Buy it for
Open one-acre lawns where you want Husqvarna service and a 4 in maximum cut.
Skip it if
Price per acre matters. The Navimow X430 rates the same acre and steeper slopes for less.
Specs
| Max area | 1 acre |
|---|---|
| Max slope | 45% (24.2°) |
| Navigation | EPOS satellite RTK positioning + radar object detection |
| Setup | No boundary wire. You map the lawn by driving the mower in the app. |
| Cutting width | 9.4 in |
| Cutting height | 1–4 in |
| Price seen | $3,299.99 at Tractor Supply (US MSRP $3,499.99) |
What's good
- 1 acre rating
- Cut height 1–4 in
- Radar object detection
- Wire-free mapping in the app
What to know
- About $800 more than the Navimow X430 for the same area
- 45% slope limit
- No cameras or LiDAR
Will it fit your lawn?
Put your lawn size and slope into the fit calculator to see the Husqvarna Automower 420 iQ next to every other mower we cover. The closest in size: Segway Navimow X430, WORX Landroid Vision Cloud 4WD (1 acre), Husqvarna Automower 435 iQ AWD.
Compare head to head: Husqvarna 420 iQ vs Navimow X430.
See all four Husqvarna models side by side: Automower iQ series compared.
Sources
- Tractor Supply — Husqvarna Automower 420 iQ
- Lawn & Landscape — Husqvarna debuts Automower iQ series (US MSRPs)
Specs and price checked 4 November 2026. We haven't tested this mower hands-on; this verdict compares published specifications.