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

FeatureCaterpillar 304D CRExcavatorCaterpillar 304E2 CRExcavator
Excavator TypeMini ExcavatorMini Excavator
Weight3856 kg4081 kg
Horsepower29 kW30 kW
Digging Depth344 cm314 cm
Max Digging Depth344 cm314 cm
Max Reach Along Ground548.6 cm521.2 cm
Overall Width195.1 cm—
Engine MakeMitsubishiCaterpillar
Engine ModelS3Q2-TC2.4
Net Power29 kW30 kW
Gross Power31 kw32.1 kW
Operating Weight3856 kg4081 kg
Max Travel Speed4.7 km5.1 km
Swing SpeedMachine 9 RPMMachine 10 RPM
Blade Height30 cm30 cm
Blade Lift Height38 cm38 cm
Stroke10.4 cm10.2 cm
Bore8.9 cm8.6 cm
Boom Swing(Left)55 °—
Boom Swing(Right)50 °—
Displacement1900.9 cc2392.5 cc
Emission—Tier 4 Final, Stage 3B
Gradeability—30 °
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