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

FeatureCaterpillar 321C LCRExcavatorKomatsu PC228USLC-3E0Excavator
Excavator TypeMid-Size ExcavatorMid-Size Excavator
Weight22750 kg22630 kg
Horsepower103 kW110 kW
Digging Depth664 cm664 cm
Max Digging Depth664 cm664 cm
Max Loading Height798.6 cm—
Max Reach Along Ground969.3 cm—
Max Vertical Wall Digging Depth594.4 cm600.5 cm
Overall Length883.9 cm—
Track Length10607.0 cm4389.1 cm
Length of Track on Ground883.9 cm365.8 cm
Ground Clearance48.8 cm45.7 cm
Tail Swing Radius167.6 cm170.7 cm
Overall Width320.0 cm310.9 cm
Engine MakeCaterpillarKomatsu
Engine Model3066 T ATAACSAA6D107E-1
Net Power103 kW110 kW
Gross Power110 kw116 kw
Rated Power1800 RPM2000 RPM
Hydraulic Pump Flow Capacity204 LPM428 LPM
Hydraulic System Capacity260.1 l—
Operating Weight22750 kg22630 kg
Max Travel Speed5.6 km5.6 km
Swing Speed10.6 RPM11 RPM
Cab Height320.0 cm304.8 cm
Cooling Capacity32.2 l—
Fuel Capacity330.1 l—
Swing Drive Capacity8.3 l—
Engine Oil Capacity30.3 l—
Stroke13.2 cm12.4 cm
Bore10.4 cm10.9 cm
Displacement6400.8 cc6690.8 cc
Shoe Size80.0 cm60.2 cm
Max Cutting Height1094.2 cm—
Track Gauge240.8 cm240.8 cm
Drawbar Pull19.986 kg20.598 kg
Max Digging Reach—987.6 cm
Min swing radius—2773.7 cm
Aspiration—Turbocharged
Ground Pressure—47.6 kPa
Max Dumping Height—783.3 cm
Max Digging Height—1072.9 cm
Bucket Digging Force(SAE)—14.072 kg
Bucket Digging Force(ISO)—15.194 kg
Arm Crowd Force(ISO)—11.013 kg
Arm Crowd Force—10.299 kg
Number of Carrier Rollers per Side—2
Number of Track Rollers per Side—9
Number of Shoes per Side—49
Removal Counterweight Clearance—106.7 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