SPECS / COMPARISON
Doosan DX420LC vs Komatsu PC400-6
A detailed comparison of the Doosan DX420LC and the Komatsu PC400-6. Click a model name to view its full specifications.
Horsepower
Doosan DX420LC218 kW (293 HP)
Komatsu PC400-6227 kW (305 HP)
Weight
Doosan DX420LC40900 kg (90170 lbs)
Komatsu PC400-641400 kg (91271 lbs)
Operating Weight
Doosan DX420LC40900 kg (90170 lbs)
Komatsu PC400-641400 kg (91271 lbs)
| Specification | Doosan DX420LC Large Excavators | Komatsu PC400-6 Large Excavators |
|---|---|---|
| Excavator Type | Large Excavator | Large Excavator |
| Weight | 40900 kg (90170 lbs) | 41400 kg (91271 lbs) |
| Horsepower | 218 kW (293 HP) | 227 kW (305 HP) |
| Digging Depth | 710 cm (280 in.) | 680 cm (268 in.) |
| Max Digging Depth | 710 cm (280 in.) | 680 cm (268 in.) |
| Max Loading Height | 746.8 cm (294.0 in.) | 707.1 cm (278.4 in.) |
| Max Reach Along Ground | 1066.8 cm (420.0 in.) | 1085.1 cm (427.2 in.) |
| Max Vertical Wall Digging Depth | 365.8 cm (144.0 in.) | 536.4 cm (211.2 in.) |
| Overall Length | 1179.6 cm (464.4 in.) | 1191.8 cm (469.2 in.) |
| Track Length | 5120.6 cm (2016.0 in.) | 4815.8 cm (1896.0 in.) |
| Length of Track on Ground | 426.7 cm (168.0 in.) | 402.3 cm (158.4 in.) |
| Reference Bucket Capacity | 1.9 m2 (2.5 cu yds) | 1.8 m2 (2.4 cu yds) |
| Max Bucket Capacity | 2.2 m2 (2.9 cu yds) | 2.2 m2 (2.9 cu yds) |
| Min Bucket Capacity | 1.5 m2 (1.9 cu yds) | 1.4 m2 (1.8 cu yds) |
| Ground Clearance | 54.9 cm (21.6 in.) | 57.9 cm (22.8 in.) |
| Tail Swing Radius | 368.8 cm (145.2 in.) | 350.5 cm (138.0 in.) |
| Overall Width | 335.3 cm (132.0 in.) | 335.3 cm (132.0 in.) |
| Engine Make | Scania | Komatsu |
| Engine Model | DV11 | SA6D125E |
| Net Power | 218 kW (293 HP) | 227 kW (305 HP) |
| Gross Power | 226.9 kW (304.3 HP) | 235.9 kW (316.3 HP) |
| Rated Power | 1800 RPM | 2050 RPM |
| Hydraulic Pump Flow Capacity | 628 LPM (166.5 GPM) | 651 LPM (172.3 GPM) |
| Hydraulic System Capacity | 420.2 l (111.0 gal) | 270.3 l (71.4 gal) |
| Relief Valve Pressure | 314 Bar (4555 psi) | 348 Bar (5050 psi) |
| Operating Weight | 40900 kg (90170 lbs) | 41400 kg (91271 lbs) |
| Max Travel Speed | 5.3 km (3.3 mph) | 5.6 km (3.5 mph) |
| Swing Speed | 9.2 RPM | 9.3 RPM |
| Cab Height | 317.0 cm (124.8 in.) | 329.2 cm (129.6 in.) |
| Max Torque | 1373.0 Nm (1012.7 ft-lbs) | — |
| Cooling Capacity | 40.1 l (10.6 gal) | — |
| Fuel Capacity | 550.0 l (145.3 gal) | 605.3 l (159.9 gal) |
| Swing Drive Capacity | 6.1 l (1.6 gal) | — |
| Engine Oil Capacity | 44.3 l (11.7 gal) | — |
| Operating Voltage | Operating Voltage 24 V | — |
| Ground Pressure | 72.4 kPa (10.5 psi) | 77.2 kPa (11.2 psi) |
| Number of Carrier Rollers per Side | 2 | — |
| Number of Track Rollers per Side | 9 | — |
| Number of Shoes per Side | 50 | — |
| Displacement | 10962.9 cc (669 cu. in.) | 11041.6 cc (674 cu. in.) |
| Shoe Size | 60.2 cm (23.7 in.) | 60.2 cm (23.7 in.) |
| Max Cutting Height | 1057.7 cm (416.4 in.) | 1030.2 cm (405.6 in.) |
| Alternator | 50 A | — |
| Removal Counterweight Clearance | 128.0 cm (50.4 in.) | 134.1 cm (52.8 in.) |
| Torque Power | 1300 RPM | — |
| Track Gauge | — | 274.3 cm (108.0 in.) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.