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- S8 vs Eva
Roborock S8 vs Roidmi Eva
What S8 does better (5) and where Eva wins (3) — every spec side by side.
Dimensions
Size comparison
S8Eva
| S8 | Eva | Difference | |
|---|---|---|---|
| Height | 96 mm | 106 mm | −10 mm |
| Width / diameter | 350 mm | 330 mm | +20 mm |
| Length | 350 mm | 330 mm | +20 mm |
| Weight | 4.8 kg | 4.2 kg | +0.6 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is S8 better than Eva?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Runtime180 min vs 120 min+50%
- Dustbin (robot)400 ml vs 220 ml+82%
- Height96 mm vs 106 mm+10%
- Cleaning area per charge300 m² vs 180 m²+67%
Why is Eva better than S8?
- Base stationCharging dock vs All-in-one dock (empty + wash)
- Charging time360 min vs 240 min+50%
- Noise level67 dB vs 60 dB+12%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 3,200 Pa |
| Dustbin (robot) | 400 ml | 220 ml |
| Main brush | — | Single main brush |
| Side brushes | — | 1 |
| Carpet detection | — | Yes |
| HEPA filter | Yes | Yes |
| Noise level | 67 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Wall sensor |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| Threshold climbing | — | 20 mm |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | Yes | — |
| Mopping | ||
| Mop type | — | Rotating mop pads |
| Water tank (robot) | 300 ml | — |
| Base station | ||
| Base station | Charging dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | — | Yes |
| Dust bag (dock) | — | 3 l |
| Mop washing in the dock | — | Yes |
| Automatic water refill | — | Yes |
| Clean water tank (dock) | — | 4 l |
| Dirty water tank (dock) | — | 4 l |
| Battery & runtime | ||
| Battery capacity | — | 5,200 mAh |
| Runtime | 180 min | 120 min |
| Charging time | 360 min | 240 min |
| Cleaning area per charge | 300 m² | 180 m² |
| Size & weight | ||
| Width / diameter | 350 mm | 330 mm |
| Length | 350 mm | 330 mm |
| Height | 96 mm | 106 mm |
| Weight | 4.8 kg | 4.2 kg |
| Shape | Round | Round |
| Colours | — | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
