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Dreame X40 Ultra vs iRobot Roomba Max 705 Combo
The Dreame X40 Ultra wins with a score of 8.4/10. Best for: Mid-to-large hard-floor homes wanting flagship mopping at a discount.
Winner
Dreame X40 Ultra
8.4/10$900
Last-gen flagship with class-leading mopping, now half its launch price.
Read full review
iRobot Roomba Max 705 Combo
7.6/10$800
iRobot's long-awaited LiDAR comeback. The best mopping Roomba ever — but the reliability bugs documented on Reddit make it hard to recommend at MSRP.
Read full reviewScore Comparison
Dreame X40 UltraiRobot Roomba Max 705 Combo
Overall
8.47.6
Hard Floor
9.28.5
Carpet
8.57.0
Mopping
9.47.8
Navigation
8.68.0
Noise
7.57.0
Smart Features
8.37.5
Maintenance
7.86.5
Specifications
| Dreame X40 Ultra | Spec | iRobot Roomba Max 705 Combo |
|---|---|---|
| $900 | Price | $800 |
| 12000 | Suction (Pa) | 13000 |
| 6400 | Battery (mAh) | — |
| 65.0 | Noise (dB) | 71.0 |
| — | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| — | Mop Lift (mm) | — |
| — | Height (mm) | — |
| — | Weight (kg) | — |
| LiDAR + 3D Structured Light | Navigation | LiDAR |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ✅ | AI Obstacle | ✅ |
The Verdict
The Dreame X40 Ultra is the better choice with an overall score of 8.4/10 — best for mid-to-large hard-floor homes wanting flagship mopping at a discount. The iRobot Roomba Max 705 Combo is more affordable at $800 vs $900.