SPECS / COMPARISON

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

Feature	Kobelco SK30SR-6EExcavator	Caterpillar 303E CRExcavator
Excavator Type	Mini Excavator	Mini Excavator
Weight	3320 kg	3530 kg
Horsepower	17 kW	17 kW
Digging Depth	283 cm	274 cm
Max Digging Depth	283 cm	274 cm
Max Loading Height	344.4 cm	—
Max Reach Along Ground	506.0 cm	481.6 cm
Max Vertical Wall Digging Depth	240.8 cm	—
Overall Length	475.5 cm	—
Track Length	5699.8 cm	—
Length of Track on Ground	475.5 cm	—
Reference Bucket Capacity	0.2 m2	—
Tail Swing Radius	82.3 cm	—
Overall Width	155.4 cm	—
Engine Make	Yanmar	Caterpillar
Engine Model	3 TNV88F-E	C13
Net Power	17 kW	17 kW
Gross Power	18.7 kW	18 kw
Rated Power	2400 RPM	—
Operating Weight	3320 kg	3530 kg
Max Travel Speed	4.3 km	4.5 km
Swing Speed	8.4 RPM	Machine 9 RPM
Cab Height	253.0 cm	—
Max Torque	81.8 Nm	—
Fuel Capacity	42.0 l	—
Ground Pressure	29.0 kPa	—
Number of Track Rollers per Side	4	—
Displacement	1638.7 cc	1261.8 cc
Shoe Size	30.0 cm	—
No of Cylinders	3	—
Max Cutting Height	484.6 cm	—
Hydraulic Pump Type	Pump Type Two variable displacement pumps + one gear pump	—
Torque Power	1440 RPM	—
Blade Height	—	33 cm
Blade Lift Height	—	41 cm
Stroke	—	8.9 cm
Bore	—	7.9 cm
Boom Swing(Left)	—	80 °
Source	heavyequipments.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