Dreame D30 Ultra CE
A lower-cost version of the D30 Ultra for hard-floor homes that want a washing dock on a budget.
Amazon $399.97$399.97
The Dreame D30 Ultra CE is the better robot vacuum overall, rated 4.5 to 4.0. The Dreame D30 Ultra CE leads on value. The iRobot Roomba Plus 575 Combo wins on navigation. The Dreame D30 Ultra CE costs $300.02 less ($399.97 vs $699.99).
iRobot Roomba Plus 575 Combo
For hard-floor homes that want spinning-pad mopping, camera obstacle avoidance and a hot-wash dock at a mid-range price.
Amazon $699.99$699.99
Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Dreame D30 Ultra CE for value ($400 vs $700).
- Choose the iRobot Roomba Plus 575 Combo for navigation (LiDAR + camera vs LiDAR + 3D light).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dreame D30 Ultra CE | iRobot Roomba Plus 575 Combo |
|---|---|---|
| Overall rating | 4.5/5 | 4.0/5 |
| Cleaning 30% | 73 not yet tested; estimated from 12 tested Dreame robots and the median of the 70 tested robots | 48 not yet tested; estimated from 3 tested iRobot robots and the median of the 70 tested robots |
| Value 25% | 92 $400 | 58 $700 |
| Dock 20% | 100 Self-empties the bin, washes the mop | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying |
| Navigation 15% | 85 LiDAR + 3D light | 100 LiDAR + camera |
| Mopping 10% | 76 Dual spinning pads, lifts 10.5 mm, extends to edges | 76 Dual spinning pads, lifts 10 mm, extends to edges |
Specifications
| Dreame D30 Ultra CE | iRobot Roomba Plus 575 Combo | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 25,000 Pa | 25,000 Pa |
| Main brush | Rubber brush (TriCut brush sold separately) | multi-surface rubber and bristle brush |
| Dustbin | 300 mL | - |
| Mopping | ||
| Mop | Dual spinning pads, lifts 10.5 mm, extends to edges | Dual spinning pads, lifts 10 mm, extends to edges |
| Mop lift | 10.5 mm | 10 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 3.2 L | - |
| Washes mop | Yes | Yes |
| Hot-water wash | - | Yes |
| Hot-air drying | - | Yes |
| Clean water tank | 4.5 L | - |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + camera |
| Obstacle avoidance | Line laser (3DAdapt) | PrecisionVision AI camera object recognition |
| Climbs thresholds | 20 mm | 35 mm |
| Voice assistants | Alexa, Siri, Google Assistant | - |
| Build | ||
| Height | 3.8 in (97 mm) | 4.2 in (107 mm) |
| Retracting LiDAR | No | - |
| Battery | 5,200 mAh | - |
| Run time | Up to 3 h 50 min | - |
| Weight | 8.4 lb (3.8 kg) | 9.4 lb (4.3 kg) |
| Warranty | 3 years | - |
| Released | 2026-05 | 2026-07 |