SPECS / COMPARISON
John Deere 644J High Lift vs JCB 456HT
A detailed comparison of the John Deere 644J High Lift and the JCB 456HT. Click a model name to view its full specifications.
Horsepower
John Deere 644J High Lift138.0 kW (185 hp)
JCB 456HT114.1 kW (153 hp)
Weight
John Deere 644J High Lift22285.0 kg (49130 lbs)
JCB 456HT22080.9 kg (48680 lbs)
Operating Weight
John Deere 644J High Lift22285.0 kg (49130 lbs)
JCB 456HT22080.9 kg (48680 lbs)
| Specification | John Deere 644J High Lift Wheel Loaders | JCB 456HT Wheel Loaders |
|---|---|---|
| Type | Wheel Loader | Wheel Loader |
| Horsepower | 138.0 kW (185 hp) | 114.1 kW (153 hp) |
| Weight | 22285.0 kg (49130 lbs) | 22080.9 kg (48680 lbs) |
| Tipping Capacity | 13172.3 kg (29040 lbs) | 14632.9 kg (32260 lbs) |
| Max Speed | 23.7 km/h (14.7 mph) | 37.5 km/h (23.3 mph) |
| Engine Model | 6068 H | 6 CT 8.3C |
| No Of Cylinders | 6 | 6 |
| Displacement | 6784.3 cc (414 cu in.) | 8300.1 cc (506.5 cu in.) |
| Alternator Supplied Amperage | 80 amps | 70 amps |
| Operating Voltage | 24 V | 24 V |
| Rated Speed | 2200 RPM | 2200 RPM |
| Torque Speed | 1400 RPM | 1400 RPM |
| Net Power | 138.0 kW (185 hp) | 114.1 kW (153 hp) |
| Peak Torque | 1015.5 N-m (749 lbs ft) | 994.1 N-m (733.2 lbs ft) |
| Torque Rise | 55 % | — |
| Fuel Capacity | 352.0 l (93 gal) | 320.2 l (84.6 gal) |
| Engine Oil Capacity | 24.6 l (6.5 gal) | 18.9 l (5 gal) |
| Cooling Capacity | 29.5 l (7.8 gal) | 40.1 l (10.6 gal) |
| Hydraulic System Capacity | 117.3 l (31 gal) | 215.0 l (56.8 gal) |
| Transmission Oil Capacity | 26.9 l (7.1 gal) | 34.1 l (9 gal) |
| Differential Front Capacity | 22.3 l (5.9 gal) | 69.3 l (18.3 gal) |
| Differential Rear Capacity | 22.3 l (5.9 gal) | 51.1 l (13.5 gal) |
| Transmission Type | Power shift | Power shift |
| No of Forward Gears | 3 | 4 |
| No of Reverse Gears | 3 | 3 |
| Rear Axle Oscillation | 18 ° | 25 ° |
| Max Speed (Forward) | 23.7 km/h (14.7 mph) | 37.5 km/h (23.3 mph) |
| Max Speed (Reverse) | 24.9 km/h (15.5 mph) | 24.5 km/h (15.2 mph) |
| Pump type | Variable axial piston | Twin variable displacement piston pump |
| Pump Flow | 257.4 LPM (68 GPM) | 163.2 LPM (43.1 GPM) |
| Relief Pressure | 248.2 bar (3600 psi) | 249.9 bar (3625 psi) |
| Raise Lift Arms | 6.2 sec | 5.8 sec |
| Lower Lift Time | 3.2 sec | 4.1 sec |
| Bucket Dump Time | 1.4 sec | 1.2 sec |
| Operating Weight | 22285.0 kg (49130 lbs) | 22080.9 kg (48680 lbs) |
| Tipping Load | 13172.3 kg (29040 lbs) | 14632.9 kg (32260 lbs) |
| Bucket Capacity (Heaped) | 4.6 m³ (6 cu yds) | 3.1 m³ (4.1 cu yds) |
| Bucket Capacity (Struck) | 4.2 m³ (5.5 cu yds) | 2.5 m³ (3.3 cu yds) |
| Bucket Width | 304.8 cm (120 in) | 274.3 cm (108 in) |
| Breakout Force | 11612.0 kg (25600 lbs) | 16415.5 kg (36190 lbs) |
| Reach At Max Lift And Dump | 121.9 cm (48 in) | 121.9 cm (48 in) |
| Dump Clearance At Max Raise | 335.3 cm (132 in) | 304.8 cm (120 in) |
| Turning Radius | 548.6 cm (216 in) | 670.6 cm (264 in) |
| Wheelbase | 304.8 cm (120 in) | 335.3 cm (132 in) |
| Bucket Hinge Pin | 457.2 cm (180 in) | 426.7 cm (168 in) |
| Cab Height | 335.3 cm (132 in) | 335.3 cm (132 in) |
| Overall Length | 823.0 cm (324 in) | 853.4 cm (336 in) |
| Ground Clearance | 61.0 cm (24 in) | 61.0 cm (24 in) |
| Width Over Tires | 274.3 cm (108 in) | 274.3 cm (108 in) |
| Tire Size | 23.5 -25 | L3 (23.5R25 HXA) |
| Aspiration | — | Turbocharged |
| Gross Power | — | 120.1 kW (161 hp) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.