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Dreame L20 Ultra vs Roborock Saros Z70
The Roborock Saros Z70 wins with a score of 8.5/10. Best for: Tech enthusiasts who want the latest.
Dreame L20 Ultra
0.0/10$799
Winner
Roborock Saros Z70
8.5/10$2600
Futuristic flagship with robotic arm — impressive tech but very expensive
Read full reviewScore Comparison
Dreame L20 UltraRoborock Saros Z70
Overall
—8.5
Hard Floor
—9.0
Carpet
—9.5
Mopping
—8.0
Navigation
—9.5
Noise
—6.5
Smart Features
—9.5
Maintenance
—7.5
Specifications
| Dreame L20 Ultra | Spec | Roborock Saros Z70 |
|---|---|---|
| $799 | Price | $2600 |
| 7000 | Suction (Pa) | 22000 |
| — | Battery (mAh) | 5200 |
| — | Noise (dB) | 70.0 |
| — | Dustbin (ml) | 350 |
| — | Water Tank (ml) | 200 |
| — | Mop Lift (mm) | 22.0 |
| — | Height (mm) | 103.0 |
| — | Weight (kg) | 4.2 |
| LiDAR + AI Camera | Navigation | LiDAR + 3D ToF |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ✅ | AI Obstacle | ✅ |
Pros & Cons
Dreame L20 Ultra
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 Dreame L20 Ultra is more affordable at $799 vs $2600.