Roborock's Qrevo Curv 2 Flow Is the Ultimate Robot Mop—If You Don’t Have Corners or Walls

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Why yes, it is new robo-vacuum season! After a couple years of making robots with gripper arms and legs that can (maybe) climb stairs, Roborock has gone back to the basics and updated its mid-tier line of robovacs. The Qrevo Curv 2 Flow is similar in looks to the original, but it gets a few spec bumps, and most significantly, it adds the company’s first-ever roller mop. And y’know what? It’s the most powerful mop I’ve encountered on a robot vac—but only where it can reach. Let’s back up quickly. The original Qrevo Curv was positioned as Roborock’s flagship model at the time it launched, and it cost a very flagshippy $1,600. It distinguished itself by being able to climb over thresholds up to four centimeters (about 1.58 inches), and by having a lovely, curved docking station (from which it derives its name) that looked smaller, sleeker, and blended in better than the boxier docks out there. The Qrevo Curv 2 Flow is more approachable at $1,000, making room for the forthcoming Saros 20 flagship. Despite that, it’s