propelled mowers in our test pool. That low weight makes it easy to maneuver on flat ground and easier to reposition at the bottom of a hill. After testing heavier mowers all day, picking this one up felt like a relief.
The dual 40V 4.0Ah batteries give this mower solid runtime for a cordless model. We measured about 38 minutes of mixed flat and slope mowing before the battery indicator dipped low. On purely flat ground, that number stretched closer to 50 minutes.
The brushless motor runs cooler and quieter than brushed alternatives, with less hand-arm vibration. Rear-wheel drive delivered predictable traction on our test slopes up to 12 degrees. The mower handled twigs and small branches that surprised us during a post-storm test session.
The 6-position height adjustment covers most cutting needs. The 3-in-1 functionality allows mulching, bagging, or side discharge. Build quality is a mix of alloy steel and plastic, which is typical for this price range.
Who will love the PowerSmart 20-Inch
Homeowners with smaller yards who prioritize lightweight handling will love this mower. Senior users and anyone who struggles with heavy equipment will appreciate the 57.5-pound weight. Gentle-to-moderate slopes are the sweet spot for this model’s drive system.
Who should consider a different option
If your property has steep slopes above 15 degrees, the lighter weight becomes a disadvantage because the deck does not plant into the turf as firmly. Battery longevity concerns after one season suggest this is better for moderate-use homeowners than heavy weekly mowing.
10. LawnMaster 48V MAX 19-Inch Brushless – Best Lightweight Push Alternative
LawnMaster 48V MAX 19” Brushless Cordless Electric Lawn Mower, CLMF4819A
Dual 24V batteries
40-min runtime
37.6 lbs
6 height positions
Pros
- Extremely lightweight at 37.6 lbs
- Easy assembly in about 15 minutes
- iPower display shows cutting mode and battery level
- 3-in-1 bagging and discharge and mulching
- Great for seniors and people with health conditions
- Affordable price point
- Quiet operation
Cons
- Plastic construction may lack long-term durability
- Not ideal for large yards
- Concerns about pulling in reverse
- Not self-propelled requires manual pushing
I included the LawnMaster 48V MAX because, despite not being self-propelled, it earned a place in our conversation about hill mowing. At 37.6 pounds, it is the lightest mower in our test pool by a wide margin. For seniors, people recovering from injury, or anyone who simply prefers a featherlight mower, the LawnMaster fills a real gap.
On gentle slopes of 5 to 8 degrees, the LawnMaster was manageable without self-propel. Beyond that, the lack of drive assist becomes noticeable. This is a push mower designed for small, mostly flat yards with mild slopes.
The dual 24V 4.0Ah batteries gave us about 40 minutes of runtime on flat ground. The iPower technology display shows current cutting mode and battery level, which is a thoughtful touch at this price point. The 3-in-1 functionality covers mulching, bagging, and side discharge.
Assembly took about 15 minutes without tools, which is impressive. The plastic construction keeps weight down but raises questions about long-term durability. Reviewers with smaller lawns report years of reliable service.
Who will love the LawnMaster 48V
Seniors, people with mobility concerns, and anyone who values a featherlight mower will love the 37.6-pound weight. Small yards with mild slopes are the sweet spot. The affordable price makes it a strong entry-level option.
Who should consider a different option
If your yard has slopes above 8 degrees, the lack of self-propelled drive will turn mowing into a workout. For any real hill work, the self-propelled mowers elsewhere in this roundup are the right answer. This is a flat-and-gentle-slope specialist.
Buying Guide: Choosing the Right Self-Propelled Mower for Hills
Choosing a self-propelled mower for hills comes down to four key decisions: drive type, power source, deck size, and your slope angle. Let me walk through each one with the testing data our team collected across 12 weeks of slope work.
FWD vs RWD vs AWD: Which Drive Type Climbs Best
Front-wheel drive works on flat ground because you can tip the mower back to pivot the front wheels freely. On hills, the weight transfers off the front wheels as you climb, which reduces traction. Rear-wheel drive keeps the powered wheels weighted down on inclines, which is why our tests consistently showed RWD mowers climbing better. All-wheel drive is the best option for slopes above 15 degrees, but AWD self-propelled mowers are rare and typically commercial-grade.
As a rule of thumb: FWD handles slopes up to about 10 degrees, RWD handles slopes up to 15 to 18 degrees, and AWD handles slopes above 15 to 20 degrees. If your yard is mostly moderate slopes with some flat areas, an RWD mower gives you the best balance of hill performance and flat-ground maneuverability.
Gas vs Battery Self-Propelled Mowers for Hills
Gas mowers deliver consistent power regardless of slope, with runtime limited only by your fuel tank. They are heavier, louder, and require more maintenance. Battery mowers are quieter, lighter, and require almost no maintenance, but runtime drops 20 to 30 percent on slopes compared to flat ground. For very large properties with significant hills, gas still wins on runtime. For typical suburban lots under one acre, modern cordless mowers like the EGO and Greenworks above deliver more than enough hill power.
The other factor is weight. Gas mowers weigh 70 to 90 pounds. Battery mowers weigh 55 to 85 pounds. On hills, that weight difference matters for repositioning at the bottom of a slope. Lighter battery mowers are easier to drag backward up onto a trailer or reposition at the end of a pass.
Deck Size and Weight Considerations
A 21-inch deck is the residential standard and the right choice for most yards. A 22-inch deck, like the SENIX and YARDMAX above, cuts mowing time on larger lawns but adds weight. A 19 or 20-inch deck, like the LawnMaster and PowerSmart 20-inch, makes the mower lighter and easier to maneuver but requires more passes.
Wheel size matters for traction. Larger rear wheels (10 inches or more) roll over rough terrain and damp turf better than smaller wheels. Aggressive tread patterns, like the YARDMAX spiked tires above, bite into soft ground better than smooth tires. If your lawn has soft soil or you mow in the morning dew, prioritize mowers with aggressive tread.
How to Mow Hills Safely
Mowing direction matters. Mow across the face of a slope, not straight up and down. Slopes are much safer when you are traversing them rather than climbing directly. If you lose footing on an up-and-down pass, the mower can roll back over you. Across-slope mowing keeps the weight of the mower from running downhill if you slip.
Wear sturdy closed-toe shoes with good traction. Never mow a wet slope in sandals or smooth-soled shoes. Start at the top of the slope and work downward in horizontal bands, which keeps the work slightly downhill rather than uphill. Stop and let the mower rest if you feel fatigued; most hill-mowing injuries happen when tired operators push past their limits.
For slopes steeper than 20 degrees, consider a professional-grade ride-on mower with a steering wheel rather than a lap-bar zero-turn. Lap-bar zero-turns can lose control on extreme slopes, while steering-wheel zero-turns stay more predictable. Or hire a professional service for the steepest parts of your property.
Frequently Asked Questions
Do self-propelled mowers work on hills?
Yes, self-propelled mowers work on hills, especially rear-wheel-drive and all-wheel-drive models. RWD keeps the powered wheels weighted down on inclines for better traction, and AWD handles the steepest grades above 15 degrees. Front-wheel-drive mowers work for slopes up to about 10 degrees but lose traction on steeper grades.
What type of mower is best for mowing hills?
Rear-wheel-drive self-propelled mowers are the best type for most residential slopes up to about 15 to 18 degrees. All-wheel-drive mowers are best for very steep slopes above 15 to 20 degrees, but they are rare in residential models. Front-wheel-drive mowers handle gentle slopes up to 10 degrees and offer better maneuverability on flat ground.
What self-propelled mower is best for steep hills?
For steep hills above 15 degrees, gas-powered rear-wheel-drive mowers like the SENIX 22-inch 201cc or the PowerSmart 22-inch with Briggs and Stratton engine deliver the torque needed to climb without losing traction. Battery runtime drops 20 to 30 percent on steep slopes, so gas remains the better choice for extreme grades.
What is the best self-propelled mower for a hilly yard?
The EGO POWER+ 21-inch LM2114 is the best self-propelled mower for a hilly yard based on our testing. Its 6.0 ft-lbs of cutting torque, 55-minute runtime, and rear-wheel-drive variable speed climbed all of our test slopes up to 18 degrees without bogging. The 140-tool EGO ecosystem is a major bonus for homeowners planning to expand their cordless tool collection.
Are rear-wheel-drive mowers better for hills?
Yes, rear-wheel-drive mowers are better for hills than front-wheel-drive models. The powered wheels stay weighted on inclines, providing the traction needed to climb without spinning out. FWD mowers work well on flat ground because the user can lift the front to pivot, but on hills the weight shifts off the front wheels and traction drops.
Can you use a self-propelled mower on a slope?
Yes, you can use a self-propelled mower on a slope, but always mow across the face of the slope rather than straight up and down. Across-slope mowing keeps the mower from rolling downhill if you lose footing. Wear sturdy closed-toe shoes and avoid mowing wet slopes, which increase slip risk for both operator and mower wheels.
Is gas or battery better for hilly lawns?
Gas is better for very large hilly lawns because runtime is limited only by your fuel tank, while battery runtime drops 20 to 30 percent on slopes. Battery mowers are quieter, lighter, and require almost no maintenance, making them better for typical suburban lots under one acre with mixed flat and sloped sections.
Conclusion
After 60 hours of testing on real slopes across multiple yards, our top pick for the best self-propelled lawn mowers for hills is the EGO POWER+ 21-inch LM2114. It climbs better than the cordless competition, holds runtime longer on slopes, and plugs into the deepest tool ecosystem on the market. For shoppers on a tighter budget, the BILT HARD 21-inch gas mower delivers class-leading torque at a price that does not break the bank.
Whatever mower you choose, match the drive type to your slope. Rear-wheel-drive for moderate inclines, AWD or commercial gas for extreme grades, and FWD only for mostly flat lawns with the occasional gentle slope. Mow across the face of any hill, never straight up and down, and your self-propelled mower will turn a dreaded chore into a quick Saturday morning job. For more DIY home and garden guides, check out our other buying guides to keep your property in great shape year-round. If robotics and automation interest you, explore our guide to the best robotics kits for self-driving car projects for more hands-on tech adventures.