Best Battery Lawn Mower for Large Yards (2026): 5 Compared
Five battery walk-behind mowers for large yards, compared on runtime, deck size, drive type and warranty.
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Top picks at a glance
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- 1
Best OverallHonda HRX-BE9.5/10View on Amazon - 2
Best Warranty ValueGreenworks 80V 21in9.5/10View on Amazon - 3
Longest RuntimeEGO LM2135SP9.5/10View on Amazon - 4
LightestSteelite 20V 13in9.3/10View on Amazon - 5
Budget PickBILT HARD 18in9.3/10View on Amazon - 6
Litheli Cordless Lawn Mower 13 InchView on Amazon - 7
MZK 40V 16-Inch 2-in-1 Lawn MowerView on Amazon - 8
4-in-1 Electric Small Lawn Mower with Detachable Wheeled BaseView on Amazon - 9
Litheli 18-inch 40V Brushless Lawn Mower for Garden YardsView on Amazon - 10
Litheli 14 Inch Brushless Lawn MowerView on Amazon
A large yard changes the mower math: more grass to cut, more distance to walk, and a battery that has to last the whole job. The best battery lawn mower for large yards pairs a wide deck with enough runtime or battery capacity to finish without a mid-mow recharge. We compared five battery walk-behind mowers on deck size, battery, runtime and drive to see which suit big lawns.
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Quick picks
- Best Overall Honda HRX-BE: 5-year warranty, 2 battery bays, self-propelled Check price on Amazon
- Best Warranty Value Greenworks 80V 21in: 4-year warranty, ½ acre per charge Check price on Amazon
- Longest Runtime EGO LM2135SP: 60 min runtime, two batteries included Check price on Amazon
- Lightest Steelite 20V 13in: 20.5 lbs, but a 13 in small-yard mower Check price on Amazon
- Budget Pick BILT HARD 18in: 18 in, 2 batteries, rated 1/8 acre Check price on Amazon
Our acreage picks
Honda HRX-BE 21 in Battery Self-Propelled Mower
21-inch self-propelled battery mower with two battery bays and a 5-year warranty.
Read the full review
The Honda HRX-BE is the only pick with two battery bays and a 5-year residential warranty. The listing states up to 45 minutes of runtime or about 0.37 acre per charge with the included 12Ah battery, and a second battery (sold separately) doubles that.
The 21-inch deck, 4-in-1 Versamow system and 0 to 4 mph self-propelled drive suit large, open yards. At 99 lbs it is the heaviest pick, so the self-propelled drive earns its keep. The blade control button, rear shield and automatic shutoff are stated safety features, and the 90-day commercial warranty is also listed.
For a large yard, the two-bay design is the standout feature: start with one battery and add the second when the lawn proves bigger than 0.37 acre. The 5-year residential warranty backs a mower the maker describes as built for the long haul, not as a throwaway.
Pros
- Two battery bays; the listing says a second battery doubles the runtime.
- 5-year residential warranty, the longest here.
- Self-propelled drive with 0 to 4 mph speed control.
- Blade control button, rear shield and auto shutoff are stated.
Cons
- 99 lbs, the heaviest pick here.
- The second 12Ah battery is sold separately.
- 0.37 acre per charge, so big yards need the second battery.
- No slope rating is stated.
Greenworks 80V 21 in Push Lawn Mower
80V push mower that cuts ½ acre per charge with a 4-year warranty.
Read the full review
The Greenworks 80V is the value pick: it cuts ½ acre per charge and carries a 4-year tool and battery warranty. The 80V battery also runs 75+ other Greenworks tools, which matters if the shed is already going cordless.
Note the listing contradiction: the title says 21 in but the spec table lists 20.28 in cutting width. It is a push mower, so at 68.3 lbs you provide the drive. The LED headlight helps for early or late sessions.
The 4-in-1 system covers mulching, bagging, side discharge and turbo leaf pickup, so one mower handles spring cleanup through fall leaves. The 75+ tool battery ecosystem means the 80V pack can also run trimmers, blowers and chainsaws from the same maker.
Pros
- Cuts ½ acre per charge with the 4.0Ah battery.
- 4-year tool and battery warranty.
- 80V battery works with 75+ Greenworks tools.
- LED headlight for early or late mowing.
Cons
- Push drive, not self-propelled, at 68.3 lbs.
- No safety features are stated.
- Title says 21 in but the spec table says 20.28 in cutting width.
- No acreage beyond ½ acre is stated.
EGO POWER+ LM2135SP Self-Propelled Mower
Self-propelled 21-inch mower with 60-minute runtime and two batteries included.
Read the full review
The EGO LM2135SP brings the longest stated runtime here: up to 60 minutes with the 56V 7.5Ah battery, plus an extra 5.0Ah battery in the box. The 21-inch deck and Touch Drive self-propelled system suit big lawns where pushing gets old.
The Select Cut multi-blade system includes mulching, high-lift bagging and extended-runtime lower blades. No warranty term is stated in the listing, and no acreage figure is given, so judge it on the 60-minute runtime and the two-battery bundle.
The Touch Drive self-propelled system engages with a palm touch and adjusts speed with a dial, which suits varying terrain across a large yard. With no warranty term stated, keep the receipt and register the product if the maker offers it.
Pros
- Up to 60 minutes of runtime, the longest here.
- Two batteries in the box: 56V 7.5Ah plus an extra 5.0Ah.
- Self-propelled with Touch Drive speed control.
- Select Cut system with three interchangeable lower blades.
Cons
- No warranty term is stated.
- No acreage figure is stated, only runtime.
- No safety features are stated.
- The extra battery ships separately.
STEELITE 20V 13-Inch Cordless Lawn Mower
13-inch, 20.5 lb mower built for small yards, not large ones.
Read the full review
The Steelite is the outlier: a 13-inch, 20.5 lb mower built for small yards, not the large yards in the keyword. On a big property it works as a trim mower for tight spots, not the main event.
The listing contradicts itself twice: the title says 20V while the bullets say 21V, and the bullets claim 25 minutes while the spec table says 20 minutes. The title and bullet points are the listing's own description, so treat the voltage and runtime figures as approximate.
The 8-gallon collection bag and one-touch height adjustment make it easy to use for quick jobs. Just do not expect it to replace a full-size mower: on a large property it is the second mower, kept by the shed door for edges and touch-ups.
Pros
- 20.5 lbs, the lightest here, easy to lift and store.
- 1-year manufacturer warranty is stated.
- 8-gallon grass collection bag included.
- 5-position height adjustment, no tools needed.
Cons
- 13-inch deck and short runtime suit small yards, not large ones.
- Listing contradicts itself: 20V title vs 21V bullets, 25 vs 20 minutes.
- No safety features are stated.
- Too small to be the primary mower for a large yard.
BILT HARD 18 in 40V Cordless Lawn Mower
18-inch 40V mower rated for lawns up to 1/8 acre.
Read the full review
The BILT HARD is rated for lawns up to 1/8 acre with up to 30 minutes of runtime, which puts it well below the large-yard brief. It works as a second mower for tight spots, not the main mower for acreage.
The spec table contradicts the title and bullets: it lists a 3.8HP 144cc gas engine and gas-powered operation for what is clearly a 40V battery mower. The title and bullet points describe the actual battery mower, so the gas-engine entries are the error.
The dual charger charges both 20V packs together, so turnaround between sessions is simple. At 34.1 lbs with a foldable handle, it stores easily. But the 1/8 acre rating is the honest limit; beyond that, look at the top three picks.
Pros
- Two 20V 5.0Ah batteries and a dual charger included.
- 34.1 lbs, light for an 18-inch mower.
- 6-position height adjustment from 1.0 to 3.0 in.
- 13-gallon grass collection bag included.
Cons
- Rated for lawns up to 1/8 acre, well below large-yard needs.
- Spec table lists gas engine data contradicting the battery title.
- No warranty term is stated.
- No safety features are stated.
Other machines to compare
Litheli Cordless Lawn Mower 13 InchCheck price on Amazon
MZK 40V 16-Inch 2-in-1 Lawn MowerCheck price on Amazon
4-in-1 Electric Small Lawn Mower with Detachable Wheeled BaseCheck price on Amazon
Litheli 18-inch 40V Brushless Lawn Mower for Garden YardsCheck price on Amazon
Litheli 14 Inch Brushless Lawn MowerCheck price on Amazon
Side-by-side specs
| Mower | Acre Score | Deck | Battery | Runtime / Coverage | Drive |
|---|---|---|---|---|---|
| Honda HRX-BE | 9.5/10 | 21 in | 12Ah, 2 bays | 45 min / 0.37 acre | Self-propelled |
| Greenworks 80V 21in | 9.5/10 | 21 in | 80V 4.0Ah | ½ acre per charge | Push |
| EGO LM2135SP | 9.5/10 | 21 in | 56V 7.5Ah + 5.0Ah | Up to 60 min | Self-propelled |
| Steelite 20V 13in | 9.3/10 | 13 in | 20V 4.0Ah | 25 min | Push |
| BILT HARD 18in | 9.3/10 | 18 in | 2x20V 5.0Ah | 30 min / 1/8 acre | Push |
22 October 2026
How to choose the best battery lawn mower for large yards
Runtime and coverage decide the job
For a large yard, the battery is the fuel tank. The EGO lists up to 60 minutes with its 7.5Ah battery plus an extra 5.0Ah in the box. The Honda lists 45 minutes or about 0.37 acre per charge with a second bay to double it. The Greenworks lists ½ acre per charge. The Steelite and BILT HARD list 25 and 30 minutes for small lawns, which is why they sit lower here. Match the listed runtime or acreage to your lawn, not your hopes.
Self-propelled matters at this size
Only the Honda and the EGO are self-propelled; the other three are push mowers. At 99 lbs for the Honda and 68.3 lbs for the Greenworks, pushing across a large yard is real work. If the lawn is flat and open, a push mower still works, but on any slope or a full acre, self-propelled drive is worth it. See also best battery self-propelled mowers for large yards.
Deck width sets the pace
Three picks cut 21 inches, the BILT HARD cuts 18 and the Steelite 13. A wider deck means fewer passes, which matters more as the lawn grows. The 13-inch Steelite would take roughly twice the passes of a 21-inch deck on the same lawn, which is another reason it reads as a trim mower here.
Battery voltage and amp-hours
Voltage and amp-hours together set the energy in the pack. The Greenworks runs 80V with a 4.0Ah battery, the EGO 56V with 7.5Ah plus a 5.0Ah spare, the BILT HARD pairs two 20V 5.0Ah packs for 40V, the Steelite lists 20V (21V in its bullets) with 4.0Ah, and the Honda uses a 12Ah pack with a second bay. Higher voltage usually means more torque for thick grass; more amp-hours means longer runtime. For a large yard, favor the bigger packs.
Weight and storage
These range from 20.5 lbs for the Steelite to 99 lbs for the Honda. The self-propelled models carry their weight once moving, but you still lift them into storage. The BILT HARD lists a foldable handle for compact storage. All five need a dry spot with charger access, and none needs fuel storage, which simplifies the shed.
Lawn size, deck width and speed in; minutes per mow out. Or work backward from the time you want to spend.
Matching It to Your Property
- For a flat acre with few obstacles, the Honda’s self-propelled drive and two battery bays cover the most ground per outing.
- For a ½ acre lawn, the Greenworks 80V lists ½ acre per charge with a 4-year warranty to back it.
- For the longest single outing, the EGO’s 60-minute runtime and two-battery bundle lead the list.
- For slopes or tight storage, the 20.5 lb Steelite carries easily, but keep it as the trim mower.
- All five are battery powered, so plan a dry storage spot with charger access; no fuel to store.
Walk the area first and clear stones, sticks, wire and toys. Wear eye and hearing protection, long pants and sturdy closed footwear, mow across slopes with a walk-behind (not up and down), and never pull a running mower toward you. Keep kids and pets well away. Refuel only with the engine off and cool. See CPSC lawn mower safety. Read our Safety Disclaimer.
The Acre Score explained
The Acre Score weighs performance, build, value, safety and warranty. Runtime and coverage per charge carry the performance weight here, since a large yard punishes short runtimes. Only the Honda states blade safety features, and three of the five state a warranty term. How we pick explains the weights.
| Product | Acre Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| Honda HRX-BE | 9.5 | 29 | 21 | 20 | 0 | 5 |
| Greenworks 80V 21in | 9.5 | 27 | 20 | 20 | 0 | 5 |
| EGO LM2135SP | 9.5 | 32 | 21 | 21 | 0 | 0 |
| Steelite 20V 13in | 9.3 | 21 | 18 | 18 | 0 | 3 |
| BILT HARD 18in | 9.3 | 23 | 19 | 18 | 0 | 0 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
FAQ: mowing large lots
How many batteries do I need for a large yard?
It depends on the mower. The Honda has two battery bays and the listing says a second battery doubles the runtime; the EGO includes two batteries. The Greenworks, Steelite and BILT HARD each include one battery setup.
Is self-propelled worth it on a battery mower?
On a large yard, yes. The Honda and EGO are self-propelled, while the Greenworks, Steelite and BILT HARD are push mowers. Pushing 68.3 to 99 lbs across a big lawn gets old fast.
What does the Honda 5-year warranty cover?
The listing states a 5-year residential warranty with a 90-day commercial use warranty also included. It is the longest warranty term among these five.
Can the Steelite handle a large yard?
Not as the main mower. Its 13-inch deck and 25-minute listed runtime suit small yards; on a large property it works as a lightweight trim mower.
Do I need to buy a second battery?
For the Honda, the listing says a second 12Ah battery doubles the runtime and it is sold separately. The EGO already includes two batteries. The Greenworks, Steelite and BILT HARD come with their single battery setups, so check whether the listed runtime covers your lawn.
Are battery mowers enough for thick grass?
The listings claim brushless motors and high torque: the EGO lists 7.0 ft-lbs of cutting torque and the Honda claims the same power as its gas engines. Thick or tall grass still drains batteries faster, so the runtime figures assume normal conditions.
