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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.

FeatureKato HD307ExcavatorKato HD250VIIExcavator
Excavator TypeMini ExcavatorMini Excavator
Weight6400 kg6300 kg
Horsepower42 kW40 kW
Digging Depth424 cm415 cm
Max Digging Depth424 cm415 cm
Max Loading Height530.4 cm448.1 cm
Max Reach Along Ground630.9 cm—
Max Vertical Wall Digging Depth374.9 cm356.6 cm
Overall Length609.6 cm606.6 cm
Reference Bucket Capacity0.3 m20.3 m2
Max Bucket Capacity0.4 m20.4 m2
Min Bucket Capacity0.2 m20.2 m2
Ground Clearance36.6 cm36.6 cm
Tail Swing Radius176.8 cm176.8 cm
Overall Width231.6 cm216.4 cm
Engine MakeMitsubishiMitsubishi
Engine ModelA-4JB1C S4F
Net Power42 kW40 kW
Gross Power45.7 kW44.2 kW
Rated Power2200 RPM2200 RPM
Hydraulic Pump Flow Capacity163 LPM—
Hydraulic System Capacity105.2 l—
Relief Valve Pressure274 Bar274 Bar
Operating Weight6400 kg6300 kg
Max Travel Speed5.6 km5.6 km
Swing Speed13 RPM16 RPM
Cab Height256.0 cm256.0 cm
Max Torque188.1 Nm—
Cooling Capacity9.8 l—
Fuel Capacity140.1 l140.1 l
Swing Drive Capacity1.5 l—
Engine Oil Capacity8.3 l—
Operating VoltageOperating Voltage 24 V—
Ground Pressure31.0 kPa29.6 kPa
Number of Carrier Rollers per Side1—
Number of Track Rollers per Side5—
Number of Shoes per Side43—
Displacement2771.1 cc2956.2 cc
Shoe Size45.2 cm45.2 cm
No of Cylinders46
Max Cutting Height740.7 cm655.3 cm
Alternator20 A—
Track Gauge185.9 cm170.7 cm
Removal Counterweight Clearance73.2 cm73.2 cm
Torque Power1800 RPM—
Aspiration—Turbocharged
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