Head to head
Segway Navimow X390 vs Sunseeker X5
Price, coverage, slope, navigation, and drive for Segway Navimow X390 and Sunseeker X5, side by side and cited.
- Store prices · checked 1 h agoVerified · checked 5 wk ago
2compared
10,118 m² (2.5 acres)largest lawn
Segway Navimow X390 (Navimow X390)·Sunseeker X5 (Sunseeker X5)
Your lawn
Set your lawn to see which of these fits it.
Drive
2-wheel drive
All-wheel drive
Obstacle avoidance
Navigation
Wire-free. RTK GNSS plus onboard AI vision, no perimeter wire.
Wire-free. RTK GNSS fused with visual SLAM and binocular AI cameras (AONavi); the included RTK base station mounts with a clear view of the sky. All-wheel drive.
Cutting
23.7 cm (9.3 in) cut, 50 to 100 mm (2.0 to 3.9 in) height, about 60 dB
22 cm (8.7 in) cut, 41 to 81 mm (1.6 to 3.2 in) height, about 60 dB
Rain
Weather-adaptive: pauses and returns to the dock in rain, snow, or frost (IP66)
Rain sensor: stops and returns to the dock when rain is detected (IPX5)
Anti-theft
GPS tracking, PIN code, lift/burglar alarm, and a geofence out-of-boundary alert
PIN code and lift and tilt sensor; a 4G-GPS anti-theft module is optional
Connectivity
4G, WiFi, Bluetooth (5-year free 4G service)
Wi-Fi (2.4 GHz) and Bluetooth; optional 4G-GPS module; Alexa and Google Assistant
Released
2025
2024
A check marks the lower price, the higher score, the larger coverage, and the steeper slope. Our pick below is derived from those same specs; the right choice still depends on your lawn, your budget, and how you'll use it.
Our pick
Which to buy
Best buySunseeker X5
For most lawns, the Sunseeker X5 is the better buy at $1,499: it covers up to 2,000 m² (0.49 acre), about $3,000 less than the Segway Navimow X390. Step up to the Segway Navimow X390 only if your lawn is larger than 2,000 m² (0.49 acre).
From $1,499The bottom line
What actually differs
- Sunseeker X5 has the lower price ($1,499).
- Segway Navimow X390 covers the most lawn (10,118 m² (2.5 acres)).
- Sunseeker X5 handles the steepest slopes (up to 60%).
Go deeper
Open the full record
BestRobotMower.co is an independent informational comparison site, not a manufacturer or a retailer. Specifications and prices are curated from public sources and can change or be incomplete. Always confirm the current spec, price, and availability with the manufacturer or seller before buying. Coverage and slope figures are rated maximums on an open lawn; real performance depends on your yard.