Narwal Freo Z Ultra

The dock stands 15.3 inches tall, 17 inches wide, and 18.2 inches deep, so it needs a clear stretch of floor near an outlet. At 27.1 pounds it stays put once positioned.

The robot is 4.3 inches tall, letting it slide under couches and cabinets with a bit of clearance. It also clears thresholds and door sills up to 20 mm high.

The dock auto-washes the pads at 167°F and then air-dries them at 104°F after each session. Hot washing plus drying prevents the damp, musty odor that untreated pads develop.

Yes. It supports no-go zones, so you can block off spots like pet bowls or cluttered corners in the app. Multi-level maps also let you target specific rooms across up to 4 floors.

The dock holds a 2.5 L dust bag and empties the robot's onboard bin automatically after runs. That capacity typically lasts weeks of normal use before the bag needs changing.