eufy HydroJet S2 vs Xiaomi Robot Vacuum X20 Max
Technical comparison · Robot vacuums and mops
Xiaomi Robot Vacuum X20 Max is ahead on days between bag changes; beyond that the two models differ in obstacle avoidance and mopping system: design differences, not a ranking. On the category's technical index, Xiaomi Robot Vacuum X20 Max ranks #17 of 30, eufy HydroJet S2 #30.
| Parameter |
HydroJet S2
eufy
F4 · Semi-professional
|
Robot Vacuum X20 Max
Xiaomi
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 | 35 × 35 × 9.7 cm |
| Weight | 5.2 kg | 3.9 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 30000 Pa | 8000 Pa |
| Navigation system | — | Rotating LiDAR |
| Release year | 2025 | 2025 |
| Onboard camera | Yes | — |
| Obstacle avoidance | 3D time-of-flight sensor, Camera with AI recognition | Structured light |
| Onboard microphone | No | — |
| Declared data server region | Multiple regions | — |
| Battery capacity | 4600 mAh | 5200 mAh |
| Runtime | — | 120 min |
| Charging time | 240 min | — |
| Water tank capacity | 120 ml | 4000 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, Warm air drying |
| Wi-Fi bands | 2.4 GHz | 2.4 GHz |
| App | eufy | Xiaomi Home |
| Mop washing water temperature | 60 °C | 55 °C |
| Days between bag changes | 68 giorni | 75 giorni |
| Anti-tangle declared | Yes | Yes |
| Carpet handling | — | Detects the carpet, Lifts the mop, Boosts suction |
| Matter | Built in | — |
| Cliff sensors | Yes | Yes |
| Dock noise while emptying | — | 50 dB |
The differences that matter
- Days between bag changes: eufy HydroJet S2 68 giorni vs Xiaomi Robot Vacuum X20 Max 75 giorni
- Obstacle avoidance: eufy HydroJet S2 3D time-of-flight sensor, Camera with AI recognition · Xiaomi Robot Vacuum X20 Max Structured light
- Mopping system: eufy HydroJet S2 Roller with continuous rinsing · Xiaomi Robot Vacuum X20 Max Rotating discs
- Dock functions: eufy HydroJet S2 Automatic emptying, Mop washing, Hot water washing, Warm air drying, Detergent dispenser · Xiaomi Robot Vacuum X20 Max Automatic emptying, Mop washing, Hot water washing, Warm air drying
In short
eufy HydroJet S2
Design differences: mopping system: roller with continuous rinsing.
Xiaomi Robot Vacuum X20 Max
Measurable advantages: days between bag changes.
This comparison points to the two product pages, where you'll find the complete data and the official links.