Battery platforms have quietly reshaped what a walk-behind mower can do. Gas-free starts, quieter weekends, and enough torque to handle thick spring growth now fit in a single self-propelled package. I pulled together six cordless and battery-powered mowers that genuinely suit small, medium, and larger suburban lawns, and broke down where each one earns its place.
A Side-By-Side Look
Casince 17 in Cordless Walk Behind Lawn Mower
EGO POWER+ 21 in Self-Propelled Cordless Mower LM2135SP
Greenworks 80V 21in Push Lawn Mower 4.0Ah
Honda HRX-BE 21 in Battery Powered Mower HRX217YXBEXA6
Litheli 40V 16 Inch Cordless Lawn Mower
Litheli 14 Inch Brushless Cordless Mower
A Closer Look At Each Pick
The Casince 17-inch walk-behind is built for homeowners who want a tidy weekend cut without dragging out a gas can. Two 20V 4.0Ah batteries feed the deck in parallel, and a six-step height range from roughly 1 to 3 inches covers most common turf types. For most small and medium lawns, the dual-battery approach handles a single pass without an emergency recharge.
Where it stands out from the larger EGO POWER+ and Greenworks models later in this list is size. The 17-inch deck trims a tighter path through fenced side yards and around flower beds, and the lower overall weight helps anyone pulling it out of a garage. Storage stays simple too, since the frame is shorter than the 21-inch self-propelled options.
Advantages To Know
- Dual 20V batteries extend runtime, covering up to about 5,380 sq. ft. per charge cycle in typical mowing conditions.
- Six height settings from 1 to 3 inches dial in clean cuts across different grass types and seasonal growth.
- The compact 17-inch deck fits through narrow gates and turns tightly in landscaped side yards.
- Lower weight than 21-inch self-propelled models means easier handling on sloped or uneven ground.
Trade Offs
- The 17-inch path means more passes on open lawns compared to the 21-inch Greenworks and EGO models.
- Single-battery runtime is shorter, so keeping both packs healthy matters for larger yards.
- Push-style drive without self-propulsion can tire out longer sessions on hilly terrain.
Feature Snapshot
Who It Suits Best
Homeowners with small to medium suburban lawns under roughly 5,000 sq. ft. who want a lighter cordless mower for weekend mowing.
Where Another Pick Suits Better
Shoppers with half-acre lots and thicker grass should look at the EGO POWER+ LM2135SP, which pairs a 21-inch deck with serious torque.
The EGO POWER+ LM2135SP is the muscle car of the cordless walk-behind world. A 56V battery platform, up to about 7.0 ft-lbs of torque, and a self-propelled drive system make it feel closer to a gas unit than a typical battery mower. The Select Cut multi-blade system swaps between mulching, bagging, and extended runtime blades depending on the day.
For homeowners pushing through half-acre lawns or thick spring growth, that torque matters. Where the Casince 17-inch relies on lighter decks and steady passes, this 21-inch EGO chews through wide open spaces and keeps RPMs up under load. The extra 5.0Ah battery that ships with the bundle helps stretch runtime for bigger properties.
Positive Takeaways
- Self-propelled drive reduces fatigue on sloped or long-lot lawns.
- Up to about 7.0 ft-lbs of torque supports consistent blade speed in thick, wet grass.
- Select Cut multi-blade system lets shoppers tune the cut to mulching, bagging, or runtime priorities.
- The bundle includes a 7.5Ah pack plus a 5.0Ah spare, doubling usable runtime on larger lawns.
- 21-inch deck reduces pass count versus the 17-inch Casince option.
Worth Noting
- Heavier chassis than 14-inch or 16-inch mowers, so storage and lifting take more effort.
- Premium EGO platform runs at a higher tier than basic push mowers.
- Bagging volume fills quickly with the wider 21-inch deck, depending on grass length.
Right Fit For
Homeowners with half-acre lawns, mixed grass types, or sloped terrain who want gas-class performance without the noise and maintenance.
Reach For A Different Pick When
Tight storage and very small lawns call for the Litheli 14-inch cordless mower, which folds down smaller and weighs far less.
The Greenworks 80V 21-inch mower brings flexibility to the front of the conversation. A brushless motor drives a 4-in-1 cutting system that mulches, bags, side-discharges, and handles leaf work without swapping attachments. The 80V platform delivers more headroom than 40V units like the Litheli 16-inch model, so it stays composed in thicker grass.
For most half-acre lots, the included 4.0Ah battery covers a full mow under typical conditions. Compared to the EGO POWER+ LM2135SP, the Greenworks trades self-propulsion for a more accessible price tier and a versatile 4-in-1 deck, which many homeowners find more useful day to day.
Practical Pluses
- 4-in-1 system supports mulching, bagging, side discharge, and leaf cleanup without extra tools.
- Brushless motor runs cooler, lasts longer, and delivers better torque than brushed equivalents.
- 80V battery platform provides strong headroom for thick or wet grass.
- 21-inch deck finishes wide lawns in fewer passes than 16-inch or 17-inch models.
Room For Improvement
- Push-only drive, so the EGO POWER+ LM2135SP is easier on slopes.
- Single 4.0Ah pack may need a top-up for very large or dense lawns.
- Wider 21-inch deck is bulkier to store than the Litheli 14-inch option.
Best Suited To
Homeowners with half-acre lawns who want a versatile 4-in-1 deck and a strong battery platform without stepping into self-propelled pricing.
Look Elsewhere When
Shoppers managing hilly terrain benefit more from the EGO POWER+ LM2135SP’s self-propelled drive.
The Honda HRX-BE takes the Honda GCV-series engineering reputation and ports it into a battery-powered walk-behind. The 4-in-1 Versamow system with Clip Director handles mulching, bagging, discharging, and leaf shredding through a single lever, no attachments needed. For homeowners who already trust Honda small engines, this is the brand’s battery answer.
Where it differs from the EGO POWER+ LM2135SP is refinement. The HRX-BE feels built for serious mowing seasons, with a sturdy deck and Honda-grade cut quality. Compare that to the Greenworks 80V, and the Honda sits in a higher tier, aimed at shoppers who want longevity and a polished finish over raw features.
Useful Touches
- Versamow Clip Director switches between mulching, bagging, discharging, and leaf shredding without tools.
- Honda-grade build quality targets long service life and consistent cut performance.
- 21-inch deck handles wide lawns efficiently.
- Twin blade MicroCut system supports finer mulching for healthier turf.
Honest Caveats
- Sits in a premium tier, so the Greenworks 80V offers better value for casual shoppers.
- Heavier than the Litheli 14-inch and 16-inch options, which matters for stair storage.
- Push-style drive means sloped lawns are more work than the EGO POWER+ LM2135SP.
Who Should Grab It
Demanding homeowners and pros who want Honda engineering, refined mulching, and a deck built for many mowing seasons.
Skip It When
Value-focused shoppers with smaller lawns get more from the Litheli 40V 16-inch mower, which keeps price down without giving up basics.
The Litheli 40V 16-inch sits in a comfortable middle ground. Two 5.0Ah batteries power a brushless motor, and the deck height adjusts through six positions from 1 to 3 inches. A 50L collection bag covers mulching and bagging in one unit, which is rare at this size. For most suburban small yards, it’s a tidy all-in-one package.
Compared to the larger 21-inch options from EGO and Greenworks, the Litheli trades raw width for easier handling and storage. Both batteries must be inserted to deliver full 40V output, which keeps performance consistent mid-lawn. You won’t get the Honda HRX-BE’s refinement, but the price-to-feature ratio is strong.
The Value In It
- Six height settings from 1 to 3 inches cover seasonal preferences and varied turf.
- Dual 5.0Ah batteries keep 40V output stable across a full mow.
- 50L bag handles mulching and collection in one container.
- Brushless motor cuts maintenance and extends service life over brushed designs.
Less Ideal Details
- 16-inch deck means more passes than 21-inch units on open lawns.
- 40V platform is less robust in thick grass than 56V or 80V systems.
- Push-only drive on slopes can tire out longer sessions.
Made For
Suburban homeowners with small yards who want dual batteries, a brushless motor, and bagging flexibility without stepping into premium pricing.
Consider Something Else When
Shoppers with larger lots and self-propelled needs will be better served by the EGO POWER+ LM2135SP.
The Litheli 14-inch is the smallest mower in this roundup, and it shows up where space is tight. A brushless motor keeps maintenance near zero, the 5.0Ah battery covers up to about 3,000 sq. ft. per charge, and the quick-fold handle shrinks the deck to fit narrow sheds and garage corners. For most small lawns and townhouse lots, it’s the easiest unit here to live with.
Where it differs from the Casince 17-inch and Litheli 16-inch models is footprint. The 14-inch path is narrower, which means more passes on open ground, but the lighter frame and foldable handle make it friendly for seniors and smaller shoppers. The five-position height range from 1 to 2.5 inches covers common cool-season turf heights.
A Strong Showing
- Brushless motor delivers quiet operation and zero routine maintenance.
- Lightweight, ergonomic frame is friendly for seniors and smaller-framed shoppers.
- Quick-fold design fits compact garages, sheds, and tight apartment storage.
- Covers up to about 3,000 sq. ft. per charge, sized for small lawns.
Small Caveats
- 14-inch deck requires more passes than 17-inch or 21-inch mowers on open lawns.
- Height range tops out at 2.5 inches, so very tall warm-season grass may need extra passes.
- Push-only drive without self-propulsion is best on flat terrain.
Perfect Match For
Small-lawn homeowners, apartment dwellers, and seniors who need a lightweight, foldable mower for tight storage spaces.
A Better Fit Elsewhere
Shoppers with medium lawns and more cutting height range should step up to the Litheli 40V 16-inch mower, which offers six height positions and dual batteries.
What To Weigh Before Choosing A Self-Propelled Push Lawn Mower
Deck Size And Yard Layout
Deck width decides how many passes a yard needs. A 21-inch deck, like the EGO POWER+ LM2135SP or Greenworks 80V, finishes wide-open lawns in fewer laps, but turning through narrow gates and tight corners gets harder. For lots with fences, garden beds, and tree rings, a 16-inch or 17-inch deck like the Casince or Litheli 16-inch saves time on trimming even if it costs time on straight runs.
Battery Platform And Runtime
Voltage and amp-hours together define usable runtime. Higher-voltage platforms (56V, 80V) handle thick or wet grass without bogging, while lower-voltage 40V systems like the Litheli 16-inch stay efficient on lighter weekly cuts. Dual-battery designs, like the Casince and Litheli 16-inch setups, stretch runtime for medium lawns. For most homeowners, matching voltage to grass thickness matters more than chasing the largest battery on the shelf.
Drive Type And Terrain
Self-propelled drive, like the EGO POWER+ LM2135SP, reduces fatigue on slopes and long sessions. Push-only mowers cost less and weigh less, which suits flat, smaller lawns and shoppers who prefer more exercise. For most flat suburban lots, push is fine; for slopes or half-acre properties, self-propelled is the upgrade that pays off.
Cutting Versatility
4-in-1 systems (mulch, bag, discharge, leaf shred) like the Greenworks 80V and Honda HRX-BE handle seasonal changes without extra attachments. Simpler 2-in-1 decks, like the Litheli 14-inch, keep weight and cost down. For most homeowners who want one mower for everything, 4-in-1 is the practical pick; for smaller lots, 2-in-1 keeps the build light.
Key Considerations Across These Picks
Mistakes Worth Dodging
Chasing the widest deck often backfires. A 21-inch mower struggles in fenced side yards where a 17-inch or 16-inch deck flows through gates without lifting. For most homeowners with mixed landscaping, picking a deck that matches the narrowest pass-through point saves time. Another common slip is underestimating battery voltage; 40V systems can stall in thick spring growth where 56V and 80V platforms keep RPMs steady.
When Paying More Pays Off
Higher-tier models earn their cost through stronger motors, longer-lasting brushless designs, and self-propelled drive. The Honda HRX-BE and EGO POWER+ LM2135SP both target shoppers who mow weekly over many seasons and want cut quality that holds up. For most casual mowers with small lawns, the upgrade isn’t necessary, but for thick grass, slopes, or larger lots, the premium tier delivers real day-to-day relief.
Frequently Asked Questions
How Long Do Cordless Mower Batteries Last Per Charge?
Most cordless mower batteries in this roundup run between 30 and 45 minutes per charge under typical mowing conditions, with dual-battery kits stretching that window. Actual runtime depends on grass thickness, height setting, and whether the deck is mulching or bagging.
Are Battery Mowers Powerful Enough For Thick Grass?
Higher-voltage platforms like 56V and 80V, found in the EGO POWER+ and Greenworks models, handle thick and wet grass with steady torque. Lower-voltage 40V systems like the Litheli 16-inch work best on lighter weekly cuts and thinner turf types.
Can I Leave The Battery On The Mower Between Uses?
It’s fine to leave the battery on the mower for short periods, but long-term storage with the battery attached can shorten cell life. For most batteries, removing the pack and storing it indoors at moderate temperatures extends overall service life.
Do Self-Propelled Mowers Work On Steep Slopes?
Self-propelled drive, like the EGO POWER+ LM2135SP, helps significantly on slopes by reducing the push effort needed. For most homeowners with hilly lots, a self-propelled unit is safer and less tiring than a push-only equivalent.
How Often Do Brushless Motors Need Maintenance?
Brushless motors in cordless mowers like the Litheli 14-inch or Greenworks 80V don’t require routine brush replacement and generally need only basic cleaning. For most owners, occasional debris removal around the vents and keeping the battery contacts clean is enough.
Bottom Line
A self-propelled cordless mower turns a chore into a quick weekend task, and the six picks here cover everything from compact townhouse lawns to demanding half-acre yards. Match deck size to your narrowest pass-through, voltage to your grass thickness, and drive type to your terrain, and the right choice usually becomes obvious. The Lithium 40V 16-inch balances most suburban small lots, while the EGO POWER+ LM2135SP handles bigger properties without breaking a sweat.