
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.

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
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.

Find the Right Cordless Mower for Your Yard Size
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.

Find the Right Cordless Mower for Your Yard Size
Can a battery mower handle ¾ acre? Plan the purchase with watt-hour math, deck-pass estimates, and an honest look at when a wire-free robot takes over.

Find the Right Cordless Mower for Your Yard Size
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.

Best Mowers (2026): Battery Picks for Every Yard
Choose a cordless mower for thick grass using verified torque, battery-reserve, and cutting-height guidance, with honest limits for overgrown lawns.

Best Mowers (2026): Battery Picks for Every Yard
A safety-first guide to battery mowers and wet grass: when to wait, when a bagger is the practical fallback, and which verified deck features matter.

Best Mowers (2026): Battery Picks for Every Yard
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.
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.

Robot Lawn Mowers: The Wire-Free Upgrade
Segway Navimow vs Mammotion LUBA head-to-head: RTK vs LiDAR+RTK+vision positioning, slope ratings, acreage, multi-zone handling, apps, and blade systems.

Robot Lawn Mowers: The Wire-Free Upgrade
Robot mower or cordless walk-behind? Original cost-per-year math, time-budget comparison, yard-complexity framework, and an honest cut-quality verdict.

Robot Lawn Mowers: The Wire-Free Upgrade
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.
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.
Head-to-head matchups and the questions that actually decide them: battery ecosystem, deck, real-world runtime, and price band.

Mower Comparisons: Head-to-Head, Math Included
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.

Mower Comparisons: Head-to-Head, Math Included
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.

Mower Comparisons: Head-to-Head, Math Included
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.
Ten minutes of vocabulary — volt-hours, deck widths, self-propel drive types — will make every spec sheet on the internet easier to read.
Three quick calculators that turn your yard's numbers into a shortlist — nothing sent anywhere, everything computed in your browser.
Mower Tools & Calculators
Enter your lawn's size, terrain, and grass type to get a suggested deck range, push vs self-propelled call, and a battery watt-hour budget with the math shown.
Mower Tools & Calculators
Enter your lawn's width or diameter and a deck size to see roughly how many passes a full mow takes and how long it runs at typical walking speed.
Mower Tools & Calculators
Enter any mower battery's voltage and amp-hours to get watt-hours, plus estimated runtime for light, normal, and thick grass — with the assumptions stated.