SPECS / COMPARISON
Liebherr L556 vs John Deere 644K Hybrid
A detailed comparison of the Liebherr L556 and the John Deere 644K Hybrid. Click a model name to view its full specifications.
Weight
Liebherr L55618402.2 kg (40570 lbs)
John Deere 644K Hybrid18343.3 kg (40440 lbs)
Operating Weight
Liebherr L55618402.2 kg (40570 lbs)
John Deere 644K Hybrid18343.3 kg (40440 lbs)
| Specification | Liebherr L556 Wheel Loaders | John Deere 644K Hybrid Wheel Loaders |
|---|---|---|
| Type | Wheel Loader | Wheel Loader |
| Horsepower | 164.8 kW (221 hp) | — |
| Weight | 18402.2 kg (40570 lbs) | 18343.3 kg (40440 lbs) |
| Tipping Capacity | 13703.0 kg (30210 lbs) | — |
| Engine Model | D944 A7 | PowerTech PSX 6068 |
| No Of Cylinders | 4 | — |
| Air Cleaner | Dry type filter with main and safety element, pre-cleaner, service indicator on the Liebherr display | — |
| Displacement | 7964.1 cc (486 cu in.) | 6800.6 cc (415 cu in.) |
| Alternator | V/A (28/140) | 100 amps |
| Rated Speed | 1800 RPM | — |
| Torque Speed | 1100 RPM | — |
| Net Power | 164.8 kW (221 hp) | — |
| Gross Power | 167.8 kW (225 hp) | — |
| Peak Torque | 1430.4 N-m (1055 lbs ft) | — |
| Stroke | 15.2 cm (6 in) | — |
| Bore | 13.2 cm (5.2 in) | — |
| Fuel Capacity | 280.1 l (74 gal) | 397.1 l (104.9 gal) |
| Engine Oil Capacity | 26.1 l (6.9 gal) | — |
| Cooling Capacity | 67.0 l (17.7 gal) | — |
| Hydraulic System Capacity | 174.9 l (46.2 gal) | — |
| Differential Front Capacity | 42.0 l (11.1 gal) | 22.3 l (5.9 gal) |
| Differential Rear Capacity | 34.8 l (9.2 gal) | 22.3 l (5.9 gal) |
| Pump type | Variable axial piston pump | — |
| Pump Flow | 234.7 LPM (62 GPM) | — |
| Relief Pressure | 300.0 bar (4351.2 psi) | — |
| Raise Lift Arms | 5.5 sec | — |
| Lower Lift Time | 2.7 sec | — |
| Bucket Dump Time | 2.3 sec | — |
| Operating Weight | 18402.2 kg (40570 lbs) | 18343.3 kg (40440 lbs) |
| Tipping Load | 13703.0 kg (30210 lbs) | — |
| Bucket Capacity (Heaped) | 3.3 m³ (4.3 cu yds) | — |
| Bucket Width | 243.8 cm (96 in) | — |
| Breakout Force | 13258.5 kg (29230 lbs) | — |
| Reach At Max Lift And Dump | 91.4 cm (36 in) | 152.4 cm (60 in) |
| Dump Clearance At Max Raise | 274.3 cm (108 in) | — |
| Turning Radius | 640.1 cm (252 in) | — |
| Wheelbase | 335.3 cm (132 in) | 335.3 cm (132 in) |
| Bucket Hinge Pin | 396.2 cm (156 in) | 426.7 cm (168 in) |
| Cab Height | 335.3 cm (132 in) | — |
| Overall Length | 853.4 cm (336 in) | 823.0 cm (324 in) |
| Ground Clearance | 61.0 cm (24 in) | 46.1 cm (18.15 in) |
| Tire Size | 23.5 R25 L3 | — |
| Torque Rise | — | 19 % |
| Hydraulic Tank | — | 106.4 l (28.1 gal) |
| Transmission Oil Capacity | — | 38.2 l (10.1 gal) |
| Transmission Type | — | Power shift |
| Width Over Tires | — | 274.3 cm (108 in) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.
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