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

FeatureHitachi ZX330ExcavatorKomatsu PC300HD-7Excavator
Excavator TypeMid-Size ExcavatorMid-Size Excavator
Weight33339 kg35689 kg
Horsepower184 kW180 kW
Digging Depth686 cm732 cm
Max Digging Depth686 cm732 cm
Max Loading Height685.8 cm—
Max Reach Along Ground1039.4 cm1447.8 cm
Max Vertical Wall Digging Depth563.9 cm—
Overall Length1109.5 cm—
Track Length4480.6 cm—
Length of Track on Ground374.9 cm—
Reference Bucket Capacity1.5 m2—
Max Bucket Capacity1.7 m2—
Min Bucket Capacity0.9 m2—
Ground Clearance51.8 cm—
Tail Swing Radius332.2 cm—
Overall Width320.0 cm—
Engine MakeIsuzuKomatsu
Engine ModelAA-6HK1XSAA6D114E-2
Net Power184 kW180 kW
Gross Power192.6 kW188.9 kW
Rated Power2000 RPM1900 RPM
Hydraulic Pump Flow Capacity579 LPM—
Hydraulic System Capacity320.2 l—
Relief Valve Pressure348 Bar—
Operating Weight33339 kg35689 kg
Max Travel Speed5.6 km—
Swing Speed11.8 RPM—
Cab Height313.9 cm—
AspirationTurbocharged with intercooledTurbocharged
Max Torque873.0 Nm—
Cooling Capacity35.2 l—
Fuel Capacity560.2 l—
Swing Drive Capacity16.7 l—
Engine Oil Capacity36.3 l—
Operating VoltageOperating Voltage 24 V—
Ground Pressure63.4 kPa—
Number of Carrier Rollers per Side2—
Number of Track Rollers per Side87
Number of Shoes per Side45—
Displacement7790.4 cc—
Shoe Size60.2 cm80.0 cm
Max Cutting Height987.6 cm—
Alternator50 A—
Track Gauge259.1 cm—
Removal Counterweight Clearance115.8 cm—
Torque Power1700 RPM—
Max Digging Reach—731.5 cm
Transmission Type—Hydrostatic
Number of Forward Gears—2
Hydraulic Pump Type—Pump Type piston
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