Sunseeker · launched 2026
Sunseeker X4 nRTK LiDAR
From £1,299 (1,200 m² version) · versions up to 1,200 m²
Quick verdict
Good for
- Slopes up to 45%
- Trees, buildings or weak signal (LiDAR)
- Lawns with no Wi-Fi or phone signal
Watch out for
- No wildlife feature: mow in daylight only
£1,299 for the X4 nRTK LiDAR (1,200 m²) · spec score 6.9/10 · checked 17 October 2026
360° 3D LiDAR + AI vision, with network RTK. Rated for lawns up to 1,200 m². Slopes up to 45%. Mows without Wi-Fi: Yes
X4 nRTK LiDAR versions, UK prices and 5-year cost
| Version | Lawn | Price | Stock | Runtime | 5-yr core (Wi-Fi) | 5-yr core (no Wi-Fi) | With remote | Score |
|---|---|---|---|---|---|---|---|---|
| X4 nRTK LiDAR | 1,200 m² | £1,299 | In stock | — | £1,725 | £1,725 | same | 6.9 |
Prices from the seller's UK website on 17 October 2026. Where we can read the seller's page automatically, today's price is shown too. Prices change often; check the seller before buying.
Without Wi-Fi, subscriptions and 4G
LiDAR and vision navigate on the mower, so it can mow without Wi-Fi; app features away from Wi-Fi need the £179 4G module.
Optional 4G upgrade module (£179) for remote features.
5-year cost for the X4 nRTK LiDAR
| 5-year cost item | Cost | Basis |
|---|---|---|
| Price of the X4 nRTK LiDAR | £1,299 | UK price checked 17 October 2026 |
| Blades | £200 | £40/yr assumption; no blade price published |
| Electricity | £75.60 | 8 kWh/month × 7 months × 27p (assumption) |
| One replacement battery | £150 | Assumption: £20 per Ah, minimum £100; capacity not published, so £150 |
| Core cost, lawn with Wi-Fi | £1,725 | |
| Plan needed to keep mowing with no Wi-Fi | £0 | Navigates on the mower itself; no signal needed to mow. |
| Core cost, lawn without Wi-Fi | £1,725 |
X4 nRTK LiDAR reviews: what independent testers found
We have not found an independent UK or European review of this model yet. We will add one when it is published.
Owner reports
Loading owner reports…
X4 nRTK LiDAR specifications
| Navigation | 360° 3D LiDAR + AI vision, with network RTK |
|---|---|
| Base station / antenna | None |
| Built-in 4G | No |
| Drive | Not published |
| Max slope | 45% (about 24°) |
| Cutting width | 200 mm |
| Cutting height | 20–60 mm |
| Edge cutting | Not published |
| Obstacle sensing | 360° 3D LiDAR + AI vision |
| Wildlife features | Not published |
| Rain | Rain sensor |
| Noise | Not published |
| Water resistance | IPX6 |
| Weight | Not published |
| Narrowest passage | Not published |
| Mowing zones | Not published |
| Anti-theft | Lift alert |
| Warranty | Not published |
Hedgehogs and wet lawns
Wildlife: No specific wildlife feature published. Whatever the mower, schedule it for daytime only. Read why.
Rain: Has a rain sensor. Wet-lawn advice.
Sources
- Mower Power product page checked 17 Oct 2026