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The Segway Navimow X450 AWD Robot Lawn Mower is the high-capacity X4 model for very large residential lawns and acreage up to 5,000 m². It pairs a powerful AWD chassis with a 430 mm dual-disc cutting system, wire-free Network RTK positioning and 360° AI vision so large, difficult lawns can be maintained with less hands-on mowing.
With a larger 15 Ah battery than the X430 and the same 40° slope capability, the X450 is aimed at owners who need more coverage without giving up precise mapping, obstacle awareness or turf-friendly manoeuvring.
The X450 is engineered around EFLS™ NRTK. Network RTK, 360° camera data and VIO work together to give the mower precise localisation without buried boundary wires. The X4 platform also uses tri-frequency RTK and supports one-tap Auto Mapping, allowing the mower to create a lawn map that can then be visually edited in the Navimow app.
Two 180 W cutting motors drive a wide 430 mm dual-disc cutting system, helping the X450 cover substantial lawn areas efficiently. Automatic cutting-height control spans 20 mm to 95 mm, giving owners flexibility to adjust the finish for changing turf conditions.
AWD traction, dual suspension and turf-conscious front-wheel steering are designed for challenging ground without relying on aggressive skid turns. The X450 is rated for slopes up to 84% (40°) and can cross obstacles up to 70 mm, giving it the hardware to cope with uneven lawns, roots and changing terrain.
The panoramic VisionFence™ system combines 360° RGB cameras with ToF sensing. It can recognise more than 200 obstacle types and feeds that information into the mower’s navigation system, supporting safer, more deliberate movement around objects commonly found on large residential properties.
From the Navimow app you can manage virtual boundaries, Auto Mapping, zones, schedules and mower settings. Bluetooth, Wi-Fi and cellular connectivity support connected control, while OTA updates and weather-adaptive functions help keep the X450 operating as a modern smart outdoor appliance rather than a set-and-forget mechanical timer.
The X450 carries a 15 Ah battery with a 100-minute charge time on the Australian specification. Segway/Navimow manufacturer documentation rates full-charge mowing runtime at up to 130 minutes under its stated test conditions, with automatic return-to-charge functionality built into normal operation.
The X450 is the X4 choice for owners who want maximum residential coverage. It is particularly well suited to very large lawns where a smaller robot would spend too much time cycling, and where steep ground or uneven surfaces make AWD, suspension and visual navigation worthwhile upgrades.
Shop the Segway Navimow X450 with Robotic Lawnmowers Australia, an Australian-owned robotic mower specialist. For large and complex lawns, our team can help assess mowing area, slopes, terrain and layout so you can select the right high-capacity robot mower with confidence.
| Brand | Segway Navimow |
|---|---|
| Model | X450 |
| Series | X4 Series |
| SKU / Product Code | SNUAA1206030005 |
| Recommended Mowing Area | 5,000 m² |
| Drive System | Xero-Turn™ 4WD / full-time AWD with dual suspension |
| Maximum Slope | 84% (40°) |
| Obstacle Crossing Capability | Up to 70 mm (7 cm) |
| Navigation / Localisation System | EFLS™ NRTK |
| Positioning Technology | NRTK + 360° Vision + VIO; tri-frequency RTK |
| Vision System | 360° AI vision |
| Obstacle Avoidance | VisionFence™ (360° RGB Camera + ToF); 200+ obstacle recognition |
| Cutting System | MowMentum™ dual-disc cutting system |
| Cutting Width | 430 mm |
| Cutting Height | 20–95 mm |
| Cutting Height Adjustment | Automatic |
| Cutting Motors | Twin 180 W motors |
| Battery Capacity | 15 Ah |
| Full-Charge Mowing Runtime | Up to 130 minutes (manufacturer test conditions) |
| Charging Time | 100 minutes |
| Automatic Charging | Yes |
| Virtual Boundary | Yes – wire-free |
| Auto Mapping | One-tap Auto Mapping with real-scene map editing |
| Systematic Mowing Pattern | Yes |
| Multi-Zone Management | Yes |
| Connectivity | Bluetooth, Wi-Fi & Cellular |
| App Control | Yes – Navimow app |
| Weather Adaptive | Yes |
| OTA Updates | Yes |
| IP Rating | IP66 |
| Noise Level | 68 dB(A) |
| Dry Weight | 29.2 kg |
| Dimensions | 850 × 610 × 351 mm (W × H × L) |
| In-App Live Chat Support | Yes |