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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.

FeatureLiebherr R974BExcavatorHyundai ROBEX 800LC-7AExcavator
Excavator TypeLarge ExcavatorLarge Excavator
Weight85200 kg82320 kg
Horsepower365 kW365 kW
Digging Depth1311 cm725 cm
Max Digging Depth1311 cm725 cm
Max Reach Along Ground210.3 cm1197.9 cm
Max Digging Reach1310.6 cm—
Overall Length1655.1 cm1310.6 cm
Track Length6248.4 cm6065.5 cm
Length of Track on Ground521.2 cm506.0 cm
Ground Clearance67.1 cm88.4 cm
Tail Swing Radius445.0 cm432.8 cm
Overall Width435.9 cm442.0 cm
Undercarriage Width362.7 cm—
Engine MakeKubotaCummins
Engine ModelD9408 TI-EQSX15
Net Power365 kW365 kW
Gross Power373.8 kW380 kw
Rated Power1800 RPM1800 RPM
Hydraulic Pump Flow Capacity496 LPM1.007 LPM
Hydraulic System Capacity1200.4 l800.2 l
Relief Valve Pressure340 Bar343 Bar
Operating Weight85200 kg82320 kg
Max Travel Speed2.9 km4.0 km
Swing Speed5.5 RPM6.3 RPM
Cab Height365.8 cm359.7 cm
Wheelbase521.2 cm—
AspirationTurbochargedTurbocharged
Swing Torque260.0 Nm—
Fuel Capacity1280.2 l940.3 l
Operating VoltageOperating Voltage 24 VOperating Voltage 24 V
Ground Pressure124.1 kPa105.5 kPa
Number of Carrier Rollers per Side23
Number of Track Rollers per Side99
Number of Shoes per Side251
Displacement17201.5 cc14994.2 cc
Shoe Size60.2 cm70.1 cm
No of Cylinders8—
Alternator80 A100 A
Hydraulic Pump TypePump Type Variable flow swash plate—
Track Gauge362.7 cm350.5 cm
Removal Counterweight Clearance149.4 cm158.5 cm
Drawbar Pull72.400 kg—
Max Loading Height—752.9 cm
Max Vertical Wall Digging Depth—570.0 cm
Reference Bucket Capacity—4.6 m2
Max Bucket Capacity—5.1 m2
Min Bucket Capacity—3.4 m2
Max Torque—2364.6 Nm
Cooling Capacity—59.1 l
Swing Drive Capacity—6.1 l
Engine Oil Capacity—43.5 l
Max Cutting Height—1176.5 cm
Torque Power—1400 RPM
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