With its tangle-free design and precision obstacle avoidance, the Narwal Freo X Plus robot vacuum and mop does a great job, especially if you have mostly hard floors.
Source: ADnet
Source Link: https://www.zdnet.com/article/the-narwal-freo-x-plus-is-the-robot-vacuum-to-beat-on-hard-floors-especially-at-30-off/