8% pricier ≈ US$540
- Obstacle avoidance AI camera vs Basic sensors (infrared / bumper)
- Mop type Roller mop vs Rotating mop pads
- Mop lift height 15 mm vs 9 mm
- Height 119 mm vs 97 mm
- Dust bag (dock) 2.5 l vs 3.2 l
10 robot vacuum and mop combos at a similar price that compete with the M3 Max — what each does better, what it gives up and how the price compares.