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Dreame X40 Ultra vs Dyson Spot+Scrub AI
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
Dyson Spot+Scrub AI
7.5/10$1600
Dyson's first robot vacuum — strong suction but lacks features competitors offer
Read full reviewScore Comparison
Dreame X40 UltraDyson Spot+Scrub AI
Overall
8.47.5
Hard Floor
9.28.5
Carpet
8.58.0
Mopping
9.46.5
Navigation
8.67.0
Noise
7.56.0
Smart Features
8.37.5
Maintenance
7.87.0
Specifications
| Dreame X40 Ultra | Spec | Dyson Spot+Scrub AI |
|---|---|---|
| $900 | Price | $1600 |
| 12000 | Suction (Pa) | 18000 |
| 6400 | Battery (mAh) | 4900 |
| 65.0 | Noise (dB) | 72.0 |
| — | Dustbin (ml) | 300 |
| — | Water Tank (ml) | 150 |
| — | Mop Lift (mm) | 10.4 |
| — | Height (mm) | 99.0 |
| — | Weight (kg) | 4.0 |
| LiDAR + 3D Structured Light | Navigation | Visual SLAM + AI Camera |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ✅ | AI Obstacle | ✅ |
Pros & Cons
Dreame X40 Ultra
Dyson Spot+Scrub AI
Pros
- + Powerful 18,000Pa suction
- + Dyson brand quality
- + Stain detection AI
- + Good hard floor cleaning
Cons
- − No self-empty dock
- − Low mop lift
- − Expensive for what you get
- − App needs improvement
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 Dreame X40 Ultra is more affordable at $900 vs $1600.