24% cheaper ≈ US$970
- Suction power 11,000 Pa vs 8,000 Pa
- Threshold climbing 22 mm vs 20 mm
- Dust bag (dock) 3.2 l vs 2.5 l
- Mop type Rotating mop pads vs Roller mop
- Runtime 194 min vs 216 min
10 robot vacuum and mop combos at a similar price that compete with the S1 Pro — what each does better, what it gives up and how the price compares.