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- S1 Pro vs S8 Pro Ultra
eufy S1 Pro vs Roborock S8 Pro Ultra
What S1 Pro does better (8) and where S8 Pro Ultra wins (2) — every spec side by side.
vs
5.7Cleaning power3.4
7.6Navigation6.8
9.6Mopping5.4
5.0Base station9.0
8.2Battery6.4
Dimensions
Size comparison
S1 ProS8 Pro Ultra
| S1 Pro | S8 Pro Ultra | Difference | |
|---|---|---|---|
| Height | 96 mm | 96 mm | = |
| Width / diameter | 347 mm | 350 mm | −3 mm |
| Length | 347 mm | 350 mm | −3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is S1 Pro better than S8 Pro Ultra?
- Suction power8,000 Pa vs 4,000 Pa2×
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Mop typeRoller mop vs Vibrating / sonic mop
- Mop lift height12 mm vs 5 mm2.4×
- Runtime216 min vs 180 min+20%
- Charging time240 min vs 360 min+50%
- Water tank (robot)240 ml vs 200 ml+20%
- Noise level60 dB vs 67 dB+12%
Why is S8 Pro Ultra better than S1 Pro?
- Threshold climbing20 mm vs 22 mm+10%
- Dustbin (robot)250 ml vs 350 ml+40%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 8,000 Pa | 4,000 Pa |
| Dustbin (robot) | 250 ml | 350 ml |
| Main brush | Single main brush | Dual main brushes |
| Side brushes | 2 | 1 |
| Carpet detection | Yes | Yes |
| Noise level | 60 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), dToF laser, Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 22 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Roller mop | Vibrating / sonic mop |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 12 mm | 5 mm |
| Water tank (robot) | 240 ml | 200 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 2.5 l | — |
| Mop washing in the dock | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 3 l | — |
| Dirty water tank (dock) | 2 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 216 min | 180 min |
| Charging time | 240 min | 360 min |
| Cleaning area per charge | — | 300 m² |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 347 mm | 350 mm |
| Length | 347 mm | 350 mm |
| Height | 96 mm | 96 mm |
| Shape | Round | Round |
| Colours | Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant, Apple Siri |
| Remote control | — | Yes |
