SPECS / COMPARISON
Komatsu PC400-6 vs Hitachi EX400-5
A detailed comparison of the Komatsu PC400-6 and the Hitachi EX400-5. Click a model name to view its full specifications.
Horsepower
Komatsu PC400-6227 kW (305 HP)
Hitachi EX400-5224 kW (301 HP)
Weight
Komatsu PC400-641400 kg (91271 lbs)
Hitachi EX400-541912 kg (92400 lbs)
Operating Weight
Komatsu PC400-641400 kg (91271 lbs)
Hitachi EX400-541912 kg (92400 lbs)
| Specification | Komatsu PC400-6 Large Excavators | Hitachi EX400-5 Large Excavators |
|---|---|---|
| Excavator Type | Large Excavator | Large Excavator |
| Weight | 41400 kg (91271 lbs) | 41912 kg (92400 lbs) |
| Horsepower | 227 kW (305 HP) | 224 kW (301 HP) |
| Digging Depth | 680 cm (268 in.) | 741 cm (292 in.) |
| Max Digging Depth | 680 cm (268 in.) | 741 cm (292 in.) |
| Max Loading Height | 707.1 cm (278.4 in.) | 691.9 cm (272.4 in.) |
| Max Reach Along Ground | 1085.1 cm (427.2 in.) | 1118.6 cm (440.4 in.) |
| Max Vertical Wall Digging Depth | 536.4 cm (211.2 in.) | 548.6 cm (216.0 in.) |
| Overall Length | 1191.8 cm (469.2 in.) | 1182.6 cm (465.6 in.) |
| Track Length | 4815.8 cm (1896.0 in.) | 4846.3 cm (1908.0 in.) |
| Length of Track on Ground | 402.3 cm (158.4 in.) | 405.4 cm (159.6 in.) |
| Reference Bucket Capacity | 1.8 m2 (2.4 cu yds) | 1.8 m2 (2.4 cu yds) |
| Max Bucket Capacity | 2.2 m2 (2.9 cu yds) | 2.3 m2 (3.0 cu yds) |
| Min Bucket Capacity | 1.4 m2 (1.8 cu yds) | 1.4 m2 (1.8 cu yds) |
| Ground Clearance | 57.9 cm (22.8 in.) | 51.8 cm (20.4 in.) |
| Tail Swing Radius | 350.5 cm (138.0 in.) | 347.5 cm (136.8 in.) |
| Overall Width | 335.3 cm (132.0 in.) | 335.3 cm (132.0 in.) |
| Engine Make | Komatsu | Isuzu |
| Engine Model | SA6D125E | A-6RB1TQA |
| Net Power | 227 kW (305 HP) | 224 kW (301 HP) |
| Gross Power | 235.9 kW (316.3 HP) | 232.9 kW (312.3 HP) |
| Rated Power | 2050 RPM | 2000 RPM |
| Hydraulic Pump Flow Capacity | 651 LPM (172.3 GPM) | 719 LPM (190.3 GPM) |
| Hydraulic System Capacity | 270.3 l (71.4 gal) | 520.1 l (137.4 gal) |
| Relief Valve Pressure | 348 Bar (5050 psi) | 343 Bar (4980 psi) |
| Operating Weight | 41400 kg (91271 lbs) | 41912 kg (92400 lbs) |
| Max Travel Speed | 5.6 km (3.5 mph) | 5.6 km (3.5 mph) |
| Swing Speed | 9.3 RPM | 9 RPM |
| Cab Height | 329.2 cm (129.6 in.) | 317.0 cm (124.8 in.) |
| Fuel Capacity | 605.3 l (159.9 gal) | 605.3 l (159.9 gal) |
| Ground Pressure | 77.2 kPa (11.2 psi) | 77.2 kPa (11.2 psi) |
| Displacement | 11041.6 cc (674 cu. in.) | 13732.4 cc (838 cu. in.) |
| Shoe Size | 60.2 cm (23.7 in.) | 60.2 cm (23.7 in.) |
| Max Cutting Height | 1030.2 cm (405.6 in.) | 1018.0 cm (400.8 in.) |
| Track Gauge | 274.3 cm (108.0 in.) | 274.3 cm (108.0 in.) |
| Removal Counterweight Clearance | 134.1 cm (52.8 in.) | 125.0 cm (49.2 in.) |
| Aspiration | — | Turbocharged |
| Max Torque | — | 1230.1 Nm (907.3 ft-lbs) |
| Cooling Capacity | — | 45.0 l (11.9 gal) |
| Swing Drive Capacity | — | 8.3 l (2.2 gal) |
| Engine Oil Capacity | — | 50.3 l (13.3 gal) |
| Number of Carrier Rollers per Side | — | 2 |
| Number of Track Rollers per Side | — | 8 |
| Number of Shoes per Side | — | 47 |
| Alternator | — | 40 A |
| Torque Power | — | 1400 RPM |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.