Features Hydro 3 Hydro 3S Hydro 4 SE Hydro 4 Battery Hydro 4 Corded Hydro 6
Type Cordless Cordless Corded Buoy battery Corded Corded
Power supply method Battery Battery AC Battery AC AC
Battery capacity 11000mAh 11000mAh / 14400 mAh / /
Cable length / / 12m (39.4ft) 3m (9.8ft) 3m+12m (9.8+39.4ft) 18/25m (59/82ft)
Battery running time 200min 200min
300min（ECO mode）		 No limit 210min No limit No limit
Filter basket capacity 4.1L 4.1L 4.1L 4.1L 4.1L 6.7L
Quantity of pumps 2 2 2 2 2 2
Suction rate 320L/min (85 gpm) 380L/min (100 gpm) 320L/min (85 gpm) 320L/min (85 gpm) 320L/min (85 gpm) 560L/min (148 gpm)
Default filter material 180μm Nylon 180μm Nylon 180μm Nylon 180μm Nylon 180μm Nylon 180μm Nylon +
1μm Hyper-fine
Cleaning area Floor, Walls, Waterline Floor, Walls, Waterline Floor, Walls, Waterline Floor, Walls, Waterline Floor, Walls, Waterline Floor, Walls, Waterline
Cleaning modes Auto mode ✓ According to battery level ✓ According to battery level ✓ 1h/2h/3h
Floor only ✗ ✓ According to battery level ✓ 2h
Walls only ✗ ✓ According to battery level ✓ 2h
ECO mode ✗ ✓ Floor only, according to battery level ✗
Ultra mode ✗ ✗ ✓ According to the selected mode
APP App control ✗ ✓ ✓ ✓ ✓ ✓
Connection onshore ✗ ✓ ✓ ✓ ✓ ✓
Control underwater ✗ ✗ ✗ ✓ ✓ ✓
Cloud service ✗ ✗ ✗ ✓ ✓ ✓
Cleaning path Random path ✓ ✗ ✓ ✗ ✓ ✓
S-shaped path ✗ ✓ ✓ Not supported yet Not supported yet Not supported yet
Pool Size Recommend 100㎡ 150㎡ 100-150㎡ 100㎡ 100-150㎡ 150-200㎡