Best Robot Vacuums is reader-supported. When you buy through links on our site, we may earn a commission. Details.
We may earn a commission when you buy through links on this page. Learn more.
Roborock Qrevo Edge 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 Edge
8.3/10$1000
A near-flagship Roborock that nails pet hair and hot-water mop washing, but obstacle avoidance still trails the best.
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 EdgeRoborock Saros Z70
Overall
8.38.5
Hard Floor
8.69.0
Carpet
8.59.5
Mopping
7.58.0
Navigation
8.49.5
Noise
8.86.5
Smart Features
8.69.5
Maintenance
8.47.5
Specifications
| Roborock Qrevo Edge | Spec | Roborock Saros Z70 |
|---|---|---|
| $1000 | Price | $2600 |
| 18500 | Suction (Pa) | 22000 |
| 6400 | Battery (mAh) | 5200 |
| 55.0 | Noise (dB) | 70.0 |
| — | Dustbin (ml) | 350 |
| — | Water Tank (ml) | 200 |
| — | Mop Lift (mm) | 22.0 |
| — | Height (mm) | 103.0 |
| — | Weight (kg) | 4.2 |
| PreciSense LiDAR + structured light + RGB camera | Navigation | LiDAR + 3D ToF |
| ❌ | Self-Empty | ✅ |
| ❌ | Self-Wash Mop | ✅ |
| ❌ | Self-Dry Mop | ✅ |
| ❌ | AI Obstacle | ✅ |
Pros & Cons
Roborock Qrevo Edge
Pros
- + 18,500Pa suction with 0% hair tangling on DuoDivide brush
- + FlexiArm extending side brush reaches room edges and corners
- + Dock 3.0 with 167°F hot water mop washing and warm air drying
- + AdaptLift chassis clears thresholds up to 40mm
- + Excellent battery efficiency (1,677 sqft per charge)
Cons
- − Obstacle avoidance only 66% success rate (misses cables and power strips)
- − Mopping misses about 1 inch along skirting boards
- − Struggles with wet spills — can spread them
- − No auto detergent dispensing
- − Carpet pet hair pickup 80% — slightly below Qrevo Curv
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 Edge is more affordable at $1000 vs $2600.