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- Komatsu HD405-7 vs. Caterpillar 789C
Komatsu HD405-7 vs. Caterpillar 789C
4 reasons to buy Komatsu HD405-7:
Weight
Unloaded front weight distribution | 50.7 % and 47 % | 7 % more or 3.7 % |
Loaded rear weight distribution | 67.2 % and 67 % | 0 % more or 0.2 % |
Gear box
Maximum speed | 70 km/h and 52.6 km/h | 25 % more or 17.4 km/h |
Forward gears number | 7 and 6 | 14 % more or 1 |
13 reasons to buy Caterpillar 789C:
Weight
Unloaded rear weight distribution | 53 % and 49.3 % | 7 % more or 3.7 % |
Loaded front weight distribution | 33 % and 32.8 % | 1 % more or 0.2 % |
Sizes
Unloading ground clearance | 1330 mm and 480 mm | 64 % more or 850 mm |
Operation
Fuel Capacity | 3222 l. and 484 l. | 85 % more or 2738 l. |
Engine oil volume | 76 l. and 50 l. | 34 % more or 26 l. |
Differential/final drive fluid volume | 583 l. and 75 l. | 87 % more or 508 l. |
Hydraulic system fluid volume | 531 l. and 129 l. | 76 % more or 402 l. |
Motor
Displacement | 69 l. and 15.2 l. | 78 % more or 53.8 l. |
Cylinders number | 16 and 6 | 62 % more or 10 |
Full power | 1417 kW and 386 kW | 73 % more or 1031 kW |
Effective power | 1320 kW and 371 kW | 72 % more or 949 kW |
Dump
Brimmed lifting capacity | 92 m3 and 20 m3 | 78 % more or 72 m3 |
Lifting capacity with top | 105 m3 and 27.3 m3 | 74 % more or 77.7 m3 |
Neutral reasons:
Weight
Weight without load | 34400 kg and 135670 kg |
Laden weight | 74480 kg and 317515 kg |
Sizes
Wheelbase | 3750 mm and 5700 mm |
Unloading height | 7925 mm and 11950 mm |
Dimensional length | 8465 mm and 12177 mm |
Overall width | 3657.6 mm and 7674 mm |
Headroom | 4150 mm and 6182 mm |
Motor
Aspiration | turbocharging and turbocharging |
Manufacturer | Komatsu and Caterpillar |
Model | SAA6D140E-5 and 3516B EUI |
Gear box
Transmission type | automatic planetary gear and 6-planetary gear shift with direct injection |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 176901 kg |
Discharge angle | 48 degrees and 49.5 degrees |
Images
Sizes
3. Headroom | 4150 mm | 3. Headroom | 6182 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 5700 mm |
6. Unloading height | 7925 mm | 6. Unloading height | 11950 mm |
7. Unloading ground clearance | 480 mm | 7. Unloading ground clearance | 1330 mm |
1. Dimensional length | 8465 mm | 1. Dimensional length | 12177 mm |
2. Overall width | 3657.6 mm | 2. Overall width | 7674 mm |
Dump
8. Discharge angle | 48 degrees | 8. Discharge angle | 49.5 degrees |