Roborock S4 vs Ecovacs Deebot Ozmo 920
Cleaning
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
 |  | |
| Cleaning type | Dry | Dry and wet |
| Suction power | 2000 Pa | 1200 Pa |
| Cleaning area | 250 m² | n/a |
| Water tank Capacity | n/a | 240 ml |
| Number of side brushes | 1 piece(s) | 2 piece(s) |
| Overcoming the thresholds | up to 1.5 cm | up to 2 cm |
| Self cleaning base | No | n/a |
| Noise level | 60 dB | 66 dB |
| Turbo brush | Yes | Yes |
| Usage Area | Hard Floor+Carpet | Hard Floor+Carpet |
| Power | 58 W | 40 W |
| Keep Out Zones | Vacuum | Vacuum+Mop |
| Cleaning zone limiter | Mobile Application | Mobile Application |
| Wet Mopping | No | Yes |
| Vibrating mopping pad | No | No |
| Cleaning time calculation | Yes | Yes |
| Cleaning Brush | Yes | Yes |
| Effective on Animal Hair | Yes | n/a |
| Bump Prevention | Yes | Yes |
Technical specifications
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Product Type | Robot Vacuum | Robot Vacuum+Mop |
| Wi-fi | Yes | Yes |
| Weekly Schedule | n/a | Yes |
| Automatic Software Update | n/a | Yes |
| Voice Announcements | Yes | Yes |
| Modes | n/a | 3 mode(s) |
| Time Scheduling | Yes | Yes |
Navigation
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Mapping | Yes | Yes |
| Mapping Type | Laser (LDS) | Laser (LDS) |
| Smart Navigation | n/a | Yes |
| Manual robot control (from the app) | Yes | Yes |
| Selective Room Cleaning | Yes | Yes |
| Setting the suction power and water level for each room | No | No |
| Storing multiple cleaning maps in memory (cleaning multiple floors) | Yes | Yes |
Control
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Voice prompts | Yes | Yes |
| Voice Assistant Support | Xiao Ai |
|
| Scheduled cleaning | Yes | Yes |
| Manual control (from the button on the vacuum cleaner) | Yes | Yes |
| Control from smartphone | Yes | Yes |
| Remote control | No | No |
| Suction Control |
|
|
Integration with cloud services
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Amazon Alexa | Yes | Yes |
| Google Home | Yes | Yes |
| Samsung SmartThings | No | No |
| Xiaomi Mi Home | No | No |
Sensors
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Carpet detection | No | Yes |
| Dirt detection | No | No |
| Cliff Sensor | Yes | Yes |
Battery
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Battery type | Li-ion | Li-ion |
| Battery Capacity | 5200 mAh | 3200 mAh |
| Battery life up to | 150 min | 110 min |
| Charging time | 5 Hours | 4 Hours |
| Fast charging | No | n/a |
| Battery Voltage | 14.4 V | 14.4 V |
| Auto Recharge | Yes | Yes |
Bin
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Dustbin Capacity | 500 ml | 430 ml |
| Bin Station | No | No |
| Dust collector filling indicator | No | No |
Filters
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Cyclone Filter | No | Yes |
Dimensions and equipment
| Roborock S4 | Ecovacs Deebot Ozmo 920 | |
|---|---|---|
| Width | 355 mm | 350 mm |
| Height | 96 mm | 93 mm |
| Depth | 350 mm | 350 mm |
| Weight | 3.8 kg | 3.00 Kg |
| Color | Black | Black |
| Included Equipment |
|
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| Additionally | n/a |
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