eufy HydroJet S2 vs iRobot Roomba Plus 515 Combo + AutoWash Dock
Technical comparison · Robot vacuums and mops
eufy HydroJet S2 and iRobot Roomba Plus 515 Combo + AutoWash Dock differ in obstacle avoidance and mopping system; on the measurable specs neither model is ahead: the differences are of design, not of level. On the category's technical index, iRobot Roomba Plus 515 Combo + AutoWash Dock ranks #8 of 30, eufy HydroJet S2 #30.
| Parameter |
HydroJet S2
eufy
F4 · Semi-professional
|
Roomba Plus 515 Combo + AutoWash Dock
iRobot
F3 · Advanced
|
|---|---|---|
| Identity | ||
| Launch year | 2025 | 2025 |
| Use tier | F4 — Semi-professional | F3 — Advanced |
| Price | ||
| Price | ~1000–2200 € | ~450–1000 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | – × – × 9.8 cm | 29.8 × 30.3 × 8.35 cm |
| Weight | 5.2 kg | 2.9 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 30000 Pa | 22000 Pa |
| Navigation system | — | Rotating LiDAR |
| Release year | 2025 | 2025 |
| Onboard camera | Yes | No |
| Obstacle avoidance | 3D time-of-flight sensor, Camera with AI recognition | Contact bumper only |
| Onboard microphone | No | No |
| Where object recognition runs | — | No object recognition |
| Declared data server region | Multiple regions | Multiple regions |
| Battery capacity | 4600 mAh | — |
| Runtime | — | 295 min |
| Charging time | 240 min | — |
| Water tank capacity | 120 ml | — |
| Mopping system | Roller with continuous rinsing | Rotating discs |
| Mop lifting height | — | 10 mm |
| Extending mop for edges | Yes | Yes |
| Dock functions | Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser | Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying |
| Wi-Fi bands | 2.4 GHz | — |
| App | eufy | — |
| Mop washing water temperature | 60 °C | 75 °C |
| Days between bag changes | 68 giorni | — |
| Dock width | — | 340 mm |
| Dock depth | — | 330 mm |
| Dock height | — | 485 mm |
| Anti-tangle declared | Yes | — |
| Filter type | — | Standard |
| Carpet handling | — | Detects the carpet, Lifts the mop |
| Matter | Built in | — |
| Cliff sensors | Yes | — |
| Saved maps (floors) | — | 3 |
The differences that matter
- Obstacle avoidance: eufy HydroJet S2 3D time-of-flight sensor, Camera with AI recognition · iRobot Roomba Plus 515 Combo + AutoWash Dock Contact bumper only
- Mopping system: eufy HydroJet S2 Roller with continuous rinsing · iRobot Roomba Plus 515 Combo + AutoWash Dock Rotating discs
- Dock functions: eufy HydroJet S2 Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser · iRobot Roomba Plus 515 Combo + AutoWash Dock Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying
In short
eufy HydroJet S2
Design differences: mopping system: roller with continuous rinsing.
iRobot Roomba Plus 515 Combo + AutoWash Dock
Design differences: mopping system: rotating discs.
This comparison points to the two product pages, where you'll find the complete data and the official links.