Dreame D20 Pro Plus vs iRobot Roomba Plus 515 Combo + AutoWash Dock
Technical comparison · Robot vacuums and mops
Dreame D20 Pro Plus and iRobot Roomba Plus 515 Combo + AutoWash Dock differ in obstacle avoidance and declared data server region; on the measurable specs neither model is ahead: the differences are of design, not of level. On the category's technical index, iRobot Roomba Plus 515 Combo + AutoWash Dock ranks #8 of 30, Dreame D20 Pro Plus #13.
| Parameter |
D20 Pro Plus
Dreame
F2 · Intermediate
|
Roomba Plus 515 Combo + AutoWash Dock
iRobot
F3 · Advanced
|
|---|---|---|
| Identity | ||
| Launch year | — | 2025 |
| Use tier | F2 — Intermediate | F3 — Advanced |
| Price | ||
| Price | ~200–450 € | ~450–1000 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | 35 × 35 × 9.69 cm | 29.8 × 30.3 × 8.35 cm |
| Weight | 3.58 kg | 2.9 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 13000 Pa | 22000 Pa |
| Navigation system | Rotating LiDAR | Rotating LiDAR |
| Release year | — | 2025 |
| Onboard camera | No | No |
| Obstacle avoidance | Structured light | Contact bumper only |
| Onboard microphone | No | No |
| Where object recognition runs | No object recognition | No object recognition |
| Robot height | 96.9 mm | — |
| Declared data server region | European Union | Multiple regions |
| Robot diameter | 350 mm | — |
| Maximum threshold height | 20 mm | — |
| Battery capacity | 5200 mAh | — |
| Runtime | 285 min | 295 min |
| Charging time | 360 min | — |
| Dustbin capacity | 500 ml | — |
| Water tank capacity | 350 ml | — |
| Mopping system | Dragged pad, no pressure | Rotating discs |
| Mop lifting height | — | 10 mm |
| Extending mop for edges | — | Yes |
| Dock functions | Automatic emptying | Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying |
| Wi-Fi bands | 2.4 GHz | — |
| App | Dreamehome | — |
| Mop washing water temperature | — | 75 °C |
| Dust bag capacity | 5 l | — |
| Days between bag changes | 150 giorni | — |
| Dock width | — | 340 mm |
| Dock depth | — | 330 mm |
| Dock height | 452 mm | 485 mm |
| Main brush type | Bristles and rubber | — |
| Anti-tangle declared | Yes | — |
| Filter type | Washable | Standard |
| Carpet handling | Detects the carpet, Boosts suction | Detects the carpet, Lifts the mop |
| Built-in voice assistant | None | — |
| Cliff sensors | Yes | — |
| Saved maps (floors) | — | 3 |
| User-replaceable battery | No | — |
The differences that matter
- Obstacle avoidance: Dreame D20 Pro Plus Structured light · iRobot Roomba Plus 515 Combo + AutoWash Dock Contact bumper only
- Declared data server region: Dreame D20 Pro Plus European Union · iRobot Roomba Plus 515 Combo + AutoWash Dock Multiple regions
- Mopping system: Dreame D20 Pro Plus Dragged pad, no pressure · iRobot Roomba Plus 515 Combo + AutoWash Dock Rotating discs
- Dock functions: Dreame D20 Pro Plus Automatic emptying · iRobot Roomba Plus 515 Combo + AutoWash Dock Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying
- Filter type: Dreame D20 Pro Plus Washable · iRobot Roomba Plus 515 Combo + AutoWash Dock Standard
In short
Dreame D20 Pro Plus
Design differences: declared data server region: european Union; mopping system: dragged pad, no pressure; filter type: washable.
iRobot Roomba Plus 515 Combo + AutoWash Dock
Design differences: declared data server region: multiple regions; mopping system: rotating discs; filter type: standard.
This comparison points to the two product pages, where you'll find the complete data and the official links.