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

FeatureJohn Deere 524K IIWheel loaderJohn Deere 644BWheel loader
TypeWheel LoaderWheel Loader
Weight12668.8 kg12745.9 kg
Engine ModelPowerTech PVS 6068—
Displacement6800.6 cc8701.6 cc
Alternator100 amps—
Torque Rise66 %—
Fuel Capacity220.3 l212.0 l
Hydraulic Tank118.9 l—
Transmission Oil Capacity21.6 l37.1 l
Differential Front Capacity18.2 l22.7 l
Differential Rear Capacity18.2 l23.8 l
Transmission TypePower shiftPower shift
Operating Weight12668.8 kg12745.9 kg
Reach At Max Lift And Dump152.4 cm91.4 cm
Wheelbase304.8 cm274.3 cm
Bucket Hinge Pin365.8 cm365.8 cm
Overall Length731.5 cm640.1 cm
Ground Clearance40.0 cm61.0 cm
Width Over Tires243.8 cm—
Horsepower—108.1 kW
Tipping Capacity—10391.8 kg
Max Speed—41.5 km/h
No Of Cylinders—6
Aspiration—Turbocharged
Alternator Supplied Amperage—42 amps
Operating Voltage—12 V
Rated Speed—2200 RPM
Torque Speed—1500 RPM
Net Power—108.1 kW
Gross Power—119.3 kW
Peak Torque—585.7 N-m
Engine Oil Capacity—20.8 l
Cooling Capacity—46.6 l
Hydraulic System Capacity—66.2 l
No of Forward Gears—4
No of Reverse Gears—2
Rear Axle Oscillation—22 °
Max Speed (Forward)—41.5 km/h
Max Speed (Reverse)—16.4 km/h
Pump type—Gear
Pump Flow—220.3 LPM
Relief Pressure—155.1 bar
Tipping Load—10391.8 kg
Bucket Capacity (Heaped)—1.9 m³
Bucket Capacity (Struck)—1.6 m³
Bucket Width—274.3 cm
Breakout Force—10940.6 kg
Dump Clearance At Max Raise—274.3 cm
Turning Radius—487.7 cm
Cab Height—335.3 cm
Tire Size—14.5-25 / 20.5-25
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