Between the S8 Pro Ultra and Robot Vacuum Pro, the S8 Pro Ultra comes out ahead in suction and battery life, while the Robot Vacuum Pro wins on noise. Overall, the S8 Pro Ultra scores 57.7 and the Robot Vacuum Pro scores 46.6 on our Mars Score.
Which should you buy?
The S8 Pro Ultra is the clear pick on raw spec strength, leading by 11.1 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 Robot Vacuum 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 — 50.00% more. 180 min vs 120 min.
- ▲Has AI obstacle avoidance.
Why Wyze - Robot Vacuum Pro wins
- ▲Noise — 2.00 dB less. 65 vs 67.
Spec comparison
Cleaning
| Spec | Roborock - S8 Pro Ultra | Wyze - Robot Vacuum Pro |
|---|---|---|
| Suction | 6000 Palead | 3000 Pa |
| Mopping | true | true |
| Water tank | 180 ml | 180 ml |
| Dustbin | 400 mllead | 350 ml |
| Carpet detection | true | true |
Navigation
| Spec | Roborock - S8 Pro Ultra | Wyze - Robot Vacuum Pro |
|---|---|---|
| Lidar | true | true |
| Camera navigation | true | true |
| AI obstacle avoidance | truelead | false |
| Max climb | 20 mmlead | 18 mm |
Autonomy
| Spec | Roborock - S8 Pro Ultra | Wyze - Robot Vacuum Pro |
|---|---|---|
| Battery life | 180 minlead | 120 min |
| Self-empty base | true | true |
| Self-wash mop | truelead | false |
| Self-dry mop | truelead | false |
| Noise | 67 dB | 65 dBlead |
Frequently asked
Which has stronger suction, S8 Pro Ultra or Robot Vacuum Pro?+
S8 Pro Ultra delivers 6000 Pa vs 3000 Pa.
Do S8 Pro Ultra or Robot Vacuum Pro mop?+
Both can mop.
Which has a self-emptying base, S8 Pro Ultra or Robot Vacuum Pro?+
Both ship with a self-emptying base.
Spec-level deep dives
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