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What reviewers found

Four home tests. T3 and Tom's Guide France tried the 800m² i208 in Europe, while Tom's Guide and The Daily Beast tested the US model, the i215. All four liked the quiet running and the neat cut, and none of them got the edges perfectly trimmed. They split on setup: Tom's Guide France had automatic mapping done in minutes, but T3 couldn't get it to work. Slopes split them too: The Daily Beast found its hill easy, while Tom's Guide saw the wheels spin and tear the grass.

T3, hands-on, Several weeks, May 2026 (tested on the i208 LiDAR) · Tom's Guide France, hands-on, May 2026 (tested on the i208 LiDAR) · Tom's Guide, hands-on, About two months, Aug 2026 (tested on the i215 LiDAR) · The Daily Beast, hands-on, Aug 2026 (tested on the US i2 LiDAR (i215))

  • Cut quality and edges

    Mixed results

    The cut itself is neat, in straight lines: T3 found the lawn tidier than mowing by hand. None of the testers got perfect edges: T3 saw a strip along the border and Tom's Guide France found its wall edge mode still left some grass.

  • Setup and boundaries

    Mixed results

    Tom's Guide France had automatic mapping done in two laps on a simple garden. T3 couldn't get it to work at all and drove the boundary by hand, and Tom's Guide had to redraw a corner.

  • Navigation

    Mixed results

    T3 found the laser-and-camera navigation worked brilliantly, mowing methodically in parallel lines. But Tom's Guide had it dip its nose off a mapped corner and once drive itself off a retaining wall, so map a margin round drops.

  • Slopes and rough ground

    Mixed results

    The Daily Beast found it handled an uneven, mostly uphill garden with ease. On a small sloping front lawn, Tom's Guide saw the wheels spin on the steepest parts and tear up the grass.

  • Obstacles and safety

    Mixed results

    T3 saw it steer round trees, furniture and planters, and The Daily Beast saw it work round half-buried rocks. But Tom's Guide had it run over a ball the size of a baseball, and T3 warns stray cables can catch it.

  • Weather

    Not enough evidence

    No review we use tested it in rain or on wet grass.

  • App and software

    Not enough evidence

    Only T3 commented on the app beyond mapping, finding pairing and firmware updates quick. No other review we use judged the app in depth.

  • Upkeep

    Not enough evidence

    No review we use has reported on cleaning or blade changes yet.

  • Reliability and support

    Not enough evidence

    No review we use has run it long-term or judged Segway's support.

  • Value

    Reviewers rate it highly

    T3 found it good bang for the buck for a wire-free, aerial-free mower, and The Daily Beast reckons the cost is soon worth it next to paying someone to mow.

Verdicts come from independent, hands-on, finished reviews. An area needs at least two of them before we say more than “Not enough evidence”. We don't score robots ourselves. How this works

Neat lines, very quietly

Once mapped, it mows in straight, overlapping lines after a few laps of the edge. T3 found the lawn looked tidier than when mowing by hand, and Tom's Guide France saw it change direction between runs so no tracks form. The other win is noise. Tom's Guide France measured 45dB right beside it and 36dB three metres away, and The Daily Beast at first thought it wasn't running. It leaves clippings on the lawn, T3 notes, so run it often.

Mapping: quick for some, fiddly for others

Tom's Guide France used automatic mapping on a simple garden and it was done in two laps, even with a fuzzy bamboo border. In a second, oddly shaped garden, the tester drove the boundary by hand. T3 couldn't get automatic mapping to work at all, so it steered the mower round a small lawn instead, which took about ten minutes. Tom's Guide had to redraw one corner after the mower kept dipping its nose off it. Expect to tweak the map after the first few runs.

Good obstacle spotting, with gaps

T3 watched it slow down and steer round trees, furniture, planters and fences, though stray cables could still catch it. The Daily Beast saw it work round half-buried rocks. Tom's Guide France found it avoided objects, animals and people, but a low branch was sometimes read as an obstacle, and it brushed small shrubs closely. Tom's Guide had it avoid a small football and a toy, then run over a ball the size of a baseball. Its app doesn't mark where it met an obstacle.

Slopes and drops: mixed results

The Daily Beast has an uneven, mostly uphill garden and found the mower rocked briefly on bumps, then got through, and handled the hill easily. Tom's Guide had a different experience on its small, sloping front lawn: the wheels sometimes spun on the steepest parts and tore up the grass. It also drove itself off a retaining wall once. Tom's Guide France's gardens were fairly flat, and it never got stuck there. Map a margin around drops and walls.

Edges still need a strimmer

T3 found it gets close to the boundary but leaves a strip along the very edge. Tom's Guide France says an edge mode along walls helps without reaching the wall itself. Moving the map line so the mower overlaps a path worked better, though its route then wiggled a little. Tom's Guide wished it had a proper edge-mowing feature like some cheaper rivals. Plan on a quick trim every so often.

This page covers the i2 LiDAR sizes, not the i2 LiDAR Pro. T3 and Tom's Guide France tested the 800m² i208 LiDAR. Tom's Guide tested the US i215 LiDAR, and The Daily Beast tested the US model, where the i215 is the only size Navimow sells.

Our take

Should you buy the i2 LiDAR (i208, i210, i215, i220)?

Best for: Lawns shaded by trees or surrounded by tall buildings. Skip it if: You want to avoid trimming the borders by hand.

buy it for a lawn of at least a few hundred square metres with trees, tall hedges or buildings that block the sky. On an open, sunny lawn under 1,000m² the Navimow i2 AWD does a similar job, and the Ecovacs GOAT O1200 LiDAR Pro suits you better if trimming the edges bothers you most.

The i2 LiDAR is the middle of Navimow's i2 family, between the satellite-guided i2 AWD and the pricier Pro. A spinning laser scanner on the front builds a picture of the garden and a camera spots obstacles, so it keeps its bearings under trees and beside walls where satellite-only mowers get lost. There's no wire or aerial to fit. It comes in four sizes, from the i208 for 800m² up to the i220 for lawns two and a half times that. Mobile data is free for the first year only.

All four testers liked the neat cut and the quiet running. T3 found the lawn tidier than mowing by hand, and Tom's Guide France measured just 45dB right beside it. None got the edges perfectly trimmed, as T3 saw a strip along the border and Tom's Guide France found the wall-edge mode still left some grass. Setup split them. Tom's Guide France had automatic mapping done in two laps, but T3 couldn't get it to work at all and drove the boundary by hand. Slopes split them too. The Daily Beast found its uneven, mostly uphill garden easy, while Tom's Guide saw the wheels spin on the steepest parts and tear up the grass, and once had it drive off a retaining wall. Tom's Guide also had it run over a ball the size of a baseball.

Where to buy

Where to buy the i2 LiDAR (i208, i210, i215, i220) in United Kingdom

No United Kingdom price checked in the last 21 days. We re-check daily.

We’re still looking for more United Kingdom retailers for this model.

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Before you buy

The questions people ask about this one

Does it need a boundary wire or an aerial?

Neither. It maps the garden with a laser scanner and camera, helped by satellite corrections sent over its built-in mobile connection, per the specifications. You either let it map automatically or drive the edge with the app. Tom's Guide France found automatic mapping quick, while T3 had to do it by hand.

Does it need a clear view of the sky?

Less than satellite-only mowers do. The laser lets it navigate under trees and at night, per the specifications. None of the four reviewers reported it losing its way near trees or buildings, and T3 saw it handle trees and fences without hesitating.

Will it cope with my slope?

It's rated for 45% (24°) inside the lawn and 25% at the edge, per the specifications. The Daily Beast found it handled an uphill garden with ease. Tom's Guide saw the wheels spin on the steepest bits of a small sloping lawn, tearing the grass, so steep patches may suffer.

How close does it cut to the edge?

Not all the way. T3 had a strip left along the edges, and Tom's Guide France found an edge mode along walls still left some grass. Moving the map line so it runs over a flush path helped Tom's Guide France get much closer.

Can it handle two separate lawns?

Only if they're joined. You can link zones with paths it drives along without mowing, per The Daily Beast. Tom's Guide France found that lawns with no route between them, such as front and back gardens, mean carrying the mower and running it without the map.

How noisy is it for neighbours?

Barely noticeable. Navimow quotes 59dB(A), per the specifications. Tom's Guide France measured 45dB right next to it and 36dB three metres away, and T3 could only hear a low, gentle buzz from its desk.

Alternatives

Other robot lawn mowers to compare.

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Segway Navimow i2 AWD
Segway Navimow

i2 AWD

Why consider it: Its sibling: the same app, with a driven third wheel that grips better on slopes and damp turns.

The compromise: It relies on satellite positioning, so it needs open sky and can struggle beside buildings.

Independently reviewedView profile →
ECOVACS GOAT O1200 LiDAR PRO
ECOVACS · £940

GOAT O1200 LiDAR PRO

Why consider it: Another laser-guided mower, with a built-in string trimmer that cuts far more of the border.

The compromise: The trimmer is loud, and one tester's trimmer failed after two months.

Highly rated by reviewersView profile →
Mammotion YUKA mini 2 1000
Mammotion · £999

YUKA mini 2 1000

Why consider it: Laser guidance for lawns up to 1,000m², navigating confidently under trees and through narrow gaps.

The compromise: It struggled on a steep test slope and can leave a strip along raised edges.

Highly rated by reviewersView profile →

Specs

Full specifications

Recommended lawn sizei208: 800m²; i210: 1,000m²; i215: 1,500m²; i220: 2,000m²Source: Segway Navimow
NavigationSolid-state LiDAR and 140° camera, with Network RTK; no wire or aerialSource: Segway Navimow
Obstacle detection200+ obstacle types, 1cm precision claimedSource: Segway Navimow
Slope45% (24°) inside the lawn; 25% at the boundarySource: Segway Navimow
Cutting width22cmSource: Segway Navimow
Cutting height2–7cmSource: Segway Navimow
Battery and runtimei208: 5.1Ah, about 110 min, 265m² per charge; i215: 7.65Ah, about 160 min, 426m²; i220: 10Ah, about 210 min, 560m²Source: Segway Navimow
Noise59dB(A)Source: Segway Navimow
WeatherproofingIP66 mower and charging stationSource: Segway Navimow
ConnectivityBluetooth, Wi-Fi and built-in 4G; 1 year of 4G data included; Network RTK includedSource: Segway Navimow
Dimensions and weight635 × 446 × 288mm; 14.7–15.1kgSource: Segway Navimow
Warranty3 yearsSource: Segway Navimow

Each specification names its source. Manufacturer claims are not independent test results; unconfirmed figures are labelled.

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Sources

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