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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureJohn Deere 644EWheel loaderJCB 437 HT SHLWheel loader
TypeWheel LoaderWheel Loader
Horsepower119.3 kW120.1 kW
Weight15472.0 kg15667.1 kg
Tipping Capacity12328.6 kg—
Max Speed41.0 km/h38.0 km/h
Engine Model6466 TCummins QSB
No Of Cylinders66
AspirationTurbochargedTurbocharged
Displacement7636.4 cc6700.7 cc
Alternator Supplied Amperage65 amps120 amps
Operating Voltage12 V24 V
Rated Speed2200 RPM2100 RPM
Torque Speed1400 RPM1500 RPM
Net Power119.3 kW120.1 kW
Gross Power125.3 kW136.5 kW
Peak Torque691.5 N-m841 Nm
Fuel Capacity283.9 l270.3 l
Engine Oil Capacity24.2 l—
Cooling Capacity28.8 l—
Hydraulic System Capacity115.1 l210.1 l
Transmission Oil Capacity14.0 l—
Differential Front Capacity23.1 l—
Differential Rear Capacity23.1 l—
Transmission TypePower shiftNon-lock up converter
No of Forward Gears44
No of Reverse Gears33
Rear Axle Oscillation26 °10.5 °
Max Speed (Forward)41.0 km/h38.0 km/h
Max Speed (Reverse)26.4 km/h25.7 km/h
Pump typeGearVariable displacement
Pump Flow247.9 LPM126.1 LPM
Relief Pressure196.5 bar219.9 bar
Raise Lift Arms6.2 sec6.3 sec
Lower Lift Time3.5 sec4.7 sec
Bucket Dump Time1.8 sec2 sec
Operating Weight15472.0 kg15667.1 kg
Tipping Load12328.6 kg—
Bucket Capacity (Heaped)2.5 m³2.3 m³
Bucket Capacity (Struck)2.1 m³2.0 m³
Bucket Width274.3 cm274.3 cm
Breakout Force16814.7 kg15603.6 kg
Reach At Max Lift And Dump91.4 cm121.9 cm
Dump Clearance At Max Raise304.8 cm396.2 cm
Turning Radius548.6 cm670.6 cm
Wheelbase304.8 cm304.8 cm
Bucket Hinge Pin396.2 cm518.2 cm
Cab Height335.3 cm335.3 cm
Overall Length762.0 cm853.4 cm
Ground Clearance61.0 cm61.0 cm
Width Over Tires274.3 cm274.3 cm
Tire Size20.5-25—
Air Cleaner—Cyclonic pre filter with engine fan scavenge system
Diesel Exhaust Fluid—40.1 l
Articulation Angle—40 °
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051