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SPECS / COMPARISON

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

FeatureDoosan DX420LC-5ExcavatorKomatsu PC400LC-7Excavator
Excavator TypeLarge ExcavatorLarge Excavator
Weight42991 kg43300 kg
Horsepower252 kW246 kW
Digging Depth774 cm—
Max Digging Depth774 cm—
Max Loading Height301.8 cm—
Max Reach Along Ground1127.8 cm—
Max Vertical Wall Digging Depth432.8 cm—
Overall Length1176.5 cm—
Track Length6217.9 cm6431.3 cm
Length of Track on Ground518.2 cm536.4 cm
Reference Bucket Capacity1.5 m2—
Tail Swing Radius378.0 cm365.8 cm
Min swing radius5370.6 cm—
Undercarriage Width356.6 cm—
Overall Width Upper Structure301.8 cm—
Engine MakeScaniaKomatsu
Engine ModelDC09SAA6D125E-3
Net Power252 kW246 kW
Gross Power257 kw254.5 kW
Rated Power1800 RPM1850 RPM
Hydraulic System Capacity480.4 l247.9 l
Operating Weight42991 kg43300 kg
Swing Speed8.8 RPM9 RPM
Cab Height317.0 cm329.2 cm
Max Torque1599.1 Nm—
Cooling Capacity51.1 l34.1 l
Fuel Capacity640.1 l651.1 l
Swing Drive Capacity8.3 l16.3 l
Engine Oil Capacity45.0 l37.9 l
Ground Pressure58.6 kPa—
Stroke16.0 cm—
Bore13.2 cm—
Bucket Digging Force27.125 kg—
Number of Shoes per Side5049
StarterStarter 24 V—
Displacement12701.6 cc—
Shoe Size80.0 cm—
Max Cutting Height1082.0 cm—
Alternator28 V, 100 A—
Track Gauge277.4 cm—
Torque Power1300 RPM—
Battery12 V, 200 AH, 1300—
Air cleanerDouble Elements—
Ground Clearance—134.1 cm
Max Travel Speed—5.5 km
Number of Carrier Rollers per Side—2
Number of Track Rollers per Side—8
Drawbar Pull—33.549 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