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

FeatureDoosan DX520LCExcavatorCaterpillar 345B L IIExcavator
Excavator TypeLarge ExcavatorLarge Excavator
Weight50700 kg51300 kg
Horsepower245 kW239 kW
Digging Depth1183 cm1335 cm
Max Digging Depth1183 cm1335 cm
Max Loading Height984.5 cm1164.3 cm
Max Reach Along Ground1588.0 cm1761.7 cm
Max Vertical Wall Digging Depth1033.3 cm—
Track Length5364.5 cm5212.1 cm
Length of Track on Ground448.1 cm435.9 cm
Reference Bucket Capacity1.1 m21.8 m2
Max Bucket Capacity2.9 m21.8 m2
Min Bucket Capacity0.8 m21.4 m2
Ground Clearance79.2 cm73.2 cm
Tail Swing Radius371.9 cm365.8 cm
Overall Width390.1 cm432.8 cm
Engine MakeDoosanCaterpillar
Engine ModelDV113176 C ATAAC
Net Power245 kW239 kW
Gross Power253.0 kW257 kw
Rated Power1800 RPM2000 RPM
Hydraulic Pump Flow Capacity708 LPM719 LPM
Hydraulic System Capacity500.1 l520.1 l
Relief Valve Pressure314 Bar343 Bar
Operating Weight50700 kg51300 kg
Max Travel Speed5.1 km4.5 km
Swing Speed8.8 RPM8.6 RPM
Cab Height335.3 cm368.8 cm
AspirationTurbocharged air to air intercooledTurbocharged
Cooling systemAir cooled—
Max Torque1540.1 Nm—
Cooling Capacity40.1 l66.2 l
Fuel Capacity620.1 l720.4 l
Swing Drive Capacity4.2 l10.2 l
Engine Oil Capacity44.3 l30.3 l
Operating VoltageOperating Voltage 24 VOperating Voltage 24 V
Ground Pressure86.2 kPa90.3 kPa
Number of Carrier Rollers per Side3—
Number of Track Rollers per Side9—
Number of Shoes per Side53—
Displacement10962.9 cc10300.9 cc
Shoe Size60.2 cm60.2 cm
Max Cutting Height1280.2 cm1649.0 cm
Track Gauge274.3 cm374.9 cm
Removal Counterweight Clearance146.3 cm149.4 cm
Torque Power1300 RPM—
Max Digging Reach—823.0 cm
Overall Length—1627.6 cm
Alternator—70 A
Drawbar Pull—33.753 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