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

FeatureCaterpillar 304E2 CRExcavatorKubota KX040-4TAExcavator
Excavator TypeMini ExcavatorMini Excavator
Weight4081 kg4090 kg
Horsepower30 kW28 kW
Digging Depth314 cm344 cm
Max Digging Depth314 cm344 cm
Max Reach Along Ground521.2 cm—
Engine MakeCaterpillarKubota
Engine ModelC2.4D1803-CR-TE4
EmissionTier 4 Final, Stage 3B—
Net Power30 kW28 kW
Gross Power32.1 kW30 kw
Operating Weight4081 kg4090 kg
Max Travel Speed5.1 km5.0 km
Swing SpeedMachine 10 RPM9.2 RPM
Blade Height30 cm33 cm
Blade Lift Height38 cm—
Stroke10.2 cm—
Bore8.6 cm—
Displacement2392.5 cc1825.5 cc
Gradeability30 °—
Max Vertical Wall Digging Depth—225.6 cm
Track Length—6096.0 cm
Length of Track on Ground—509.0 cm
Ground Clearance—33.5 cm
Tail Swing Radius—131.1 cm
Rated Power—2200 RPM
Hydraulic Pump Flow Capacity—23 LPM
Hydraulic System Capacity—65.1 l
Cab Height—249.9 cm
Aspiration—Turbocharged
Fuel Capacity—64.4 l
Ground Pressure—31.0 kPa
Max Dumping Height—390.1 cm
Max Digging Height—536.4 cm
No of Cylinders—3
Max Digging Radius—541.0 cm
Max Drop below ground—42.7 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