Mammotion LUBA 3 vs Segway Navimow i210: Which Wire-Free Robot Mower Fits Your Yard?
For a yard up to a quarter acre with moderate slopes, the Segway Navimow i210 AWD does the job for far less money; for up to three quarters of an acre, steep slopes or heavy tree cover, the Mammotion LUBA 3 AWD 3000 is the one built for it.
All-wheel drive, 45% slopes and wire-free Network RTK mapping for yards up to 0.25 acre.
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360° LiDAR plus RTK and camera vision, 80% slopes and up to 0.75 acre.
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Mammotion LUBA 3 vs Segway Navimow i210: which is better?
The right answer depends on yard size, because the two mowers are rated for very different lawns. Segway’s Amazon listing rates the Navimow i210 AWD for 0.25 acre, and Navimow’s own store listed it at $1,299 (marked down from $1,299) on October 14, 2026, matching the Amazon price that day. Mammotion’s Amazon listing rates the LUBA 3 AWD 3000 for 0.75 acre, at $2,799. So the LUBA costs about $1,750 more and covers three times the area. If your lawn is a typical suburban back yard under a quarter acre, the i210 covers it and the extra money buys capacity you will not use. If you have most of an acre, steep banks or many trees, the LUBA is the one designed for that job. The larger LUBA 3 AWD 5000 showed as currently unavailable on Amazon the same day.
Which robot mower climbs steeper slopes?
The LUBA 3 is rated for far steeper ground. Mammotion’s Amazon listing says the LUBA 3 AWD climbs slopes up to 80 percent, which it equates to 38.6 degrees, using four independent motors and an omni wheel for turning, and that its adaptive suspension steps over curbs, roots and thresholds up to 50 mm high. Segway’s Amazon listing says the Navimow i210 AWD handles 45 percent slopes, or 24 degrees, and uses automotive-style electronic stability control to keep it steady on uneven ground. A 45 percent slope is already a steep lawn, so the i210 suits gently rolling yards. If you have a steep bank, a drainage ditch or a hillside lot, measure the grade first: that single number usually decides between these two mowers.
How do they navigate without a boundary wire?
Neither mower needs a buried perimeter wire, but they find their way with different sensors. Mammotion’s Amazon listing says the LUBA 3 AWD 3000 combines a 360-degree LiDAR with a range of up to 230 feet, Network RTK corrections and dual-camera AI vision, switching between them as conditions change, and that it recognizes more than 300 obstacle types. LiDAR does not rely on a satellite signal, which helps under tree canopies. Segway’s Amazon listing says the Navimow i210 AWD uses tri-frequency Network RTK combined with vision for centimeter-level accuracy, set up with one-tap automatic mapping. Satellite-based RTK needs a view of the sky, which is why Segway pairs it with vision; a heavily shaded yard is the situation the LUBA’s LiDAR is designed for.
How much lawn do they cut per charge?
The LUBA carries a much bigger battery and cutting system. Mammotion’s Amazon listing says the LUBA 3 AWD 3000 has two 165-watt cutting motors with six-blade discs, a battery of up to 12Ah, and runs up to 175 minutes per charge while covering up to 500 square meters an hour. It also supports up to 30 mowing zones and no-go areas. Segway’s Amazon listing says the Navimow i210 AWD uses a 5.1Ah battery that covers up to 2,690 square feet per charge, cuts a 7.1-inch path at heights from 2 to 3.6 inches, and manages up to 20 zones with GPS alerts if it is lifted or leaves its area. Segway’s listing says the i210 resumes its route after it recharges automatically, so runtime mostly changes how long a full mow takes.
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Amazon prices were read Oct 14, 2026 and change often; the button shows today’s price.
Where these facts come from
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For the full ranked list, read The 8 Best Robot Lawn Mowers of 2026.
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