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Roborock Qrevo Curv S5X vs Roborock Saros Z70
The Roborock Saros Z70 wins with a score of 8.5/10. Best for: Tech enthusiasts who want the latest.
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.
Read full review Winner
Roborock Saros Z70
8.5/10$2600
Futuristic flagship with robotic arm — impressive tech but very expensive
Read full reviewScore Comparison
Roborock Qrevo Curv S5XRoborock Saros Z70
Overall
8.28.5
Hard Floor
9.09.0
Carpet
8.89.5
Mopping
7.58.0
Navigation
8.59.5
Noise
8.06.5
Smart Features
7.59.5
Maintenance
7.87.5
Specifications
| Roborock Qrevo Curv S5X | Spec | Roborock Saros Z70 |
|---|---|---|
| $650 | Price | $2600 |
| 18500 | Suction (Pa) | 22000 |
| 5200 | Battery (mAh) | 5200 |
| 55.0 | Noise (dB) | 70.0 |
| 325 | Dustbin (ml) | 350 |
| — | Water Tank (ml) | 200 |
| 7.0 | Mop Lift (mm) | 22.0 |
| 98.0 | Height (mm) | 103.0 |
| — | Weight (kg) | 4.2 |
| PreciSense LiDAR | Navigation | LiDAR + 3D ToF |
| ✅ | 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 Saros Z70
Pros
- + 22,000Pa — highest suction available
- + Robotic arm picks up objects
- + Best obstacle avoidance
- + Premium build quality
Cons
- − Very expensive at $2,299
- − Arm feature still maturing
- − Louder than competitors
- − Smaller water tank
The Verdict
The Roborock Saros Z70 is the better choice with an overall score of 8.5/10 — best for tech enthusiasts who want the latest. The Roborock Qrevo Curv S5X is more affordable at $650 vs $2600.