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

FeatureKomatsu WB91R-2Backhoe loaderJCB 3CX Super SitemasterBackhoe loader
Horsepower67.7 kW68.6 kW
Weight7497.9 kg—
TransmissionFull Powershift, Electronic Gear ManagementSyncroshuttle
Pump Capacity165.0 LPM79.1 LPM
Lift Capacity4218.4 kg4377.2 kg
Engine ManufacturerKomatsuJCB
Engine Model4 D106-1FA—
Gross Power67.7 kW68.6 kW
Net Power61.5 kW67.2 kW
No Of Cylinders4—
Engine TypeDieselDiesel
Displacement4413.0 cc4401.6 cc
AspirationNaturallyTurbocharged
Power Measured2200 RPM2200 RPM
Torque Measured1500 RPM1300 RPM
Max Torque (Net )104.3 kg127.0 kg
Operating Voltage12 V12 V
Alternator Supplied Amperage60 A95 A
Fuel Capacity130.2 l160.1 l
Oil Capacity8.7 l15.1 l
Cooling Capacity18.2 l18.5 l
Hydraulic System Capacity92.4 l132.1 l
Transmission Oil Capacity16.3 l16.3 l
Front Axle Oil Capacity8.3 l16.3 l
Rear Axle Oil Capacity18.5 l16.3 l
Transmission TypeFull Powershift, Electronic Gear ManagementSyncroshuttle
No Of Forward Gears44
No Of Reverse Gears44
Max Speed (Forward)40.1 km/h32.0 km/h
Max Speed (Reverse)40.1 km/h32.0 km/h
Pump TypeVariable Displacement Axial PistonOpen center system with twin gear pumps and hydraulic speed control
Pump Flow Capacity165.0 LPM79.1 LPM
Relief Valve Pressure186.2 bar251.7 bar
Dig Depth457.2 cm426.7 cm
Dig Depth (Extended)548.6 cm548.6 cm
Bucket Dig Force3569.8 kg5375.1 kg
Loading Height243.8 cm365.8 cm
Loading Height (Extended)365.8 cm457.2 cm
Reach At Load Height548.6 cm274.3 cm
Reach At Load Height (Extended)670.6 cm365.8 cm
Reach At Max Dump Height61.0 cm121.9 cm
Dump Height274.3 cm274.3 cm
Reach From Swivel (Extended)670.6 cm670.6 cm
Lift Capacity At Full Height4218.4 kg4377.2 kg
Operating Weight7497.9 kg—
Bucket Capacity1.0 m³1.0 m³
Bucket Width231.9 cm223.5 cm
Bucket Breakout Force608058.2 kg6577.1 kg
Reach From Swivel548.6 cm548.6 cm
Height To Top Of Cab274.3 cm274.3 cm
Overall Height365.8 cm365.8 cm
Overall Length579.1 cm579.1 cm
Overall Width243.8 cm213.4 cm
Wheelbase213.4 cm213.4 cm
Turning Radius548.6 cm—
Ground Clearance30.5 cm30.5 cm
Bucket Dig Force (E-Stick Extended)—5375.1 kg
Load At Max Lift Capacity—1451.5 kg
Load At Max Lift Capacity (Extended)—721.2 kg
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