The best robot vacuum under $500 in 2026

• Does not matter28, 28 models
• Mostly hard floors (laminate, tile, wood, vinyl)28, 28 models
• A mix, with rugs or some carpet6, 6 models
• Mostly carpet5, 5 models

With carpet and rugs the robot must lift or drop its mop, or the rug gets wet. Or you put the rug in a no-go zone, so the robot skips it and does not drive on it.

• Does not matter28, 28 models
• Yes, pets (covers long hair too)16, 16 models
• Yes, long hair (no pets)16, 16 models
• No28, 28 models

Hair wraps around the brush. An anti-tangle brush prevents that; a camera that recognizes droppings prevents the other well-known accident.

• Does not matter28, 28 models
• Emptying the bin myself is fine28, 28 models
• As little as possible: it may empty itself21, 21 models
• Nothing: everything automatic, mop included10, 10 models

A station can empty the bin, wash and dry the mop and refill water. The more it does, the bigger and pricier it is.

• Does not matter28, 28 models
• Up to 0.8 in (2 cm), or none28, 28 models
• Higher than 0.8 in (2 cm), up to 1.6 in (4 cm)0, 0 models
• Higher than 1.6 in (4 cm)0, 0 models

Most robots cross 0.8 in (2 cm). Higher thresholds need a climbing system. Measure under your couch too: a low robot fits underneath.

• Does not matter28, 28 models
• Rarely28, 28 models
• Sometimes12, 12 models
• Often4, 4 models

A robot with a camera recognizes small items and drives around them. Without one it drives over them or gets stuck.

• Does not matter28, 28 models
• Only robots that fit under low furniture7, 7 models

It must also fit under low furniture (less than 3.5 in, or 9 cm, of room)

• Does not matter28, 28 models
• Only robots whose dock connects to the water supply1, 1 model

The dock must connect to the water supply and the drain, so I never fill or empty a tank (with a separate kit on some models)