Ranked by rated operating noise, with scheduling advice for noise-sensitive neighborhoods.
The Quietest Robot Lawn Mowers (2026)
The quietest robot lawn mowers for early-morning schedules and close neighbors, ranked by rated noise output.
Our top picks at a glance
Quietest
Gardena Sileno Minimo 500Lawns up to about 5,400 square feet where noise matters, like townhouse communities with close neighbors.
Quiet premium
Husqvarna Automower 115HHomeowners up to 0.4 acres who want a set-and-forget mower backed by dealer support.
Quiet value
Worx Landroid WR140Lawns up to a quarter acre where you want app-based scheduling and rain sensing without the premium price.
The Gardena Sileno Minimo is the quietest robot mower we track at 57 to 58 dB(A). Since robot mowers run for hours on daily schedules, often starting early, that difference matters more than it looks on paper. Schedule mowing for mid-morning if your neighborhood has noise sensitivities regardless of model.
The picks, ranked
| Pick | Max lawn size | Cutting width | Cutting height | Buy |
|---|---|---|---|---|
| QuietestGardena Sileno Minimo 500 | 5,400 sq ft (500 sq m) | 6.3 in | 0.8 to 2.0 in | Check price |
| Quiet premiumHusqvarna Automower 115H | 0.4 acres | 8.7 in | 2.0 to 3.6 in | Check price |
| Quiet valueWorx Landroid WR140 | 1/4 acre | 7 in | 0.8 to 2.0 in | Check price |
Quietest
Gardena Sileno Minimo 500
The quietest robot mower you can buy, built for smaller lawns.
Strengths
- Rated around 57 to 58 dB(A), the quietest operating noise in the category, quieter than normal conversation.
- SensorCut system mows in a systematic pattern rather than random bouncing, for even coverage.
- Frost sensor pauses mowing in freezing conditions to protect the grass.
Limitations
- 5,400 square foot limit makes it strictly a small-yard mower.
- 6.3-inch cutting width is the narrowest of our picks, so large open areas take longer.
- Bluetooth-only app means you control it from the yard, not from work.
What owners report
Commonly praised
- Compact and very quiet
- Handles slopes and narrow passages
- Mows in light rain
Common complaints
- Best for small lawns only
- Boundary wire setup takes time
- Accessories such as a garage cost extra
Recurring themes from owner reviews on retailers and forums, summarised by our editors. Updated October 2026.
| Max lawn size | 5,400 sq ft (500 sq m) |
|---|---|
| Cutting width | 6.3 in |
| Cutting height | 0.8 to 2.0 in |
| Noise level | 57 to 58 dB(A) |
| Max slope | 35% grade |
Best for: Lawns up to about 5,400 square feet where noise matters, like townhouse communities with close neighbors.
Skip if: Your lawn is bigger than 5,400 square feet or you want remote app access beyond Bluetooth range.
Quiet premium
Husqvarna Automower 115H
The proven workhorse with the deepest service network in the category.
Strengths
- Rated for up to 0.4 acres with an 8.7-inch cutting width and 2 to 3.6-inch cutting height range.
- Handles slopes up to 40 percent grade (about 22 degrees), among the best in its class.
- Husqvarna's dealer network means parts and service are easy to find years later.
Limitations
- Uses a boundary wire for navigation, so installation takes real effort on complex yards.
- Bluetooth-only app control means no remote control or theft tracking from away from home.
- At 23.2 pounds it is heavier than most competitors, which matters if you ever need to lift it.
What owners report
Commonly praised
- Quiet, reliable mowing for simple lawns
- Cuts well and keeps grass tidy
- Handles rain and moderate slopes
Common complaints
- Boundary wire installation takes several hours
- No GPS on the base model
- Dealer-based support can be slow
Recurring themes from owner reviews on retailers and forums, summarised by our editors. Updated October 2026.
| Max lawn size | 0.4 acres |
|---|---|
| Cutting width | 8.7 in |
| Cutting height | 2.0 to 3.6 in |
| Max slope | 40% grade (22 degrees) |
| Runtime / charge time | 58 min mow / 60 min charge |
Best for: Homeowners up to 0.4 acres who want a set-and-forget mower backed by dealer support.
Skip if: Your yard has steep slopes beyond 40 percent grade, or you want GPS navigation without a boundary wire.
Quiet value
Worx Landroid WR140
Smart scheduling and app control at a mid-range price.
Strengths
- Wi-Fi plus Bluetooth app control with scheduling, mowing zones, and over-the-air firmware updates.
- Built-in rain sensor sends the mower back to its base when it starts raining.
- Cutting height adjusts from 0.8 to 2 inches, lower than most competitors for a manicured look.
Limitations
- Rated for only a quarter acre, so it is undersized for larger suburban lots.
- 7-inch cutting width is narrow, which means more passes and longer total mow time.
- Max slope of 20 degrees rules out steep banks and drainage swales.
What owners report
Commonly praised
- Affordable robotic mowing
- Handles rain well
- Modular add-ons available
Common complaints
- Can get stuck or cut its own boundary wire
- Wi-Fi setup issues reported
- Support and warranty experiences are poor for some
Recurring themes from owner reviews on retailers and forums, summarised by our editors. Updated October 2026.
| Max lawn size | 1/4 acre |
|---|---|
| Cutting width | 7 in |
| Cutting height | 0.8 to 2.0 in |
| Max slope | 20 degrees |
| Connectivity | Wi-Fi and Bluetooth app control |
Best for: Lawns up to a quarter acre where you want app-based scheduling and rain sensing without the premium price.
Skip if: You have thick, tall grass it must power through, or slopes steeper than 20 degrees.
Questions, answered
How loud is a robot lawn mower?
The quietest models rate around 57 to 58 dB(A), similar to normal conversation. Louder models approach 65 dB(A) or more. For reference, a gas push mower is around 90 dB(A), so even the loud robots are dramatically quieter than traditional mowing.
Can I run a robot mower at night?
Technically yes on quiet models, but most owners and some HOAs prefer daytime schedules. Night mowing also means wet dew-covered grass, which cuts poorly and stresses the mower.
Does cutting height affect noise?
Slightly. Taller, thicker grass loads the blade motor more and raises noise. Frequent mowing at a consistent height keeps the mower in its quiet zone, which is also better for the lawn.