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- D20 Ultra vs Stormio
Dreame D20 Ultra vs ETA Stormio
What D20 Ultra does better (7) and where Stormio wins (2) — every spec side by side.
Dimensions
Size comparison
D20 UltraStormio
| D20 Ultra | Stormio | Difference | |
|---|---|---|---|
| Height | 104 mm | 100 mm | +4 mm |
| Width / diameter | 350 mm | 330 mm | +20 mm |
| Length | 350 mm | 330 mm | +20 mm |
| Weight | 3.9 kg | 3.6 kg | +0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is D20 Ultra better than Stormio?
- Mop typeRotating mop pads vs Vibrating / sonic mop
- Runtime230 min vs 120 min+92%
- Base stationAll-in-one dock (empty + wash) vs Charging dock
- Battery capacity5,200 mAh vs 2,900 mAh+79%
- Threshold climbing20 mm vs 15 mm+33%
- Charging time210 min vs 360 min+71%
- Noise level65 dB vs 72 dB+11%
Why is Stormio better than D20 Ultra?
- Dustbin (robot)320 ml vs 600 ml+88%
- Height104 mm vs 100 mm+4%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 13,000 Pa | — |
| Dustbin (robot) | 320 ml | 600 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 2 |
| Carpet detection | Yes | — |
| HEPA filter | Yes | Yes |
| Noise level | 65 dB | 72 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 15 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Vibrating / sonic mop |
| Mop lifting on carpets | Yes | — |
| Mop lift height | 10.5 mm | — |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 3.2 l | — |
| Mop washing in the dock | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | 4.5 l | — |
| Dirty water tank (dock) | 4 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 2,900 mAh |
| Runtime | 230 min | 120 min |
| Charging time | 210 min | 360 min |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 350 mm | 330 mm |
| Length | 350 mm | 330 mm |
| Height | 104 mm | 100 mm |
| Weight | 3.9 kg | 3.6 kg |
| Shape | Round | Round |
| Colours | White | White, Silver |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
| Remote control | — | Yes |
