Between the Qrevo Master and Saros Z70, the Qrevo Master comes out ahead in noise, while the Saros Z70 wins on suction and water tank. Overall, the Qrevo Master scores 64.9 and the Saros Z70 scores 85.1 on our Mars Score.
Which should you buy?
The Saros Z70 is the clear pick on raw spec strength, leading by 20.2 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 Qrevo Master if you care most about noise. The biggest gaps in its favor are noise.
Pick the Saros Z70 if you care most about suction and water tank. Its strongest claims are suction, water tank.
Both ship with comparable mopping, lidar, battery life, so those specs don't separate the two — focus on the differences below.
Bottom line: the Saros Z70 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Roborock - Qrevo Master wins
- ▲Noise — 1.00 dB less. 64 vs 65.
Why Roborock - Saros Z70 wins
- ▲Suction — 120.00% more. 22000 Pa vs 10000 Pa.
- ▲Water tank — 8.00% more. 270 ml vs 250 ml.
Spec comparison
Cleaning
| Spec | Roborock - Qrevo Master | Roborock - Saros Z70 |
|---|---|---|
| Suction | 10000 Pa | 22000 Palead |
| Mopping | true | true |
| Water tank | 250 ml | 270 mllead |
| Dustbin | 300 ml | 300 ml |
| Carpet detection | true | true |
Navigation
| Spec | Roborock - Qrevo Master | Roborock - Saros Z70 |
|---|---|---|
| Lidar | true | true |
| Camera navigation | true | true |
| AI obstacle avoidance | true | true |
| Max climb | 25 mm | 40 mmlead |
Autonomy
| Spec | Roborock - Qrevo Master | Roborock - Saros Z70 |
|---|---|---|
| Battery life | 180 min | 180 min |
| Self-empty base | true | true |
| Self-wash mop | true | true |
| Self-dry mop | true | true |
| Noise | 64 dBlead | 65 dB |
Frequently asked
Which has stronger suction, Qrevo Master or Saros Z70?+
Saros Z70 delivers 22000 Pa vs 10000 Pa.
Do Qrevo Master or Saros Z70 mop?+
Both can mop.
Which has a self-emptying base, Qrevo Master or Saros Z70?+
Both ship with a self-emptying base.
Spec-level deep dives
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