Is the Dreame Roboticmower A3 AWD Pro 3500 or the Yarbo Y40 Lawn Mower Pro better?

Wire-free. RTK GNSS from the included Data Center base station, or network RTK where coverage exists, with binocular cameras, ultrasonic sensors and a bumper for obstacles; rubber tracks rather than wheels. A modular yard robot: the Y40 core also takes snow-blower, blower and trimmer modules.

Cutting

40 cm (15.7 in) cut, 30 to 100 mm (1.2 to 3.9 in) height, about 65 dB

50 cm (19.7 in) cut, 20 to 100 mm (0.8 to 3.9 in) height, about 60 dB

Battery runtime

–

120 min

Rain

Rain protection (switched on in the app) sends it back to the dock when it rains; frost protection docks it below 42.8 °F

Rain detection (IPX5 on the core's spec)

Anti-theft

Lift alarm that locks it until the PIN is entered, off-map alarm, 4G real-time location, human-presence alerts, and AirTag compatibility

4G GPS tracking, geofence alerts and movement notifications (4G free for a year, then a paid plan)

Connectivity

4G, Wi-Fi and Bluetooth

4G, Wi-Fi, Wi-Fi HaLow and Bluetooth

Best for

Large lawns Steep & terraced Shaded & tree cover

Estate lawns Steep & terraced

Released

–

2025

Brand

Dreame

Yarbo

A check marks the lower price, the higher score, the larger coverage, and the steeper slope. Our pick below is derived from those same specs; the right choice still depends on your lawn, your budget, and how you'll use it.

Our pick

Which to buy

Best buyDreame Roboticmower A3 AWD Pro 3500

For most lawns, the Dreame Roboticmower A3 AWD Pro 3500 is the better buy at $1,999.99: it covers up to 3,500 m² (0.86 acre), about $3,499 less than the Yarbo Y40 Lawn Mower Pro. Step up to the Yarbo Y40 Lawn Mower Pro only if your lawn is larger than 3,500 m² (0.86 acre).

From $1,999.99

The bottom line

What actually differs

Dreame Roboticmower A3 AWD Pro 3500 has the lower price ($1,999.99).
Yarbo Y40 Lawn Mower Pro covers the most lawn (24,281 m² (6 acres)).
Dreame Roboticmower A3 AWD Pro 3500 handles the steepest slopes (up to 80%).

Go deeper

Open the full record

Dreame Roboticmower A3 AWD Pro 3500 Yarbo Y40 Lawn Mower Pro

BestRobotMower.co is an independent informational comparison site, not a manufacturer or a retailer. Specifications and prices are curated from public sources and can change or be incomplete. Always confirm the current spec, price, and availability with the manufacturer or seller before buying. Coverage and slope figures are rated maximums on an open lawn; real performance depends on your yard.