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The Dreame L40 Ultra wins with a score of 8.4/10. Best for: Pet households with mostly hard floors and large open spaces.

The Dreame L40 Ultra delivers near-flagship cleaning performance and the longest battery efficiency we've measured at a mid-range price.
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Specialist mopping robot with one of the best roller mop systems available. Perfect obstacle avoidance, excellent app, but genuinely weak carpet cleaning and high recurring costs for proprietary solution.
Read full review| Dreame L40 Ultra | Spec | eufy S1 Pro Omni |
|---|---|---|
| $599 | Price | $850 |
| 11000 | Suction (Pa) | 8000 |
| 5200 | Battery (mAh) | 4600 |
| 65.0 | Noise (dB) | 65.0 |
| — | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| 10.5 | Mop Lift (mm) | — |
| — | Height (mm) | — |
| — | Weight (kg) | — |
| LiDAR + 3D Structured Light | Navigation | LiDAR + 3D ToF |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ✅ | AI Obstacle | ✅ |
The Dreame L40 Ultra is the better choice with an overall score of 8.4/10 — best for pet households with mostly hard floors and large open spaces. The Dreame L40 Ultra is more affordable at $599 vs $850.