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

FeatureKomatsu PC450LC-6 MIGHTYExcavatorHitachi EX450H-5Excavator
Excavator TypeLarge ExcavatorLarge Excavator
Weight43500 kg43091 kg
Horsepower227 kW224 kW
Digging Depth777 cm789 cm
Max Digging Depth777 cm789 cm
Max Loading Height759.0 cm755.9 cm
Max Reach Along Ground1182.6 cm1188.7 cm
Max Vertical Wall Digging Depth685.8 cm679.7 cm
Overall Length1194.8 cm1182.6 cm
Track Length5212.1 cm4846.3 cm
Length of Track on Ground435.9 cm405.4 cm
Reference Bucket Capacity1.8 m21.8 m2
Max Bucket Capacity2.1 m22.3 m2
Min Bucket Capacity1.8 m21.4 m2
Ground Clearance57.9 cm51.8 cm
Tail Swing Radius350.5 cm347.5 cm
Overall Width335.3 cm335.3 cm
Engine MakeKomatsuIsuzu
Engine ModelSA6D125EA-6RB1TQA
Net Power227 kW224 kW
Gross Power235.9 kW232.9 kW
Rated Power2050 RPM2000 RPM
Hydraulic Pump Flow Capacity651 LPM719 LPM
Hydraulic System Capacity270.3 l520.1 l
Relief Valve Pressure348 Bar343 Bar
Operating Weight43500 kg43091 kg
Max Travel Speed5.6 km5.6 km
Swing Speed9.3 RPM9 RPM
Cab Height329.2 cm332.2 cm
Fuel Capacity605.3 l605.3 l
Ground Pressure76.5 kPa80.7 kPa
Displacement11041.6 cc13732.4 cc
Shoe Size60.2 cm60.2 cm
Max Cutting Height1094.2 cm1097.3 cm
Track Gauge274.3 cm274.3 cm
Removal Counterweight Clearance134.1 cm125.0 cm
Aspiration—Turbocharged
Max Torque—1230.1 Nm
Cooling Capacity—45.0 l
Swing Drive Capacity—16.7 l
Engine Oil Capacity—50.3 l
Number of Carrier Rollers per Side—2
Number of Track Rollers per Side—8
Number of Shoes per Side—47
Alternator—40 A
Torque Power—1400 RPM
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