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- Komatsu HD405-6 vs. Caterpillar 777D
Komatsu HD405-6 vs. Caterpillar 777D
4 reasons to buy Komatsu HD405-6:
Weight
Loaded rear weight distribution | 68 % and 66.7 % | 2 % more or 1.3 % |
Unloaded front weight distribution | 48 % and 45.4 % | 5 % more or 2.6 % |
Gear box
Maximum speed | 70 km/h and 60.4 km/h | 14 % more or 9.6 km/h |
Dump
Lifting time | 10 sec and 15 sec | 33 % less or 5 sec |
13 reasons to buy Caterpillar 777D:
Weight
Loaded front weight distribution | 33.3 % and 32 % | 4 % more or 1.3 % |
Unloaded rear weight distribution | 54.6 % and 52 % | 5 % more or 2.6 % |
Sizes
Unloading ground clearance | 872 mm and 630 mm | 28 % more or 242 mm |
Operation
Fuel Capacity | 1137 l. and 500 l. | 56 % more or 637 l. |
Cooling system fluid volume | 325 l. and 89 l. | 73 % more or 236 l. |
Engine oil volume | 124 l. and 52 l. | 58 % more or 72 l. |
Differential/final drive fluid volume | 329 l. and 58 l. | 82 % more or 271 l. |
Hydraulic system fluid volume | 138 l. and 129 l. | 7 % more or 9 l. |
Motor
Effective power | 699.5 kW and 363.9 kW | 48 % more or 335.6 kW |
Displacement | 34.5 l. and 15.2 l. | 56 % more or 19.3 l. |
Full power | 745.7 kW and 378.8 kW | 49 % more or 366.9 kW |
Dump
Brimmed lifting capacity | 42 m3 and 20 m3 | 52 % more or 22 m3 |
Lifting capacity with top | 60.5 m3 and 27.3 m3 | 55 % more or 33.2 m3 |
Neutral reasons:
Weight
Weight without load | 34080 kg and 70306.8 kg |
Laden weight | 74155 kg and 161030 kg |
Sizes
Unloading height | 7885 mm and 9970 mm |
Dimensional length | 8700 mm and 9780 mm |
Overall width | 4525 mm and 6100 mm |
Headroom | 4220 mm and 5000 mm |
Wheelbase | 3750 mm and 4570 mm |
Motor
Manufacturer | Komatsu and Caterpillar |
Model | SAA6D140E-3 and 3508A |
Gear box
Transmission type | automatic planetary gear and automatic transmission system with power gear shifting |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 90718.5 kg |
Images
Sizes
1. Dimensional length | 8700 mm | 1. Dimensional length | 9780 mm |
2. Overall width | 4525 mm | 2. Overall width | 6100 mm |
3. Headroom | 4220 mm | 3. Headroom | 5000 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 4570 mm |
6. Unloading height | 7885 mm | 6. Unloading height | 9970 mm |
7. Unloading ground clearance | 630 mm | 7. Unloading ground clearance | 872 mm |