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

FeatureCaterpillar 814BDozerKomatsu WD420-3Dozer
TypeWheel DozerWheel Dozer
Horsepower161.1 kW167.0 kW
Operating Weight20580.0 kg20000.0 kg
Engine ManufacturerCaterpillarKomatsu
Engine Model3306SA6D108
Gross Power161.1 kW167.0 kW
Displacement10500.9 cc7151.3 cc
Number of Forward Gears44
Number of Reverse Gears44
Max Speed Forward29.9 km/h32.8 km/h
Max Speed Reverse34.1 km/h34.0 km/h
Fuel Capacity462.2 l340.3 l
Cab Height356.6 cm338.3 cm
Width Over Tires286.5 cm283.5 cm
Length Overall682.8 cm716.3 cm
Ground Clearance42.7 cm—
Blade Capacity3.0 m³3.1 m³
Weight (Operating)20580.0 kg20000.0 kg
Tire Size23.5-25 12PR23.5-25-12PR
Wheelbase335.3 cm332.2 cm
Number of Cylinders—6
Blade Width—374.9 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