Between the S8 Pro Ultra and K10+ Pro, the S8 Pro Ultra comes out ahead in suction and battery life, while the K10+ Pro wins on noise. Overall, the S8 Pro Ultra scores 57.7 and the K10+ Pro scores 49.3 on our Mars Score.
Which should you buy?
The S8 Pro Ultra is the clear pick on raw spec strength, leading by 8.4 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the S8 Pro Ultra if you care most about suction and battery life. The biggest gaps in its favor are suction, battery life, ai obstacle avoidance.
Pick the K10+ Pro if you care most about noise. Its strongest claims are noise.
Both ship with comparable mopping, lidar, self-empty base, so those specs don't separate the two — focus on the differences below.
Bottom line: the S8 Pro Ultra is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Roborock - S8 Pro Ultra wins
- ▲Suction — 100.00% more. 6000 Pa vs 3000 Pa.
- ▲Battery life — 20.00% more. 180 min vs 150 min.
- ▲Has AI obstacle avoidance.
Why SwitchBot - K10+ Pro wins
- ▲Noise — 22.00 dB less. 45 vs 67.
Spec comparison
Cleaning
| Spec | Roborock - S8 Pro Ultra | SwitchBot - K10+ Pro |
|---|---|---|
| Suction | 6000 Palead | 3000 Pa |
| Mopping | true | true |
| Water tank | 180 ml | 180 ml |
| Dustbin | 400 mllead | 200 ml |
| Carpet detection | true | true |
Navigation
| Spec | Roborock - S8 Pro Ultra | SwitchBot - K10+ Pro |
|---|---|---|
| Lidar | true | true |
| Camera navigation | truelead | false |
| AI obstacle avoidance | truelead | false |
| Max climb | 20 mm | 20 mm |
Autonomy
| Spec | Roborock - S8 Pro Ultra | SwitchBot - K10+ Pro |
|---|---|---|
| Battery life | 180 minlead | 150 min |
| Self-empty base | true | true |
| Self-wash mop | truelead | false |
| Self-dry mop | truelead | false |
| Noise | 67 dB | 45 dBlead |
Frequently asked
Which has stronger suction, S8 Pro Ultra or K10+ Pro?+
S8 Pro Ultra delivers 6000 Pa vs 3000 Pa.
Do S8 Pro Ultra or K10+ Pro mop?+
Both can mop.
Which has a self-emptying base, S8 Pro Ultra or K10+ Pro?+
Both ship with a self-emptying base.
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.