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- Price
- $4,299.99
- Area
- 8,094 m²
- Slope
- 45%
- Navigation
- RTK / satellite
Navigation and coverage8.5
Rated area: 8,094 m² (2.00 acre)
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Segway Navimow X390
8.1/10$4,499
The Segway Navimow X390 is a RTK + camera, wire-free robot mower rated for 10,000 m² and 50% slopes. Its strongest category is setup and app.
Specs last checked October 3, 2026.
Buy it if
- You want no perimeter wire to bury or repair.
- Your lawn has steep sections, up to 50% grade.
- You have a large lawn, up to 2.47 acre.
- You want it to stop mowing on its own when it rains.
Skip it if
- Nothing in the specs rules it out.
Score breakdown
Navigation and coverage25%9.5
Terrain20%5.6
Value15%9.4
Setup and app15%10.0
Owner reputation15%, neutral until owner data5.0
Security and weather10%9.5
Full specs
| Price | $4,499 |
|---|---|
| Rated area | 10,000 m² (2.50 acre) |
| Max slope | 50% |
| Navigation | rtk+vision |
| Boundary wire | No |
| RTK base or antenna | No |
| Drive | 2WD (rear wheels) |
| Cutting width | 23.6 cm |
| Cutting height | 51 to 102 mm |
| Battery | Not confirmed |
| Runtime | 240 min |
| Charge time | 100 min |
| Noise | 60 dB |
| Multi-zone | Yes |
| Obstacle avoidance | 300° RGB camera + ToF (VisionFence), 200+ object types |
| Anti-theft | Lifted alarm, PIN code, GPS tracking, out-of-boundary alarm |
| App | Bluetooth + Wi-Fi + cellular (Connect+ 4G); Alexa and Google Home; OTA updates |
| Rain sensor | Yes |
| Water rating | IP66 |
| Weight | 19.9 kg |
| Sold in | US, EU |
Notes: Weight 43.9 lb. Connect+ 5 yrs free. NRTK, no separate antenna required (optional signal-enhancement antenna supported). EUR 4999 EU nominal 10000 m2; 2.5 ac = 10117 m2. Battery 12.8 Ah per US table. Slope 50% (27°). Cutting height auto 2-4 in. Out of stock on EU store.
Alternatives for a similar lawn
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Lymow One Plus
8.5/10- Price
- $2,799
- Area
- 7,001 m²
- Slope
- 100%
- Navigation
- RTK + camera
Navigation and coverage9.0
Rated area: 7,001 m² (1.73 acre)
Image coming soon
Sunseeker X7 Plus Gen 2
8.2/10- Price
- $3,299
- Area
- 6,070 m²
- Slope
- 70%
- Navigation
- RTK + camera
Navigation and coverage9.5
Rated area: 6,070 m² (1.50 acre)
Questions people ask
How big a lawn can the Segway Navimow X390 mow?
The maker rates it for 10,000 m² (2.50 acre).
Can the Segway Navimow X390 handle slopes?
It is rated for slopes up to 50%.
Does the Segway Navimow X390 need a boundary wire?
No. It navigates by rtk + camera.
How much does the Segway Navimow X390 cost?
US list price is $4,499. Prices change, so check the retailer.