The Dreame L40 Ultra is a robot vacuum that tries to do everything itself. Its dock handles emptying, refilling, washing the mop with 149°F hot water, and then drying it. You can go weeks without touching the machine. The real standout is the 11,000Pa suction, which is genuinely powerful for a home robot. It pulls debris from deep in carpets and handles hardwood transitions without leaving a trail.

In daily use, the extendable side brush and mop arm make a tangible difference. The brush reaches into corners and along baseboards, while the mop lifts automatically when it detects carpet. The 3D structured light navigation avoids obstacles like charging cables and pet bowls without bumping into them. The app gives you five suction levels and lets you set no-go zones or multi-floor maps. It’s quiet enough to run during a meeting, and the camera-based navigation works well in low light.

One honest note: the dock takes up a fair amount of floor space, about the size of a small trash can. And while the self-cleaning mop washboard is effective, you’ll still need to replace the mop pads every few months. But if you want a vacuum that handles pet hair, edge cleaning, and carpet transitions without your involvement, the L40 Ultra delivers.