Segway Navimow X450
Segway's 2026 all-wheel-drive Navimow for up to 1.5 acres: network RTK plus 360° AI vision, 84% slope climbing and a 17-inch twin-disc deck.
Does it fit your lawn?
Set your lawn once; every mower page checks against it.
- Navigation & mapping
- 4.0
- Obstacle avoidance
- 5.0
- Coverage
- 3.6
- Slope & terrain
- 4.6
- Coverage per dollar
- 4.4
Best for steep, terraced, or hilly lawns.
- All-wheel drive climbs slopes up to 84% that two-wheel mowers slip on
- AI-camera obstacle avoidance steers around pets, hoses, and toys
At a glance
Segway Navimow X450 (Navimow X450) covers up to 6,070 m², handles slopes to 84%, and navigates with RTK + Vision. It starts at $2,999 at Segway Navimow Store, across 2 ways to buy.
- Max lawn area
- 6,070 m² (1.5 acres)
- Max slope
- 84% (40°)
- Navigation
- Wire-free Network RTK fused with 360° vision (EFLS NRTK), all-wheel drive
- Price
- from $2,999
- Cutting
- 43.2 cm (17.0 in) cut, 19 to 102 mm (0.7 to 4.0 in) height, about 68 dB
- Boundary
- Wire-free. Tri-frequency Network RTK fused with 360° camera SLAM and VIO, with no antenna required where network coverage exists (a GNSS antenna is included). All-wheel drive.
What it's built for
The 1.5-acre tier of the X4: the same network RTK fused with 360° camera SLAM, all-wheel drive for 84% (40°) grades and a 17-inch twin-disc deck, rated for half again the X430's area on the same 12.8 Ah battery.
Full spec sheet
The specs that decide a robot-mower purchase, in one place.
- Drive
- All-wheel drive
- Obstacle avoidance
- 360° VisionFence cameras + ToF; detects and avoids 200+ obstacle types, incl. pets and suspended objects
- Max lawn area
- 6,070 m² (1.5 acres)
- Max slope
- 84% (40°) slope
- Cut width
- 43.2 cm (17.0 in)
- Cut height
- 19 to 102 mm (0.7 to 4.0 in)
- Noise
- about 68 dB
- Battery runtime
- 110 min per charge
- Connectivity
- Bluetooth, Wi-Fi and 4G (2 years free on the X450, then $32.90 a year); Alexa and Google Home
- Cutting system
- 360° vision mapping with all-wheel drive.
Coverage and slope are the manufacturer's rated maximums on an open lawn; real performance depends on your yard. Confirm the exact spec with the manufacturer before buying.
Ways to buy Segway Navimow X450
Every way to buy, cheapest first.
The cheapest way to buy Segway Navimow X450 is $2,999 (brand store) via Segway Navimow Store, across 2 tracked ways to buy it.
- Check priceSNSegway Navimow StoreCheapestBrand store
Navimow X450 (1.5 acres)
- Check priceAAbtRetailer
Navimow X450 AWD (1.5 acres)
Prices are street prices you pay, not the MSRP above. They change often; each links to its source. Prices re-verified 2026-10-03. BestRobotMower.co is an independent comparison site; confirm the current spec and price with the manufacturer or seller before buying.
Segway Navimow X450 vs the alternatives
The models most cross-shopped against this one, head to head.
Segway Navimow X450 FAQ
How big a lawn can the Segway Navimow X450 mow?
It is rated for lawns of 6,070 m² (1.5 acres), and starts at $2,999 at Segway Navimow Store. Rated coverage is a maximum on an open lawn; a complex or obstacle-filled yard covers less.
How steep a slope can the Segway Navimow X450 handle?
It is rated to 84% (40°) slope, and its all-wheel drive grips grades that two-wheel mowers slip on.
Does the Segway Navimow X450 work under trees or in shade?
Mostly. It adds camera vision to its positioning, which helps under light tree cover, though heavy canopy can still interrupt a satellite lock.
Can the Segway Navimow X450 mow in the rain?
Rain sensor plus weather-forecast adaptation; heads home when either reports rain.
Is the Segway Navimow X450 protected against theft?
GPS tracking, out-of-boundary and lift alarms, Apple Find My (locatable even powered off), Proximity Unlock and PIN code.
How does the Segway Navimow X450 avoid obstacles like pets and toys?
360° VisionFence cameras + ToF; detects and avoids 200+ obstacle types, incl. pets and suspended objects, according to the maker.