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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.

FeatureKomatsu PC30-1ExcavatorKubota KX91-3Excavator
Excavator TypeMini ExcavatorMini Excavator
Weight3198 kg3225 kg
Horsepower19 kW21 kW
Digging Depth308 cm320 cm
Max Digging Depth308 cm320 cm
Max Loading Height265.2 cm353.6 cm
Max Reach Along Ground487.7 cm515.1 cm
Max Vertical Wall Digging Depth216.4 cm240.8 cm
Overall Length490.7 cm478.5 cm
Track Length1889.8 cm—
Length of Track on Ground158.5 cm—
Ground Clearance33.5 cm30.5 cm
Tail Swing Radius146.3 cm—
Overall Width158.5 cm155.4 cm
Engine MakeKomatsuKubota
Engine Model3 D84-IBD1503
Net Power19 kW21 kW
Gross Power21.7 kW23.2 kW
Hydraulic Pump Flow Capacity95 LPM102 LPM
Hydraulic System Capacity50.3 l36.0 l
Relief Valve Pressure172 Bar—
Operating Weight3198 kg3225 kg
Max Travel Speed2.3 km4.7 km
Swing Speed13 RPM9.4 RPM
Cab Height234.7 cm—
Fuel Capacity40.1 l45.0 l
Ground Pressure26.2 kPa31.0 kPa
Displacement1412.6 cc1499.4 cc
Shoe Size30.2 cm—
Max Cutting Height396.2 cm496.8 cm
Track Gauge140.2 cm—
Removal Counterweight Clearance57.9 cm—
Rated Power—2300 RPM
Drawbar Pull—3.793 kg
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