Roborock - S8 Pro Ultra vs Samsung - Jet Bot Combo AI
Between the S8 Pro Ultra and Jet Bot Combo AI, the S8 Pro Ultra comes out ahead in battery life, while the Jet Bot Combo AI wins on water tank and noise. Overall, the S8 Pro Ultra scores 57.7 and the Jet Bot Combo AI scores 52.5 on our Mars Score.
Which should you buy?
The S8 Pro Ultra edges ahead on the Mars Score (57.7 vs 52.5), but the 5.2-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the S8 Pro Ultra if you care most about battery life. The biggest gaps in its favor are battery life.
Pick the Jet Bot Combo AI if you care most about water tank and noise. Its strongest claims are water tank, noise.
Both ship with comparable suction, mopping, lidar, 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
- ▲Battery life — 50.00% more. 180 min vs 120 min.
Why Samsung - Jet Bot Combo AI wins
- ▲Water tank — 11.11% more. 200 ml vs 180 ml.
- ▲Noise — 4.00 dB less. 63 vs 67.
Spec comparison
Cleaning
| Spec | Roborock - S8 Pro Ultra | Samsung - Jet Bot Combo AI |
|---|---|---|
| Suction | 6000 Pa | 6000 Pa |
| Mopping | true | true |
| Water tank | 180 ml | 200 mllead |
| Dustbin | 400 mllead | 300 ml |
| Carpet detection | true | true |
Navigation
| Spec | Roborock - S8 Pro Ultra | Samsung - Jet Bot Combo AI |
|---|---|---|
| Lidar | true | true |
| Camera navigation | true | true |
| AI obstacle avoidance | true | true |
| Max climb | 20 mm | 21 mmlead |
Autonomy
| Spec | Roborock - S8 Pro Ultra | Samsung - Jet Bot Combo AI |
|---|---|---|
| Battery life | 180 minlead | 120 min |
| Self-empty base | true | true |
| Self-wash mop | true | true |
| Self-dry mop | true | true |
| Noise | 67 dB | 63 dBlead |
Frequently asked
Which has stronger suction, S8 Pro Ultra or Jet Bot Combo AI?+
Jet Bot Combo AI delivers 6000 Pa vs 6000 Pa.
Do S8 Pro Ultra or Jet Bot Combo AI mop?+
Both can mop.
Which has a self-emptying base, S8 Pro Ultra or Jet Bot Combo AI?+
Both ship with a self-emptying base.
Spec-level deep dives
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