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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.

FeatureHitachi ZX450HExcavatorKomatsu PC450LC-6Excavator
Excavator TypeLarge ExcavatorLarge Excavator
Weight43800 kg43760 kg
Horsepower234 kW228 kW
Digging Depth594 cm668 cm
Max Digging Depth594 cm668 cm
Max Loading Height719.3 cm719.3 cm
Max Reach Along Ground1024.1 cm1082.0 cm
Max Vertical Wall Digging Depth420.6 cm521.2 cm
Overall Length1185.7 cm1200.9 cm
Track Length4846.3 cm5212.1 cm
Length of Track on Ground405.4 cm435.9 cm
Reference Bucket Capacity1.9 m22.1 m2
Max Bucket Capacity2.7 m2—
Min Bucket Capacity1.2 m2—
Ground Clearance51.8 cm57.9 cm
Tail Swing Radius350.5 cm365.8 cm
Overall Width335.3 cm359.7 cm
Engine MakeIsuzuKomatsu
Engine ModelAA-6WG1TQASA6D125E-2
Net Power234 kW228 kW
Gross Power242.6 kW241 kw
Rated Power1800 RPM1950 RPM
Hydraulic Pump Flow Capacity360 LPM651 LPM
Hydraulic System Capacity510.3 l270.3 l
Relief Valve Pressure343 Bar—
Operating Weight43800 kg43760 kg
Max Travel Speed5.6 km5.5 km
Swing Speed9 RPM9.1 RPM
Cab Height326.1 cm329.2 cm
AspirationTurbochargedTurbocharged
Max Torque1275.0 Nm—
Cooling Capacity61.3 l47.3 l
Fuel Capacity650.3 l605.3 l
Swing Drive Capacity6.8 l21.6 l
Engine Oil Capacity55.3 l32.2 l
Operating VoltageOperating Voltage 12 VOperating Voltage 24 V
Ground Pressure81.4 kPa76.5 kPa
Number of Carrier Rollers per Side22
Number of Track Rollers per Side88
Number of Shoes per Side4749
Displacement15682.4 cc11041.6 cc
Shoe Size60.2 cm60.2 cm
Max Cutting Height1054.6 cm1045.5 cm
Track Gauge274.3 cm289.6 cm
Removal Counterweight Clearance125.0 cm134.1 cm
Torque Power1500 RPM—
Alternator—50 A
Drawbar Pull—34.000 kg
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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MODEL COMPARISONS

Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051