Key specs
- Lawn area
- Up to 1.5 acres (about 6,000 m²)
- Navigation
- Network RTK plus cameras (EFLS 3.0), no antenna to install
- Slope
- Up to 84% (40°)
- Cutting width
- 17 in / 43 cm
- Drive
- All-wheel drive
- Boundary wire
- None
Our verdict
Rated for 1.5 acres with the same 84% slope ability and wire-free hybrid navigation as the X430. That spare capacity is exactly what you want for a full acre.
What we like
- Same all-terrain chassis as the X430 with a bigger battery rating
- Rated for 1.5 acres, so 1 acre is well within its comfort zone
- No wire or antenna to install
What to know
- Costs $500 more than the X430
- UK pricing for the X450E was not confirmed at the time of writing
How it compares
| Spec | Segway Navimow X450 | Husqvarna Automower 405VE NERA and 430V NERA | Mammotion LUBA 3 AWD 3000 | Husqvarna Automower 420 iQ and 440 iQ |
|---|---|---|---|---|
| Price | around $2,999 (US, Oct 2026); UK price not confirmed | 405VE NERA RRP £2,289; 430V NERA RRP £3,699 | around $2,799 (US); UK LUBA 3 range from £2,099 | 420 iQ around $3,299; 440 iQ around $4,299 at launch |
| Lawn area | Up to 1.5 acres (about 6,000 m²) | - | - | - |
| Navigation | Network RTK plus cameras (EFLS 3.0), no antenna to install | - | Tri-Fusion: 360° LiDAR, network RTK and dual-camera AI vision | - |
| Slope | Up to 84% (40°) | - | Up to 80% (38.6°) | - |
| Cutting width | 17 in / 43 cm | - | 40 cm (15.7 in), two discs | - |
| Drive | All-wheel drive | - | All-wheel drive | - |
| Boundary wire | None | - | - | - |
| Lawn size | - | 405VE: 900 m² (about 0.22 acre); 430V: 4,800 m² (about 1.2 acres) | 0.75 acre (3,000 m²) | 420 iQ: 1 acre (about 4,000 m²); 440 iQ: 2 acres (about 8,100 m²) |
| Boundary | - | Virtual, with EPOS plug-in | - | Virtual, physical wire optional |
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