7% cheaper ≈ US$65
- Suction power 5,000 Pa vs 2,700 Pa
- Battery capacity 3,200 mAh vs 2,600 mAh
- Threshold climbing 18 mm vs 20 mm
- Cleaning area per charge 120 m² vs 200 m²
10 vacuum-only robots at a similar price that compete with the RC3 — what each does better, what it gives up and how the price compares.