Dreame D20 Air Plus vs iRobot Roomba 115 Combo
Technical comparison · Robot vacuums and mops
Dreame D20 Air Plus holds the category award «Best value». Dreame D20 Air Plus and iRobot Roomba 115 Combo differ in declared data server region and filter type; on the measurable specs neither model is ahead: the differences are of design, not of level.
| Parameter |
D20 Air Plus
Dreame
F2 · Intermediate
|
Roomba 115 Combo
iRobot
F1 · Entry
|
|---|---|---|
| Awards | — | |
| Identity | ||
| Use tier | F2 — Intermediate | F1 — Entry |
| Price | ||
| Price | ~90–200 € | ~200–450 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | — | 29.8 × 30.3 × 7.89 cm |
| Weight | — | 2.15 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 20000 Pa | 15000 Pa |
| Navigation system | Rotating LiDAR | Rotating LiDAR |
| Onboard camera | No | — |
| Obstacle avoidance | Contact bumper only | — |
| Onboard microphone | No | — |
| Where object recognition runs | No object recognition | — |
| Declared data server region | European Union | Multiple regions |
| Battery capacity | 3200 mAh | — |
| Runtime | 150 min | — |
| Charging time | 270 min | — |
| Water tank capacity | 280 ml | — |
| Mopping system | Dragged pad, no pressure | Dragged pad, no pressure |
| Dock functions | Automatic emptying | — |
| Wi-Fi bands | 2.4 GHz | 2.4 GHz |
| App | Dreamehome | Roomba Home |
| Days between bag changes | 120 giorni | — |
| Main brush type | — | Bristles |
| Anti-tangle declared | Yes | — |
| Filter type | HEPA | Standard |
| Carpet handling | Detects the carpet, Boosts suction | Avoids the carpet |
| Cliff sensors | Yes | Yes |
| Saved maps (floors) | — | 3 |
| User-replaceable battery | No | — |
CobotCompare Awards
Best value Intermediate
Best ratio of technical score to price among the 5 sheets in the Robot vacuums and mops category (intermediate tier): technical score 33/100. The price used is the sheet's estimated range.
How we assign awards →Lowest price range Intermediate
The lowest estimated price range among the sheets in the Robot vacuums and mops category (intermediate tier): 90–200 €. It is an editorial estimate, not a selling price.
How we assign awards →No awards in this tier.
The differences that matter
- Declared data server region: Dreame D20 Air Plus European Union · iRobot Roomba 115 Combo Multiple regions
- Filter type: Dreame D20 Air Plus HEPA · iRobot Roomba 115 Combo Standard
- Carpet handling: Dreame D20 Air Plus Detects the carpet, Boosts suction · iRobot Roomba 115 Combo Avoids the carpet
In short
iRobot Roomba 115 Combo
Design differences: declared data server region: multiple regions; filter type: standard.
This comparison points to the two product pages, where you'll find the complete data and the official links.