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

FeatureCaterpillar 303E CRExcavatorKubota KX033-4GXExcavator
Excavator TypeMini ExcavatorMini Excavator
Weight3530 kg3455 kg
Horsepower17 kW17 kW
Digging Depth274 cm323 cm
Max Digging Depth274 cm323 cm
Max Reach Along Ground481.6 cm—
Engine MakeCaterpillarKubota
Engine ModelC13D1703M-DI-E4
Net Power17 kW17 kW
Gross Power18 kw18 kw
Operating Weight3530 kg3455 kg
Max Travel Speed4.5 km4.7 km
Swing SpeedMachine 9 RPM8.9 RPM
Blade Height33 cm33 cm
Blade Lift Height41 cm—
Stroke8.9 cm—
Bore7.9 cm—
Boom Swing(Left)80 °—
Displacement1261.8 cc1646.9 cc
Max Vertical Wall Digging Depth—225.6 cm
Track Length—5699.8 cm
Length of Track on Ground—475.5 cm
Crawler length—210.3 cm
Ground Clearance—30.5 cm
Rated Power—2200 RPM
Hydraulic Pump Flow Capacity—61 LPM
Hydraulic System Capacity—44.7 l
Fuel Capacity—46.9 l
Ground Pressure—30.3 kPa
Max Dumping Height—353.6 cm
Max Digging Height—499.9 cm
Max Digging Radius—523.2 cm
Max Drop below ground—39.6 cm
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