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

FeatureKomatsu D37PX-21 KOMSTAT IIDozerDaewoo DD80Dozer
TypeCrawler DozerCrawler Dozer
Horsepower63.4 kW66.4 kW
Operating Weight6309.5 kg7950.0 kg
Engine ManufacturerKomatsuDoosan
Engine ModelSAA4D102E-2DB58
Net Power63.4 kW66.4 kW
AspirationTurbocharged with aftercooled—
Number of Cylinders46
Displacement3932.9 cc5784.6 cc
Transmission TypeDual Power ShiftHydrostatic
Number of Forward Gears3—
Number of Reverse Gears3—
Max Speed Forward8.5 km/h11.7 km/h
Max Speed Reverse8.5 km/h11.7 km/h
Ground Pressure0.3 bar0.4 bar
Fuel Capacity165.0 l265.4 l
Engine Oil Capacity12.5 l12.1 l
Cooling System Capacity26.9 l14.4 l
Hydraulic Capacity46.9 l121.1 l
Final Drives Capacity3.4 l4.5 l
Relief Valve Pressure206.2 bar191.0 bar
Cab Height271.3 cm274.3 cm
Width Over Track228.6 cm198.1 cm
Length Overall402.3 cm417.6 cm
Length of Track on Ground225.6 cm207.3 cm
Track Gauge167.6 cm152.4 cm
Ground Clearance39.6 cm42.7 cm
Ground Contact Area68334.2 cm³47702.8 cm³
No of Shoes Per Side4139
No of Track Rollers Per Side66
Shoe Size61.0 cm45.7 cm
Weight (Operating)6309.5 kg7950.0 kg
Track Pitch165.1 cm—
Max Torque—324.0 N-m
Power Measured RPM—1800 RPM
Torque Measured RPM—1600 RPM
Pump type—Gear type
Length without Blade—286.5 cm
No of Carrier Rollers Per Side—1
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