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- D30 Ultra vs Roomba Plus 515 Combo
Dreame D30 Ultra vs iRobot Roomba Plus 515 Combo
What D30 Ultra does better (2) and where Roomba Plus 515 Combo wins (3) — every spec side by side.
vs
8.8Cleaning power8.9
5.8Navigation6.8
7.5Mopping6.7
9.4Base station8.5
8.5Battery8.4
Dimensions
Size comparison
D30 UltraRoomba Plus 515 Combo
| D30 Ultra | Roomba Plus 515 Combo | Difference | |
|---|---|---|---|
| Height | 97 mm | 84 mm | +13 mm |
| Width / diameter | 350 mm | 303 mm | +47 mm |
| Length | 350 mm | 303 mm | +47 mm |
| Weight | 3.9 kg | 2.9 kg | +1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is D30 Ultra better than Roomba Plus 515 Combo?
- Suction power25,000 Pa vs 22,000 Pa+14%
- Mop lift height10.5 mm vs 10 mm+5%
Why is Roomba Plus 515 Combo better than D30 Ultra?
- Runtime230 min vs 295 min+28%
- Threshold climbing20 mm vs 25 mm+25%
- Height97 mm vs 84 mm+15%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 25,000 Pa | 22,000 Pa |
| Dustbin (robot) | 320 ml | — |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| Dirt detection | — | Yes |
| HEPA filter | Yes | — |
| Noise level | 65 dB | — |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 25 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 10.5 mm | 10 mm |
| Extending mop (edges) | Yes | Yes |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 3.2 l | — |
| Mop washing in the dock | Yes | Yes |
| Hot-water mop washing | — | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 4.5 l | — |
| Dirty water tank (dock) | 4 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 230 min | 295 min |
| Charging time | 240 min | 240 min |
| Cleaning area per charge | — | 185 m² |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 350 mm | 303 mm |
| Length | 350 mm | 303 mm |
| Height | 97 mm | 84 mm |
| Weight | 3.9 kg | 2.9 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant, Apple Siri |
| Matter | Yes | — |
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