Dreame D20 Air Plus vs iRobot Roomba 115 Combo + AutoEmpty Dock
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 + AutoEmpty Dock 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 + AutoEmpty Dock
iRobot
F2 · Intermediate
|
|---|---|---|
| Awards | — | |
| Identity | ||
| Use tier | F2 — Intermediate | F2 — Intermediate |
| Price | ||
| Price | ~90–200 € | ~200–450 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | — | 24.5 × 24.5 × 9.2 cm |
| Weight | — | 2.16 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 | Automatic emptying |
| Wi-Fi bands | 2.4 GHz | 2.4 GHz |
| App | Dreamehome | Roomba Home |
| Dust bag capacity | — | 2.5 l |
| Days between bag changes | 120 giorni | — |
| Dock height | — | 292 mm |
| Main brush type | — | Bristles |
| Anti-tangle declared | Yes | — |
| Filter type | HEPA | Standard |
| Carpet handling | Detects the carpet, Boosts suction | — |
| 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 + AutoEmpty Dock Multiple regions
- Filter type: Dreame D20 Air Plus HEPA · iRobot Roomba 115 Combo + AutoEmpty Dock Standard
In short
iRobot Roomba 115 Combo + AutoEmpty Dock
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.