SPECS / COMPARISON
Liebherr R974B vs Kobelco SK850LC-9
A detailed comparison of the Liebherr R974B and the Kobelco SK850LC-9. Click a model name to view its full specifications.
Horsepower
Liebherr R974B365 kW (490 HP)
Kobelco SK850LC-9380 kW (510 HP)
Weight
Liebherr R974B85200 kg (187834 lbs)
Kobelco SK850LC-982600 kg (182102 lbs)
Operating Weight
Liebherr R974B85200 kg (187834 lbs)
Kobelco SK850LC-982600 kg (182102 lbs)
| Specification | Liebherr R974B Large Excavators | Kobelco SK850LC-9 Large Excavators |
|---|---|---|
| Excavator Type | Large Excavator | Large Excavator |
| Weight | 85200 kg (187834 lbs) | 82600 kg (182102 lbs) |
| Horsepower | 365 kW (490 HP) | 380 kW (510 HP) |
| Digging Depth | 1311 cm (516 in.) | 832 cm (328 in.) |
| Max Digging Depth | 1311 cm (516 in.) | 832 cm (328 in.) |
| Max Reach Along Ground | 210.3 cm (82.8 in.) | 1319.8 cm (519.6 in.) |
| Max Digging Reach | 1310.6 cm (516.0 in.) | 1350.3 cm (531.6 in.) |
| Overall Length | 1655.1 cm (651.6 in.) | 1.190 cm (472 in) |
| Track Length | 6248.4 cm (2460.0 in.) | — |
| Length of Track on Ground | 521.2 cm (205.2 in.) | — |
| Ground Clearance | 67.1 cm (26.4 in.) | 88.4 cm (34.8 in.) |
| Tail Swing Radius | 445.0 cm (175.2 in.) | 457.2 cm (180.0 in.) |
| Overall Width | 435.9 cm (171.6 in.) | — |
| Undercarriage Width | 362.7 cm (142.8 in.) | — |
| Engine Make | Kubota | — |
| Engine Model | D9408 TI-E | — |
| Net Power | 365 kW (490 HP) | 380 kW (510 HP) |
| Gross Power | 373.8 kW (501.3 HP) | 388.7 kW (521.3 HP) |
| Rated Power | 1800 RPM | 1800 RPM |
| Hydraulic Pump Flow Capacity | 496 LPM (131.1 GPM) | — |
| Hydraulic System Capacity | 1200.4 l (317.1 gal) | 856.3 l (226.2 gal) |
| Relief Valve Pressure | 340 Bar (4932 psi) | 330 Bar (4786 psi) |
| Operating Weight | 85200 kg (187834 lbs) | 82600 kg (182102 lbs) |
| Max Travel Speed | 2.9 km (1.8 mph) | 4.3 km (2.7 mph) |
| Swing Speed | 5.5 RPM | 7.3 RPM |
| Cab Height | 365.8 cm (144.0 in.) | 365.8 cm (144.0 in.) |
| Wheelbase | 521.2 cm (205.2 in.) | — |
| Aspiration | Turbocharged | — |
| Swing Torque | 260.0 Nm (191.8 ft-lbs) | — |
| Fuel Capacity | 1280.2 l (338.2 gal) | 960.4 l (253.7 gal) |
| Operating Voltage | Operating Voltage 24 V | Operating Voltage 24 V |
| Ground Pressure | 124.1 kPa (18.0 psi) | 97.2 kPa (14.1 psi) |
| Number of Carrier Rollers per Side | 2 | — |
| Number of Track Rollers per Side | 9 | — |
| Number of Shoes per Side | 2 | 51 |
| Displacement | 17201.5 cc (1050 cu. in.) | 12913.0 cc (788 cu. in.) |
| Shoe Size | 60.2 cm (23.7 in.) | — |
| No of Cylinders | 8 | — |
| Alternator | 80 A | 60 A |
| Hydraulic Pump Type | Pump Type Variable flow swash plate | Pump Type Three variable displacement pumps and one gear pump |
| Track Gauge | 362.7 cm (142.8 in.) | 359.7 cm (141.6 in.) |
| Removal Counterweight Clearance | 149.4 cm (58.8 in.) | — |
| Drawbar Pull | 72.400 kg (159614.4 lbs) | 64.957 kg (143203.3 lbs) |
| Max Vertical Wall Digging Depth | — | 493.8 cm (194.4 in.) |
| Min swing radius | — | 6888.5 cm (2712.0 in.) |
| Overall Width Upper Structure | — | 368.8 cm (145.2 in.) |
| Cooling system | — | Water Cooled |
| Max Torque | — | 2120.1 Nm (1563.7 ft-lbs) |
| Cooling Capacity | — | 74.2 l (19.6 gal) |
| Engine Oil Capacity | — | 54.1 l (14.3 gal) |
| Bore | — | 13.7 cm (5.4 in) |
| Max Dumping Clearance | — | 844.3 cm (332.4 in.) |
| Min Dumping Clearance | — | 432.8 cm (170.4 in.) |
| Bucket Digging Force | — | 39.259 kg (86551.5 lbs) |
| Bucket Digging Force(SAE) | — | 44.052 kg (97117.5 lbs) |
| Bucket Digging Force(ISO) | — | 41.095 kg (90598 lbs) |
| Arm Crowd Force(ISO) | — | 35.792 kg (78908 lbs) |
| Arm Crowd Force(SAE) | — | 30.592 kg (67442.7 lbs) |
| Arm Crowd Force | — | 34.467 kg (75985.5 lbs) |
| Max Cutting Height | — | 1237.5 cm (487.2 in.) |
| Torque Power | — | 1350 RPM |
| Gradeability | — | 0.7 |
| Battery | — | 2 x 12 V |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.