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

FeatureKomatsu D65WX-15 PATDozerJohn Deere 850K WLTDozer
TypeCrawler DozerCrawler Dozer
Horsepower154.4 kW152.9 kW
Operating Weight21459.4 kg20347.2 kg
Pump Flow210.1 LPM174.1 LPM
Engine ManufacturerKomatsuJohn Deere
Engine ModelSAA6D114E-3PowerTech PSS 6068
Gross Power154.4 kW—
Net Power152.9 kW152.9 kW
AspirationTurbocharged with aftercooled—
Number of Cylinders66
Displacement8275.5 cc6800.6 cc
Transmission TypeMulti-disc clutch transmissionHydrostatic
Number of Forward Gears31
Number of Reverse Gears31
Max Speed Forward10.1 km/h10.1 km/h
Max Speed Reverse13.0 km/h10.1 km/h
Ground Pressure0.5 bar0.4 bar
Fuel Capacity414.9 l355.8 l
Engine Oil Capacity28.0 l—
Cooling System Capacity37.1 l—
Final Drives Capacity26.9 l—
Hydraulic Pump Flow210.1 LPM174.1 LPM
Relief Valve Pressure206.2 bar249.9 bar
Cab Height323.1 cm—
Length Overall560.8 cm—
Length of Track on Ground298.7 cm—
Track Gauge207.3 cm2682.2 cm
Ground Clearance42.7 cm—
Ground Contact Area99912.1 cm³127131.1 cm³
No of Shoes Per Side4245
No of Track Rollers Per Side88
Weight (Operating)21459.4 kg20347.2 kg
Max Torque—915.2 N-m
Power Measured RPM—1800 RPM
Torque Measured RPM—1500 RPM
Hydraulic Capacity—174.1 l
Pump type—Piston
Width Over Track—401.3 cm
Length without Blade—402.3 cm
No of Carrier Rollers Per Side—2
Shoe Size—76.2 cm
Track Pitch—20.3 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