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
£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
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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