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X420 or LUBA 3 AWD?

X420 is best suited to large, steep lawns with dense grass and substantial obstacles; LUBA 3 AWD is best suited to large multi-zone lawns with steep or uneven ground. Compare their features and compromises below.

ProductLocal priceStatus
Choose X420 if...

Large, steep lawns with dense grass and substantial obstacles.

Main compromise: small gardens or buyers seeking a sub-£2,000 mower.
Choose LUBA 3 AWD if...

Large multi-zone lawns with steep or uneven ground.

Main compromise: small, simple gardens.

Side by side

The meaningful differences.

SpecificationSegway Navimow X420Mammotion LUBA 3 AWD
Recommended area2,000m²—
Slope capability84% / 40°Up to 80%
Obstacle crossingUp to 7cm—
Cutting width430 mm (X4 Series)400mm
Cutting motorsDual 180W—
Obstacle library200-plus types—
Warranty3 years—
Cutting height20 - 95 mm ±5 mm accuracy (X4 Series)25-70
SlopeMax 84% (40°) incline (X4 Series)—
Noise＜ 68 dB(A) (X4 Series)70dB
WeatherproofingIP66 Dustproof & Waterproof (X4 Series)—
Boundary wire—Not required
Navigation—Tri-Fusion Navigation: 360 LiDAR + NetRTK + Dual Camera AI Vision
Positioning—±1cm claimed
Maximum slope—Up to 80%
Runtime—Up to 215 minutes
Water resistance—IPX6
Boundary system—Wire-free - no perimeter wire. NetRTK (network RTK, no local base station) plus 360 LiDAR and dual-camera AI vision.
Charge time—120 minutes
Protection—IPX6

Official product sources

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