Husqvarna Automower 440 iQ vs Segway Navimow X350
Two of the robot lawn mowers in our best robot lawn mowers: husqvarna, navimow, mammotion, worx & ecovacs comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: 2-acre lawns, with wire or virtual boundary
Check price at AmazonBest for: 1.5-acre wire-free RTK + vision mower
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Husqvarna Automower 440 iQ | Segway Navimow X350 | Weight |
|---|---|---|---|
| Max lawn areaThe largest lawn the maker says the mower is built for. Husqvarna notes its figures are ±20%. Where a model comes in sizes, we rank the variant on the linked page and name it. | 2 acres | 1.5 acres | 30% |
| Max slopeThe steepest slope the maker says the mower handles inside the lawn, in percent (100% = 45°). Several makers list a lower limit at the boundary edge, shown in the notes. | 45 % | 50 % | 20% |
| Cutting widthThe width of lawn cut in one pass. Wider cuts cover a lawn in fewer passes. | 9.4 in | 9.3 in | 15% |
| Mowing time per chargeHow long the maker says the mower runs on a full charge before going back to its dock. | 138 min | 200 min | 15% |
| Cutting-height rangeComputed as the maker's highest cutting height minus its lowest. A wider range suits more grass types and seasons. | 3 in | 2 in | 10% |
| Wire-free optionYes when the maker lists a virtual boundary (RTK/GPS, vision or LiDAR) so you don't have to bury a boundary wire. | Yes | Yes | 10% |
| Boundary | Physical boundary wire or virtual boundary | Not listed | info |
| Battery | 7.5 Ah | 10 Ah (maker's replacement battery listing) | info |
| Weight | 39 lb | 43.7 lb | info |
| Water rating | IPX5 | IP66 | info |
| Area note | Maker states ±20% | Not listed | info |
| Cutting height | 1–4 in | 2–4 in | info |
| Cutting-height range | 3 in (computed: max minus min) | 2 in (computed: max minus min) | info |
| Navigation | Not listed | EFLS 3.0 (RTK + VSLAM), wire-free | info |
| Slope at boundary | Not listed | 25% | info |
| Charge time | Not listed | 80 min | info |
| YardPick score | 6.0/10 | 5.5/10 | 100% |
Where each one comes out ahead
Husqvarna Automower 440 iQ
Better published figure on: Max lawn area, Cutting width, Cutting-height range.
What we like
- Top cutting-height range in this comparison (3 in)
Watch out for
Segway Navimow X350
Better published figure on: Max slope, Mowing time per charge.
What we like
Watch out for
Verdict
Husqvarna lists 2 vs 1.5 acres, a 1–4 in height range and a wire or virtual boundary. Navimow lists 200 vs 138 min per charge, 50% vs 45% slope and IP66 vs IPX5.
- Husqvarna Automower 440 iQ: Husqvarna: Automower 440 iQ
- Segway Navimow X350: Navimow: X350