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SPECS / COMPARISON

Komatsu WB150-2N vs Caterpillar 444E

A detailed comparison of the Komatsu WB150-2N and the Caterpillar 444E. Click a model name to view its full specifications.

Horsepower
Komatsu WB150-2N74.6 kW (100 HP)
Caterpillar 444E76.1 kW (102 HP)
Weight
Komatsu WB150-2N8949.4 kg (19730 lbs)
Caterpillar 444E8808.8 kg (19420 lbs)
Operating Weight
Komatsu WB150-2N8949.4 kg (19730 lbs)
Caterpillar 444E8808.8 kg (19420 lbs)
SpecificationKomatsu WB150-2NKomatsu WB150-2NBackhoe LoadersCaterpillar 444ECaterpillar 444EBackhoe Loaders
Horsepower74.6 kW (100 HP)76.1 kW (102 HP)
Weight8949.4 kg (19730 lbs)8808.8 kg (19420 lbs)
Pump Capacity165.0 LPM (43.6 GPM)156.3 LPM (41.3 GPM)
Lift Capacity4050.6 kg (8930 lbs)3873.7 kg (8540 lbs)
Engine ManufacturerKomatsuCaterpillar
Engine ModelS4D106-2SFA3054 C
Gross Power74.6 kW (100 HP)76.1 kW (102 HP)
Net Power70.1 kW (94 HP)73.8 kW (99 HP)
No Of Cylinders44
Engine TypeDieselDiesel
Displacement4401.6 cc (268.6 cu in)4401.6 cc (268.6 cu in)
Bore10.7 cm (4.2 in)—
Stroke12.7 cm (5 in)—
AspirationTurbocharged—
Power Measured2200 RPM2200 RPM
Torque Measured1400 RPM—
Max Torque (Net )117.9 kg (260 lbs)—
Operating Voltage12 V—
Alternator Supplied Amperage80 A—
Oil Capacity7.9 l (2.1 gal)—
Cooling Capacity14.0 l (3.7 gal)16.3 l (4.3 gal)
Hydraulic System Capacity92.4 l (24.4 gal)38.2 l (10.1 gal)
Front Axle Oil Capacity8.7 l (2.3 gal)14.0 l (3.7 gal)
Rear Axle Oil Capacity17.8 l (4.7 gal)16.3 l (4.3 gal)
No Of Forward Gears45
No Of Reverse Gears45
Max Speed (Forward)37.8 km/h (23.5 mph)41.0 km/h (25.5 mph)
Max Speed (Reverse)37.8 km/h (23.5 mph)40.1 km/h (24.9 mph)
Pump TypeClosed CenterVariable-flow, axial piston
Pump Flow Capacity165.0 LPM (43.6 GPM)156.3 LPM (41.3 GPM)
Relief Valve Pressure220.6 bar (3200 psi)171.7 bar (2490 psi)
Dig Depth487.7 cm (192 in)548.6 cm (216 in)
Dig Depth (Extended)548.6 cm (216 in)670.6 cm (264 in)
Bucket Dig Force4241.1 kg (9350 lbs)—
Reach At Load Height274.3 cm (108 in)—
Reach At Load Height (Extended)365.8 cm (144 in)—
Reach At Max Dump Height274.3 cm (108 in)—
Dump Height274.3 cm (108 in)274.3 cm (108 in)
Lift Capacity At Full Height4050.6 kg (8930 lbs)3873.7 kg (8540 lbs)
Operating Weight8949.4 kg (19730 lbs)8808.8 kg (19420 lbs)
Bucket Capacity1.0 m³ (1.25 cu yds)1.3 m³ (1.71 cu yds)
Bucket Width235.5 cm (92.7 in)243.3 cm (95.8 in)
Bucket Breakout Force6273.2 kg (13830 lbs)652619.1 kg (1438780 lbs)
Height To Top Of Cab274.3 cm (108 in)274.3 cm (108 in)
Overall Height365.8 cm (144 in)396.2 cm (156 in)
Overall Length731.5 cm (288 in)609.6 cm (240 in)
Overall Width243.8 cm (96 in)243.8 cm (96 in)
Wheelbase213.4 cm (84 in)213.4 cm (84 in)
Turning Radius426.7 cm (168 in)609.6 cm (240 in)
Ground Clearance30.5 cm (12 in)—
Transmission—PowerShuttle
Torque Rise (Net )—0.31
Fuel Capacity—187.4 l (49.5 gal)
Transmission Oil Capacity—20.1 l (5.3 gal)
Transmission Type—PowerShuttle
Loading Height—396.2 cm (156 in)
Loading Height (Extended)—457.2 cm (180 in)
Reach From Swivel—609.6 cm (240 in)

Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.

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