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

FeatureCaterpillar 906Wheel loaderJohn Deere 444Wheel loader
TypeWheel LoaderWheel Loader
Horsepower50.7 kW63.4 kW
Weight4948.7 kg8559.3 kg
Tipping Capacity3424.6 kg4590.4 kg
Max Speed19.3 km/h36.2 km/h
Engine Model3044 C—
Alternator Supplied Amperage90 amps—
Operating Voltage12 V12 V
Rated Speed2600 RPM2400 RPM
Net Power50.7 kW63.4 kW
Gross Power55.9 kW70.8 kW
Stroke12.2 cm—
Bore9.4 cm—
Fuel Capacity74.2 l151.4 l
Engine Oil Capacity9.8 l11.7 l
Cooling Capacity20.8 l30.7 l
Hydraulic System Capacity66.2 l49.2 l
Transmission Oil Capacity9.8 l38.2 l
Transmission TypeClosed-loop, two-speed Hydrostatic single-path transmission.Hydrostatic
No of Forward Gears24
No of Reverse Gears22
Rear Axle Oscillation22 °22 °
Max Speed (Forward)19.3 km/h36.2 km/h
Max Speed (Reverse)19.3 km/h13.7 km/h
Pump typeGearEngine driven vane
Pump Flow68.1 LPM149.5 LPM
Relief Pressure235.0 bar155.1 bar
Raise Lift Arms4.5 sec—
Lower Lift Time3.2 sec—
Bucket Dump Time1.5 sec—
Operating Weight4948.7 kg8559.3 kg
Tipping Load3424.6 kg4590.4 kg
Bucket Capacity (Heaped)0.6 m³—
Bucket Width182.9 cm—
Breakout Force4690.1 kg—
Reach At Max Lift And Dump91.4 cm—
Dump Clearance At Max Raise243.8 cm—
Wheelbase182.9 cm243.8 cm
Bucket Hinge Pin304.8 cm335.3 cm
Cab Height274.3 cm304.8 cm
Overall Length518.2 cm670.6 cm
Width Over Tires182.9 cm—
Tire Size12.5 x1815.5-25
No Of Cylinders—6
Aspiration—Naturally
Displacement—5391.4 cc
Torque Speed—1400 RPM
Peak Torque—309.1 N-m
Differential Front Capacity—16.3 l
Differential Rear Capacity—16.3 l
Turning Radius—426.7 cm
Ground Clearance—30.5 cm
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