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

FeatureKomatsu PC350-7ExcavatorHyundai ROBEX 320LC-7Excavator
Excavator TypeMid-Size ExcavatorMid-Size Excavator
Weight32300 kg33203 kg
Horsepower180 kW173 kW
Digging Depth741 cm637 cm
Max Digging Depth741 cm637 cm
Max Loading Height713.2 cm707.1 cm
Max Reach Along Ground1094.2 cm1011.9 cm
Max Vertical Wall Digging Depth649.2 cm600.5 cm
Track Length4450.1 cm4846.3 cm
Length of Track on Ground371.9 cm405.4 cm
Max Bucket Capacity1.5 m22.1 m2
Ground Clearance51.8 cm51.8 cm
Tail Swing Radius347.5 cm335.3 cm
Overall Width320.0 cm329.2 cm
Engine MakeKomatsuCummins
Engine ModelSAA6D114EC8.3-C
Net Power180 kW173 kW
Gross Power188.1 kW193 kw
Rated Power1900 RPM1750 RPM
Hydraulic Pump Flow Capacity534 LPM519 LPM
Operating Weight32300 kg33203 kg
Max Travel Speed5.6 km5.5 km
Swing Speed9.5 RPM9.1 RPM
Cab Height313.9 cm310.9 cm
AspirationTurbochargedTurbocharged
Cooling Capacity32.2 l45.0 l
Fuel Capacity605.3 l480.4 l
Swing Drive Capacity13.6 l11.4 l
Engine Oil Capacity35.2 l25.7 l
Ground Pressure66.2 kPa61.4 kPa
Number of Carrier Rollers per Side22
Number of Track Rollers per Side79
Number of Shoes per Side4548
Displacement8270.6 cc8291.9 cc
Shoe Size60.2 cm60.2 cm
Max Cutting Height1021.1 cm1024.1 cm
Removal Counterweight Clearance118.9 cm121.9 cm
Drawbar Pull26.921 kg28.500 kg
Max Digging Reach—731.5 cm
Overall Length—1124.7 cm
Reference Bucket Capacity—1.5 m2
Min Bucket Capacity—0.9 m2
Hydraulic System Capacity—320.2 l
Relief Valve Pressure—323 Bar
Max Torque—1218.9 Nm
Operating Voltage—Operating Voltage 24 V
Alternator—50 A
Track Gauge—268.2 cm
Torque Power—1300 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