Compared set
Only 7 of 56 models checked match every need here: “The ground is rough, rutted or uneven”, “The lawn has sustained steep slopes”, and “My mowable area is one acre or more”.
7 matching models from 56 checkedBest for this need
Our pick

The Segway Navimow X430 is the broadest terrain choice here with 4WD, an 84 percent slope claim and a one-acre rating. The compact i210 is easier to place on a small, lumpy yard.
Driven wheels and adaptable chassis for ruts and changing grades.
What the facts say
Useful conclusions from the current robotic lawn mowers comparison, followed by the checked facts used to reach them.
Only 7 of 56 models checked match every need here: “The ground is rough, rutted or uneven”, “The lawn has sustained steep slopes”, and “My mowable area is one acre or more”.
7 matching models from 56 checkedSegway Navimow X430's published lawn-area rating is 100% above the 0.5 acre median at 1 acre.
Match countThe count uses the current product-to-need assignments for “The ground is rough, rutted or uneven”, “The lawn has sustained steep slopes”, and “My mowable area is one acre or more”. A need with no documented match does not count.
Calculation noteThis compares the maker-rated lawn area. Slope, layout, obstacles and mowing frequency can reduce practical coverage. The median covers 47 of 56 models with comparable published figures.
| Product | Needs matched | Checked facts | Source records |
|---|---|---|---|
| Segway Navimow X430 |
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| |
| Segway Navimow i2 AWD i210 |
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| |
| Worx Landroid Vision Cloud 4WD WR342 |
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3 options

Segway, X430
A one-acre four-wheel-drive Navimow with a broad cut-height range for demanding terrain.
Winner whenOne-acre lawns with steep transitions and mixed turf heights
Its capability and footprint are hard to justify on a small, flat lawn.

Segway, i210 AWD
A quarter-acre i2 with the same AWD chassis and twice the listed battery capacity of the i206.
Best forSmall, uneven lawns that need more runtime than the i206
It still stops at a quarter-acre rating.

Worx, WR342
A half-acre four-wheel-drive Landroid built for steeper grades and rougher transitions.
Best forHilly half-acre lawns covered by Worx RTK Cloud
The 84 percent rating is reduced when specified edging hardware is installed.
Ready to choose?
Our pick for this need

Wheel drive
See price & reviews on AmazonChoose instead when

Small, uneven lawns that need more runtime than the i206
See price & reviews on Amazon