7.5/10Very goodSpec-based
Husqvarna 970839403 AM430XH 3200 m² Area Capacity Robotic Lawn Automower (Like New) (Renewed)
Compare the stated lawn capacity with your own measured lawn, and the stated slope rating with your steepest section.
Boundary-Wire Robot Mower Reviews and Ratings
We review 3 boundary-wire robot mowers and score each out of 10, one from Amazon customer ratings and two from listing specs. The renewed Husqvarna Automower AM430XH ranks first at 7.5/10.
No review matches these filters.
6.9/10GoodSpec-based
WORX Landroid L WR155E Robotic Lawnmower for Large Gardens/Self-Propelled Lawnmower for Clean Lawn Cutting in No Time at All, Orange, 2000 m2
Compare the stated lawn capacity with your own measured lawn, and the stated slope rating with your steepest section.
6.3/10Fair
GARDENA SILENO Flex Robotic Lawn Mower, Cuts 1-4 in., 2025 in. - 15301
Compare the stated lawn capacity with your own measured lawn, and the stated slope rating with your steepest section.
Top-rated boundary-wire robot mowers
The Husqvarna 970839403 AM430XH Automower (Like New) is the highest-rated boundary-wire robot mower we review, at 7.5/10 on a spec-based rating. This renewed Husqvarna lists 0.8 acre capacity, a 45% slope capability (22-degree slopes) and an adjustable 2-3.6 inch cutting height, which makes it a fit for complex wired yards up to 0.8 acre. Two caveats come from the listing itself: the boundary wire is sold separately, and as a renewed unit it may show wear.
The WORX Landroid L WR155E Robotic Lawnmower for Large Gardens takes second place at 6.9/10, also spec-based. Unlike the Husqvarna, it ships with 250 m of wire and 340 pegs, runs on a Powershare 20 V battery and offers WiFi app control. Its slope limit of 35% is lower, so it suits large flat-to-moderate lawns where the owner accepts a wire installation.
The GARDENA SILENO Flex Robotic Lawn Mower 15301 completes the page at 6.3/10. It is the only boundary-wire model here with a review-based score, drawn from 53 Amazon customer ratings averaging 3.5 out of 5, and its listing gives a cutting height range of 1-4 in.
One of the three mowers lands in the 7.0-7.9 band and two in the 6.0-6.9 band. Each comes from a different brand: Husqvarna, WORX and Gardena.
How to choose a boundary-wire robot mower
A boundary-wire mower follows a low-voltage cable pegged or buried around the edge of the lawn. The wire tells the mower where to stop, so it works without satellite reception or cameras. That makes wired models a reasonable choice for yards under heavy tree cover or close to tall buildings, where satellite signals can be patchy. The trade-off is installation time and the need to repair the wire if it is cut. Our guide Wire-Free vs Boundary-Wire Robot Mowers: Which Fits compares both approaches in detail.
Lawn capacity
Start by measuring your lawn and comparing it with the listed capacity. The Husqvarna AM430XH documents 0.8 acre, also described as 3200 m² in its title. Capacity figures are usually best-case, so leave some margin for complex shapes, narrow passages and multiple zones. Read Robot Mower Lawn Capacity: Acres, Square Feet, Per Charge before you compare numbers across brands.
Slope handling
Slope figures are given as a percentage, sometimes with degrees as well. The Husqvarna lists 45% (22 degrees) and the WORX lists 35%. If your yard has a steep bank, the higher figure matters more than almost any other spec. Our explainer Robot Mowers for Slopes: Reading Percent and Degrees shows how the two units relate.
What comes in the box
Wired mowers need a perimeter kit. The WORX includes 250 m of wire and 340 pegs, while the Husqvarna listing states that boundary wire is sold separately, so budget time to source a matching kit. Our guide on garages, wire, antenna mounts and accessories covers the add-ons, and the robot mower accessories collection lists the boundary wire spools and kits we rate.
Cutting height and controls
Cutting height ranges differ: 2-3.6 inch on the Husqvarna and 1-4 in on the GARDENA. App control, as on the WORX with WiFi, makes it easier to change schedules without walking to the mower.
New or renewed
The top-rated Husqvarna is a renewed (Like New) unit. Renewed mowers can be a route into a higher-spec model, but its listing flags possible wear, so read the seller's condition notes carefully.
Boundary-wire mower ratings compared
| Robot mower | Our rating | Rating type | Key documented spec |
|---|---|---|---|
| Husqvarna AM430XH (Like New) | 7.5/10 | Spec-based | 0.8 acre, 45% slope |
| WORX Landroid L WR155E | 6.9/10 | Spec-based | 250 m wire and 340 pegs included |
| GARDENA SILENO Flex 15301 | 6.3/10 | Review-based | 53 Amazon customer ratings, 3.5 average |
How we rate wired robot mowers
This small collection uses both of our rating types: 1 mower is review-based and 2 are spec-based. Review-based ratings, out of 10, weigh the Amazon average adjusted for confidence (45%), review volume (35%) and documented specs (20%). The GARDENA's 3.5 average from 53 ratings keeps its score at 6.3/10.
The Husqvarna and the WORX each have under 20 Amazon customer ratings, so they are scored on 4 criteria taken from their listings, on a 4.5-8.5 scale, then expressed out of 10. A spec-based score rewards listings that state capacity, slope, cutting height and box contents clearly. Both systems are set out on our methodology page. They describe listings and customer feedback, not hands-on tests on real lawns.
Related rankings and guides
None of the three wired models appears in our Top 5 Best Robot Lawn Mowers ranking, which is led by the Mammotion LUBA 2 AWD 3000X at 9.3/10. That ranking is dominated by mowers without a perimeter wire, so if installation is the sticking point, browse our wire-free robot mowers as well.
Guides for wired-mower buyers:
- Choosing a Robot Lawn Mower: Measure the Lawn First
- Robot Mower Setup: Base Station, Antenna and Mapping
- Robot Mower Blades and Maintenance: Match the Exact Model
Frequently asked questions
Which boundary-wire robot mower is rated highest?
The renewed Husqvarna AM430XH leads at 7.5/10. Its spec-based rating reflects documented 0.8 acre capacity, 45% slope capability and an adjustable 2-3.6 inch cut height.
Is boundary wire included with these mowers?
It depends on the model. The WORX Landroid L WR155E includes 250 m of wire and 340 pegs, but the Husqvarna AM430XH listing says the boundary wire is sold separately. Check the box contents before planning your installation day.
Why choose a wired mower over a wire-free one?
A perimeter wire does not rely on satellite reception, so it can suit yards with dense trees or tall buildings nearby. In exchange, you have to lay the wire and repair it if it is damaged.
Can a boundary-wire mower handle slopes?
The Husqvarna AM430XH lists 45% (22 degrees), and the WORX Landroid L WR155E lists 35%. Compare these figures with the steepest part of your lawn rather than the average gradient.
Why does the GARDENA SILENO Flex score lower?
Its review-based score of 6.3/10 comes from 53 Amazon customer ratings with a 3.5 average, which is modest. The listing documents a 1-4 in cutting height but gives fewer other specs.