3 Things That Define Every Robot Vacuum

Navigation A robot vacuum either maps your home methodically or bounces around randomly. Mapping is essential for efficient cleaning and room-by-room control.

Obstacle avoidance The best models steer around cables, socks, and pet bowls. Cheap ones eat them, which means you must pick up the floor before every cleaning.

Self-emptying A self-emptying base lets you ignore the vacuum for weeks. Without it, you empty the dustbin daily, which defeats the purpose of automation.