SPECS / COMPARISON
John Deere 644K Hybrid vs Caterpillar 950H
A detailed comparison of the John Deere 644K Hybrid and the Caterpillar 950H. Click a model name to view its full specifications.
Weight
John Deere 644K Hybrid18343.3 kg (40440 lbs)
Caterpillar 950H18343.3 kg (40440 lbs)
Operating Weight
John Deere 644K Hybrid18343.3 kg (40440 lbs)
Caterpillar 950H18343.3 kg (40440 lbs)
| Specification | John Deere 644K Hybrid Wheel Loaders | Caterpillar 950H Wheel Loaders |
|---|---|---|
| Type | Wheel Loader | Wheel Loader |
| Weight | 18343.3 kg (40440 lbs) | 18343.3 kg (40440 lbs) |
| Engine Model | PowerTech PSX 6068 | Cat? C7 ACERT? |
| Displacement | 6800.6 cc (415 cu in.) | 7193.9 cc (439 cu in.) |
| Alternator | 100 amps | — |
| Torque Rise | 19 % | — |
| Fuel Capacity | 397.1 l (104.9 gal) | 314.2 l (83 gal) |
| Hydraulic Tank | 106.4 l (28.1 gal) | 109.8 l (29 gal) |
| Transmission Oil Capacity | 38.2 l (10.1 gal) | 34.1 l (9 gal) |
| Differential Front Capacity | 22.3 l (5.9 gal) | 36.0 l (9.5 gal) |
| Differential Rear Capacity | 22.3 l (5.9 gal) | 36.0 l (9.5 gal) |
| Transmission Type | Power shift | Power shift |
| Operating Weight | 18343.3 kg (40440 lbs) | 18343.3 kg (40440 lbs) |
| Reach At Max Lift And Dump | 152.4 cm (60 in) | 121.9 cm (48 in) |
| Wheelbase | 335.3 cm (132 in) | 335.3 cm (132 in) |
| Bucket Hinge Pin | 426.7 cm (168 in) | 396.2 cm (156 in) |
| Overall Length | 823.0 cm (324 in) | 792.5 cm (312 in) |
| Ground Clearance | 46.1 cm (18.15 in) | 30.5 cm (12 in) |
| Width Over Tires | 274.3 cm (108 in) | 274.3 cm (108 in) |
| Horsepower | — | 146.9 kW (197 hp) |
| Tipping Capacity | — | 12464.7 kg (27480 lbs) |
| Max Speed | — | 37.0 km/h (23 mph) |
| No Of Cylinders | — | 6 |
| Alternator Supplied Amperage | — | 80 amps |
| Operating Voltage | — | 24 V |
| Rated Speed | — | 1800 RPM |
| Net Power | — | 146.9 kW (197 hp) |
| Gross Power | — | 161.8 kW (217 hp) |
| Peak Torque | — | 907.0 N-m (669 lbs ft) |
| Stroke | — | 12.7 cm (5 in) |
| Bore | — | 11.2 cm (4.4 in) |
| Engine Oil Capacity | — | 29.9 l (7.9 gal) |
| Crankcase | — | 29.9 l (7.9 gal) |
| Cooling Capacity | — | 41.6 l (11 gal) |
| Hydraulic System Capacity | — | 109.8 l (29 gal) |
| No of Forward Gears | — | 4 |
| No of Reverse Gears | — | 4 |
| Brakes | — | Meets required standards. |
| Rear Axle Oscillation | — | 26 ° |
| Max Speed (Forward) | — | 37.0 km/h (23 mph) |
| Max Speed (Reverse) | — | 40.1 km/h (24.9 mph) |
| Pump type | — | Piston |
| Pump Flow | — | 268.8 LPM (71 GPM) |
| Relief Pressure | — | 68.9 bar (1000 psi) |
| Raise Lift Arms | — | 6.2 sec |
| Lower Lift Time | — | 2.5 sec |
| Bucket Dump Time | — | 1.3 sec |
| Tipping Load | — | 12464.7 kg (27480 lbs) |
| Bucket Capacity (Heaped) | — | 3.1 m³ (4 cu yds) |
| Bucket Capacity (Struck) | — | 2.7 m³ (3.5 cu yds) |
| Bucket Width | — | 304.8 cm (120 in) |
| Breakout Force | — | 16841.9 kg (37130 lbs) |
| Dump Clearance At Max Raise | — | 304.8 cm (120 in) |
| Turning Radius | — | 701.0 cm (276 in) |
| Cab Height | — | 335.3 cm (132 in) |
| Tire Size | — | 23.5 R25 |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.