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

FeatureKomatsu WB150-2NBackhoe loaderCaterpillar 444EBackhoe loader
Horsepower74.6 kW76.1 kW
Weight8949.4 kg8808.8 kg
Pump Capacity165.0 LPM156.3 LPM
Lift Capacity4050.6 kg3873.7 kg
Engine ManufacturerKomatsuCaterpillar
Engine ModelS4D106-2SFA3054 C
Gross Power74.6 kW76.1 kW
Net Power70.1 kW73.8 kW
No Of Cylinders44
Engine TypeDieselDiesel
Displacement4401.6 cc4401.6 cc
Bore10.7 cm—
Stroke12.7 cm—
AspirationTurbocharged—
Power Measured2200 RPM2200 RPM
Torque Measured1400 RPM—
Max Torque (Net )117.9 kg—
Operating Voltage12 V—
Alternator Supplied Amperage80 A—
Oil Capacity7.9 l—
Cooling Capacity14.0 l16.3 l
Hydraulic System Capacity92.4 l38.2 l
Front Axle Oil Capacity8.7 l14.0 l
Rear Axle Oil Capacity17.8 l16.3 l
No Of Forward Gears45
No Of Reverse Gears45
Max Speed (Forward)37.8 km/h41.0 km/h
Max Speed (Reverse)37.8 km/h40.1 km/h
Pump TypeClosed CenterVariable-flow, axial piston
Pump Flow Capacity165.0 LPM156.3 LPM
Relief Valve Pressure220.6 bar171.7 bar
Dig Depth487.7 cm548.6 cm
Dig Depth (Extended)548.6 cm670.6 cm
Bucket Dig Force4241.1 kg—
Reach At Load Height274.3 cm—
Reach At Load Height (Extended)365.8 cm—
Reach At Max Dump Height274.3 cm—
Dump Height274.3 cm274.3 cm
Lift Capacity At Full Height4050.6 kg3873.7 kg
Operating Weight8949.4 kg8808.8 kg
Bucket Capacity1.0 m³1.3 m³
Bucket Width235.5 cm243.3 cm
Bucket Breakout Force6273.2 kg652619.1 kg
Height To Top Of Cab274.3 cm274.3 cm
Overall Height365.8 cm396.2 cm
Overall Length731.5 cm609.6 cm
Overall Width243.8 cm243.8 cm
Wheelbase213.4 cm213.4 cm
Turning Radius426.7 cm609.6 cm
Ground Clearance30.5 cm—
Transmission—PowerShuttle
Torque Rise (Net )—0.31
Fuel Capacity—187.4 l
Transmission Oil Capacity—20.1 l
Transmission Type—PowerShuttle
Loading Height—396.2 cm
Loading Height (Extended)—457.2 cm
Reach From Swivel—609.6 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