eufy HydroJet S2 vs Narwal Flow 2
Technical comparison · Robot vacuums and mops
Narwal Flow 2 is ahead on days between bag changes; beyond that the two models differ in obstacle avoidance and dock functions: design differences, not a ranking. On the category's technical index, Narwal Flow 2 ranks #4 of 30, eufy HydroJet S2 #30.
| Parameter |
HydroJet S2
eufy
F4 · Semi-professional
|
Flow 2
Narwal
F3 · Advanced
|
|---|---|---|
| Identity | ||
| Launch year | 2025 | 2026 |
| Use tier | F4 — Semi-professional | F3 — Advanced |
| Price | ||
| Price | ~1000–2200 € | ~1000–2200 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | – × – × 9.8 cm | – × – × 9.5 cm |
| Weight | 5.2 kg | 5 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 30000 Pa | 31000 Pa |
| Release year | 2025 | 2026 |
| Onboard camera | Yes | Yes |
| Obstacle avoidance | 3D time-of-flight sensor, Camera with AI recognition | Camera with AI recognition, Structured light |
| Onboard microphone | No | Yes |
| Noise level | — | 56.5 dB |
| Robot height | — | 95 mm |
| Declared data server region | Multiple regions | Multiple regions |
| Maximum threshold height | — | 40 mm |
| Battery capacity | 4600 mAh | 6500 mAh |
| Charging time | 240 min | 180 min |
| Water tank capacity | 120 ml | — |
| Mopping system | Roller with continuous rinsing | Roller with continuous rinsing |
| Mop lifting height | — | 12 mm |
| Extending mop for edges | Yes | — |
| Dock functions | Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser | Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser, Plumbing hookup |
| Wi-Fi bands | 2.4 GHz | 2.4 GHz |
| App | eufy | Narwal |
| Mop washing water temperature | 60 °C | 100 °C |
| Days between bag changes | 68 giorni | 120 giorni |
| Anti-tangle declared | Yes | — |
| Filter type | — | HEPA |
| Carpet handling | — | Detects the carpet, Lifts the mop, Avoids the carpet |
| Matter | Built in | — |
| Cliff sensors | Yes | — |
The differences that matter
- Days between bag changes: eufy HydroJet S2 68 giorni vs Narwal Flow 2 120 giorni
- Obstacle avoidance: eufy HydroJet S2 3D time-of-flight sensor, Camera with AI recognition · Narwal Flow 2 Camera with AI recognition, Structured light
- Dock functions: eufy HydroJet S2 Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser · Narwal Flow 2 Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser, Plumbing hookup
In short
eufy HydroJet S2
Design differences: obstacle avoidance: 3D time-of-flight sensor, Camera with AI recognition; dock functions: automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser.
This comparison points to the two product pages, where you'll find the complete data and the official links.