Dreame L40s Ultra
The value pick of Dreame’s range: strong measured carpet cleaning, long runtime and a full self-cleaning dock for about half the flagship price.
Amazon $499.97$499.97
4.5/5
A lower-cost version of the D30 Ultra for hard-floor homes that want a washing dock on a budget.
- Washes mop + emptiesDock
- LiDAR + 3D lightNavigation
- Dual spinning padsMop
- 3.8 inHeight
- 3 h 50 minRun time
Check price at Amazon$399.97
Price checked October 26, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Self-cleaning dock that empties the bin and washes the mops for about $400
- Mops swing out up to 1.6 in toward edges and lift 10.5 mm on carpet
- Runs up to about 3.8 hours in its quietest vacuum mode
- 3-year warranty
Cons
- Dreame doesn’t say whether the dock heats its wash water or drying air
- Line-laser obstacle avoidance without a camera can miss small objects
- Climbs thresholds of only 0.8 in
- The anti-tangle TriCut brush costs extra
The Dreame D30 Ultra family
Every Dreame D30 Ultra model we rank, smallest first. Ratings compare each against its own type.
| Model | Dock | Rating | Price |
|---|---|---|---|
| Dreame D30 Ultra CE (this one) | Washes mop + empties | 4.5/5 | $399.97 |
| Dreame D30 Ultra | Washes mop + empties | 4.1/5 | $539.99 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Vacuum | |
|---|---|
| Claimed suction | 25,000 Pa |
| Main brush | Rubber brush (TriCut brush sold separately) |
| Dustbin | 300 mL |
| Mopping | |
| Mop | Dual spinning pads, lifts 10.5 mm, extends to edges |
| Mop lift | 10.5 mm |
| Leaves mop at dock | No |
| Extending mop | Yes |
| Dock | |
| Dock | Washes mop + empties |
| Self-empties | Yes |
| Dust bag | 3.2 L |
| Washes mop | Yes |
| Clean water tank | 4.5 L |
| Navigation & app | |
| Navigation | LiDAR + 3D light |
| Obstacle avoidance | Line laser (3DAdapt) |
| Climbs thresholds | 20 mm |
| Voice assistants | Alexa, Siri, Google Assistant |
| Build | |
| Height | 3.8 in (97 mm) |
| Retracting LiDAR | No |
| Battery | 5,200 mAh |
| Run time | Up to 3 h 50 min |
| Weight | 8.4 lb (3.8 kg) |
| Warranty | 3 years |
| Released | 2026-05 |
Alternatives in this type
Ecovacs Deebot T80S Omni
One of the best carpet cleaners among mid-price roller-mop robots, with a full hot-water dock; a good fit for mixed carpet and hard floors where thresholds are low.
Amazon $658.59$658.59
Ecovacs Deebot T50 Pro Omni
A budget all-in-one dock robot that slips under low furniture, for smaller hard-floor homes that don’t need top suction.
Amazon $399.99$399.99
Compare
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