From $2,799checked
Check priceWe earn a commission.X390
An RTK GPS plus camera mower at $4,499 with 2.5 acres and a 50% slope limit, #1 on our large yards ranking.
- Max lawn size
- 2.5 acres
- Max slope
- 50 %
- Navigation
- RTK GPS + camera
- Cutting width
- 9.3 in
Our verdict
It is $2,699.01 above the typical RTK plus camera mower, $1,799.99 (median of 25). At $1,800 per acre it is about 44% below that type's $3,196 typical. It needs an antenna. It ranks #16 overall, #7 on RTK, #19 for hills and #14 for quiet at 60 dB. The warranty is 3 years, with 240 minutes of runtime.
Nothing else in our data sits near its price. The step down is the X350 at $2,799 for 1.5 acres, $1,700 less for 1 acre less. Above it, the Yarbo Y40 Mower Pro lists 6.2 acres at $5,999, or $968 per acre, with a 70% limit and no antenna needed.
The X390 weighs 43.9 pounds with a 9.3 inch cutting width. A 50% limit is only moderate.
Choose it for a flat two-acre lawn and a patient budget. Skip it if your yard is under 1.5 acres. Navimow is the only seller.
Where it ranks
How it scored in each list. A longer bar is better for you.
- Rank 16
Best Robot Lawn Mowers
Number 16 of 21 ranked
- Rank 19
Best Robot Mowers for Hills
Number 19 of 20 ranked
- Rank 1
Best Robot Mowers for Large Yards
Number 1 of 22 ranked
- Rank 14
Best Quiet Robot Mowers
Number 14 of 22 ranked
- Rank 7
Best RTK + Camera Robot Mowers
Number 7 of 13 ranked
Specifications
Each value links to the page it came from.
| Max lawn size | 2.5 acres | source, checked |
|---|---|---|
| Max slope | 50 % | source, checked |
| Navigation | RTK GPS + camera | source, checked |
| No boundary wire | Yes | source, checked |
| Needs RTK antenna | Yes | source, checked |
| Cutting width | 9.3 in | source, checked |
| Cutting height | 2–4 in | source, checked |
| All-wheel drive | No | source, checked |
| Noise | 60 dB | source, checked |
| Water rating | IP66 | source, checked |
| Weight | 43.9 lb | source, checked |
| Warranty | 3 years | source, checked |
Prices
- $4,499at Navimow, price checked Check priceWe earn a commission.
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