Whether this stair-climbing—and cleaning!—robot is the first true whole-home robot vacuum remains to be seen.

Roborock’s CES lineup introduces the Saros Rover, a robot vacuum with legs it can balance on. The Saros lineup is also adding two new 20-series high-end models, including one with a sonic mop.

The Roborock Rover has garnered the attention that few devices can achieve at CES 2026, and I had the chance to see it in person.

It sounds like a concept, but Roborock's legged Saros Rover was fully operational at CES—and it climbed stairs without missing a spot.

Earlier this year, I tried the Roborock Saros Z70 – it’s the robot vacuum with a mechanical arm capable of lifting socks, cables, and other small objects like something out of Robot Gladiators. The ...