A cordless lawn mower resting on a freshly striped suburban lawn in morning light.

Find the Right Cordless Mower for Your Yard

WireFreeMower helps homeowners compare battery-powered lawn mowers the way that actually matters: by yard size, terrain, runtime, cutting width, battery system, features, and budget. No hype, no pretend lab tests — just research-based guidance that respects your Saturday.

Start with the yard-size calculator Browse by yard size

Research-based guidance, not hands-on testing · Free calculators, no email required

Shop by Yard Size

All yard-size guides

The single best predictor of the right mower is the size of the lawn it has to cut. Start here and everything else falls into place.

A cordless mower making parallel passes across a rectangular suburban lawn.

Find the Right Cordless Mower for Your Yard Size

How Many Mower Passes for a 70-Foot-Wide Lawn?

A 70-foot-wide lawn takes about 42 passes with a 21-inch mower, 45 with a 20-inch mower, or 47 with a 19-inch mower. Use the overlap math and calculator.

Wide half-acre suburban lawn mid-cut with a self-propelled cordless mower leaving striped rows, spare battery resting on a patio table.

Find the Right Cordless Mower for Your Yard Size

Can a Battery Mower Handle ½ Acre? The Honest Math

A battery mower can handle ½ acre — with a 500+ Wh energy budget. We show the pass counts, watt-hour math, two-battery picks, and when a rider still wins.

Already know the kind of mower you want — self-propelled, hill-capable, budget, or easy to carry? These guides shortlist by need.

A cordless mower making a high first pass through dense spring grass

Best Mowers (2026): Battery Picks for Every Yard

Best Battery Mowers for Thick Grass (2026)

Choose a cordless mower for thick grass using verified torque, battery-reserve, and cutting-height guidance, with honest limits for overgrown lawns.

Self-propelled cordless lawn mower on a suburban lawn

Best Mowers (2026): Battery Picks for Every Yard

Best Self-Propelled Cordless Mowers (2026)

The best self-propelled battery mowers of 2026, with the runtime tax quantified: what SP drive costs you in cutting minutes and who should skip it.

Go Wire-Free Forever: Robot Mowers

All robot-mower guides

The endgame of cordless mowing: RTK-, LiDAR-, and vision-guided robots that mow while you're at work. We sort the tech from the marketing and match units to your acreage and slopes.

A robotic lawn mower cutting a suburban lawn on a sunny morning, with trimmed edges still showing along the beds.

Robot Lawn Mowers: The Wire-Free Upgrade

Robot Mower Owners: What They Love and Hate

What robot mower owners actually love and hate: the hours they get back and the edges that remain. Honest owner quotes from 14 threads we read.

Compare Battery Platforms

All brand guides

A battery platform is a long-term relationship: once you own two or three tools on the same packs, switching gets expensive. We cover the three ecosystems most homeowners end up choosing between.

Popular Comparisons

All comparisons

Head-to-head matchups and the questions that actually decide them: battery ecosystem, deck, real-world runtime, and price band.

An 80V Greenworks self-propelled mower and a 40V Ryobi dual-battery mower side by side on a striped lawn, representing the head-to-head comparison.

Mower Comparisons: Head-to-Head, Math Included

Greenworks vs Ryobi Lawn Mowers

Greenworks vs Ryobi mowers: 80V single-pack energy (640 Wh) against 40V dual-pack value (480 Wh), warranty terms, and a clear yard-size verdict.

A 56V EGO self-propelled mower and a 40V Ryobi dual-battery mower side by side on a striped lawn, representing the head-to-head comparison.

Mower Comparisons: Head-to-Head, Math Included

EGO vs Ryobi Lawn Mowers: What the Premium Buys

EGO vs Ryobi mowers: what the 5-year tool warranty and cut refinement actually buy you over Ryobi's two-battery 40V kit — with the math shown.

Two 21-inch self-propelled cordless mowers from different brands facing each other on adjacent mowed stripes.

Mower Comparisons: Head-to-Head, Math Included

EGO vs Greenworks Lawn Mowers: 56V vs 80V

EGO 56V vs Greenworks 80V: a spec-table head-to-head of the current mower flagships, watt-hour runtime math, the warranty delta, and a verdict.

Learn Before You Buy

Ten minutes of vocabulary — volt-hours, deck widths, self-propel drive types — will make every spec sheet on the internet easier to read.

Free Tools: Do the Math Before You Spend

All tools

Three quick calculators that turn your yard's numbers into a shortlist — nothing sent anywhere, everything computed in your browser.