Dreame D20 vs Roborock Saros 20
Technical comparison · Robot vacuums and mops
Dreame D20 and Roborock Saros 20 are not direct competitors: different use classes, far-apart price bands. Dreame D20 is the entry model, Roborock Saros 20 the higher-class one: the comparison shows what changes moving up a class, not which of the two is better.
| Parameter |
D20
Dreame
F1 · Entry
|
Saros 20
Roborock
F4 · Semi-professional
|
|---|---|---|
| Awards | — | |
| Identity | ||
| Launch year | 2025 | 2026 |
| Use tier | F1 — Entry | F4 — Semi-professional |
| Price | ||
| Price | ~90–200 € | ~1000–2200 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | 35 × 35 × 9.69 cm | — |
| Weight | 3.51 kg | — |
| Voltage | — | 220 V |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 13000 Pa | 36000 Pa |
| Navigation system | Rotating LiDAR | Solid-state LiDAR |
| Release year | 2025 | 2026 |
| Onboard camera | No | Yes |
| Obstacle avoidance | Contact bumper only | 3D time-of-flight sensor, Camera with AI recognition |
| Onboard microphone | No | Yes |
| Where object recognition runs | No object recognition | On the device |
| Robot height | 96.9 mm | 79.8 mm |
| Declared data server region | European Union | European Union |
| Robot diameter | 350 mm | — |
| Maximum threshold height | 20 mm | 45 mm |
| Battery capacity | 5200 mAh | 6400 mAh |
| Works offline | Yes | — |
| Live video from the app | — | Yes |
| Runtime | 285 min | — |
| Charging time | 360 min | 150 min |
| Camera privacy controls | — | Remote video off until enabled, Confirmation on the robot, Password in the app |
| Dustbin capacity | 700 ml | — |
| Water tank capacity | 350 ml | — |
| Microphone can be disabled | — | Yes |
| Mopping system | Dragged pad, no pressure | Rotating discs |
| Guaranteed years of updates | — | 2 anni |
| Extending mop for edges | — | Yes |
| Repairability index (France) | 8.1 /10 | — |
| Dock functions | — | Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying, Detergent dispenser |
| Wi-Fi bands | 2.4 GHz | 2.4 GHz, 5 GHz |
| App | Dreamehome | Roborock |
| Mop washing water temperature | — | 100 °C |
| Days between bag changes | — | 65 giorni |
| Main brush type | Bristles and rubber | — |
| Anti-tangle declared | Yes | Yes |
| Filter type | Washable | Washable |
| Carpet handling | — | Boosts suction, Lifts the mop, Avoids the carpet |
| Matter | — | Built in |
| Built-in voice assistant | — | Commands recognised on board |
| Cliff sensors | Yes | Yes |
| User-replaceable battery | No | — |
CobotCompare Awards
Most capable Entry
Highest technical score among the 4 sheets in the Robot vacuums and mops category (entry-level tier): 100/100.
How we assign awards →Best value Entry
Best ratio of technical score to price among the 4 sheets in the Robot vacuums and mops category (entry-level tier): technical score 100/100. The price used is the sheet's estimated range.
How we assign awards →No awards in this tier.
The differences that matter
- Maximum threshold height: Dreame D20 20 mm vs Roborock Saros 20 45 mm
- Robot height: Dreame D20 96.9 mm vs Roborock Saros 20 79.8 mm
- Navigation system: Dreame D20 Rotating LiDAR · Roborock Saros 20 Solid-state LiDAR
- Obstacle avoidance: Dreame D20 Contact bumper only · Roborock Saros 20 3D time-of-flight sensor, Camera with AI recognition
- Where object recognition runs: Dreame D20 No object recognition · Roborock Saros 20 On the device
In short
Roborock Saros 20
Measurable advantages: maximum threshold height and robot height. Category award: «Most capable».
This comparison points to the two product pages, where you'll find the complete data and the official links.