SPECS / COMPARISON

Compare models

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

Feature	Komatsu PC58UU-3Excavator	Caterpillar 305E CRExcavator
Excavator Type	Mini Excavator	Mini Excavator
Weight	5234 kg	5088 kg
Horsepower	30 kW	30 kW
Digging Depth	290 cm	366 cm
Max Digging Depth	290 cm	366 cm
Max Loading Height	460.2 cm	—
Max Reach Along Ground	399.3 cm	597.4 cm
Max Digging Reach	396.2 cm	—
Max Vertical Wall Digging Depth	350.5 cm	—
Overall Length	634.0 cm	—
Reference Bucket Capacity	0.2 m2	—
Ground Clearance	192.0 cm	—
Tail Swing Radius	42.7 cm	—
Overall Width	42.7 cm	198.1 cm
Engine Make	Komatsu	Caterpillar
Engine Model	4 D88E	C2.4
Net Power	30 kW	30 kW
Gross Power	32.1 kW	31 kw
Hydraulic System Capacity	64.0 l	78.4 l
Operating Weight	5234 kg	5088 kg
Max Travel Speed	4.5 km	4.5 km
Swing Speed	10 RPM	9 RPM
Cab Height	262.1 cm	256.0 cm
Fuel Capacity	79.9 l	63.2 l
Engine Oil Capacity	9.1 l	9.8 l
Operating Voltage	Operating Voltage 12 V	—
Number of Carrier Rollers per Side	1	—
Number of Track Rollers per Side	5	—
Number of Shoes per Side	38	—
Displacement	2189.3 cc	2400.7 cc
No of Cylinders	4	—
Max Cutting Height	487.7 cm	—
Alternator	40 A	—
Removal Counterweight Clearance	246.9 cm	—
Drawbar Pull	4.650 kg	—
Track Length	—	3109.0 cm
Length of Track on Ground	—	259.1 cm
Rated Power	—	2400 RPM
Blade Height	—	36 cm
Blade Lift Height	—	41 cm
Cooling Capacity	—	10.6 l
Ground Pressure	—	28.3 kPa
Stroke	—	10.2 cm
Bore	—	8.6 cm
Boom Swing(Left)	—	60 °
Boom Swing(Right)	—	50 °
Source	heavyequipments.net archive (imported 2026-10)	heavyequipments.net archive (imported 2026-10)

POPULAR COMPARISONS

MODEL COMPARISONS

Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051