Roborock vs. Roomba: 2 impressive robot vacuum mop combos compared

It used to be impressive for robots to simply vacuum floors automatically, but now, more sophisticated machines offer both vacuuming and mopping functions. Other companies sell systems that combine two discrete robots, one designed for vacuuming and another built for wet mopping. This post looks at two solutions sold by different manufacturers. Each takes a unique approach to home floor care. Which one is the better choice?