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Roborock Qrevo Curv S5X vs Roborock S8 Pro Ultra
The Roborock Qrevo Curv S5X wins with a score of 8.2/10. Best for: Hard-floor homes, pet households on a sub-$800 budget who want hot-water mop washing and self-emptying..
Winner
Roborock Qrevo Curv S5X
8.2/10$650
The best-value fully-autonomous hard-floor specialist in Roborock's Curv family — strong cleaning, weak obstacle avoidance.
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Roborock S8 Pro Ultra
8.0/10$1099
Best-in-class mopping and navigation for the price, held back by average carpet deep-clean and no hot-water dock.
Read full reviewScore Comparison
Roborock Qrevo Curv S5XRoborock S8 Pro Ultra
Overall
8.28.0
Hard Floor
9.08.8
Carpet
8.87.8
Mopping
7.58.5
Navigation
8.58.5
Noise
8.08.0
Smart Features
7.58.2
Maintenance
7.88.3
Specifications
| Roborock Qrevo Curv S5X | Spec | Roborock S8 Pro Ultra |
|---|---|---|
| $650 | Price | $1099 |
| 18500 | Suction (Pa) | 6000 |
| 5200 | Battery (mAh) | 5200 |
| 55.0 | Noise (dB) | 66.0 |
| 325 | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| 7.0 | Mop Lift (mm) | — |
| 98.0 | Height (mm) | — |
| — | Weight (kg) | — |
| PreciSense LiDAR | Navigation | PreciSense LiDAR + Structured Light & IR |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ❌ | AI Obstacle | ✅ |
Pros & Cons
Roborock Qrevo Curv S5X
Pros
- + 18,500 Pa suction pulls flour, pasta, and pet hair in a single pass
- + Zero hair tangle on the DuoDivide brush in the 7-inch test
- + 75°C hot-water mop washing and 45°C warm-air drying on the dock
- + Camera-free design — privacy-friendly for bedrooms and offices
- + Thinnest Curv (9.79 cm) — fits under most low sofas and bed frames
Cons
- − Reactive Tech obstacle avoidance detected only 7 of 24 objects
- − 325 ml dustbin clogs quickly with long hair
- − Mop drags on medium-pile carpet with only 7 mm lift
- − No onboard camera means no remote viewing or Intelligent Voice Assistant
- − Battery is 5,200 mAh vs 6,400 mAh on the Curv — shorter runtime for XL homes
Roborock S8 Pro Ultra
The Verdict
The Roborock Qrevo Curv S5X is the better choice with an overall score of 8.2/10 — best for hard-floor homes, pet households on a sub-$800 budget who want hot-water mop washing and self-emptying.. The Roborock Qrevo Curv S5X is more affordable at $650 vs $1099.