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Segway Navimow X350 vs Segway Navimow X450

Two robot lawn mowers side by side. All figures are what the makers claim (as of 2026-10-07), not test results. Where a number decides it, the better one is marked.

Specifications compared

Segway Navimow X350 compared with Segway Navimow X450
FigureSegway Navimow X350Segway Navimow X450
Lawn size it can handle53,820 sq ft (5,000 m²)53,820 sq ft (5,000 m²)
SlopesUp to 50%Up to 84%Ahead
List price$3,499$2,999Ahead
List price per 100 m² of lawn$70$60Ahead
Noise60 dBAhead68 dB
GuidanceRTK+visionRTK+vision
Wire-freeYesYes
Needs a base station on the lawnNoNo
Cutting width23.7 cm43 cm
DriveRWD4WD
Battery10 Ah12.8 Ah (US) / 15 Ah (EU)
Water protectionIP66IP66
ConnectivityBluetooth;Wi-Fi;4GBluetooth;Wi-Fi;4G

"Ahead" marks the better figure for lawn size, slope, price per lawn size, list price and noise. The list price is the maker's, not a store's.

Which one suits you

Choose the Segway Navimow X350 if

  • Quiet matters: 60 dB claimed against 68 dB.

Choose the Segway Navimow X450 if

  • Your yard has steeper slopes: 84% claimed against 50%.
  • Price matters most: the list price is $2,999 against $3,499.
  • You want faster mowing: a wider deck, 43 cm against 23.7 cm.

More: all comparisons, best-for lists, report a wrong figure.