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- Caterpillar 770 vs. Komatsu HD785-7
Caterpillar 770 vs. Komatsu HD785-7
7 reasons to buy Caterpillar 770:
Weight
| Unloaded front weight distribution | 48 % and 47 % | 2 % more or 1 % |
| Loaded front weight distribution | 34 % and 31.5 % | 7 % more or 2.5 % |
Operation
| Differential/final drive fluid volume | 159 l. and 137 l. | 14 % more or 22 l. |
| Brake / lift system fluid volume | 277 l. and 36 l. | 87 % more or 241 l. |
Gear box
| Maximum speed | 74.8 km/h and 65 km/h | 13 % more or 9.8 km/h |
Dump
| Lifting time | 9.5 sec and 13 sec | 27 % less or 3.5 sec |
| Lowering time | 12.5 sec and 14 sec | 11 % less or 1.5 sec |
15 reasons to buy Komatsu HD785-7:
Weight
| Unloaded rear weight distribution | 53 % and 52 % | 2 % more or 1 % |
| Loaded rear weight distribution | 68.5 % and 66 % | 4 % more or 2.5 % |
Sizes
| Unloading ground clearance | 985 mm and 498 mm | 49 % more or 487 mm |
Operation
| Fuel Capacity | 1308 l. and 530 l. | 59 % more or 778 l. |
| Engine oil volume | 129 l. and 15 l. | 88 % more or 114 l. |
| Hydraulic system fluid volume | 175 l. and 95 l. | 46 % more or 80 l. |
Motor
| Power measured at | 1900 rev / min and 1800 rev / min | 5 % more or 100 rev |
| Maximum torque | 5080.3 Nm and 2319.8 Nm | 54 % more or 2760.5 Nm |
| Displacement | 30.5 l. and 15.2 l. | 50 % more or 15.3 l. |
| Cylinders number | 12 and 6 | 50 % more or 6 |
| Full power | 894.8 kW and 381 kW | 57 % more or 513.8 kW |
| Effective power | 878.4 kW and 355 kW | 60 % more or 523.4 kW |
Gear box
| Reverse gears number | 2 and 1 | 50 % more or 1 |
Dump
| Brimmed lifting capacity | 40 m3 and 17.1 m3 | 57 % more or 22.9 m3 |
| Lifting capacity with top | 60 m3 and 25.1 m3 | 58 % more or 34.9 m3 |
Neutral reasons:
Weight
| Laden weight | 71214 kg and 366000 kg |
| Weight without load | 34242 kg and 72000 kg |
Sizes
| Unloading height | 8280 mm and 10080 mm |
| Wheelbase | 3960 mm and 4950 mm |
| Dimensional length | 8172 mm and 10290 mm |
| Overall width | 4751 mm and 5530 mm |
| Headroom | 3120 mm and 5050 mm |
Operation
| Tyre size | 18.00R33(E4) and 27.00R49 |
Motor
| Manufacturer | Caterpillar and Komatsu |
| Aspiration | turbocharging and turbocharging |
| Model | C15 ACERT and SAA12V140E-3 |
Gear box
| Transmission type | powershift and planetary gear |
| Forward gears number | 7 and 7 |
Dump
| Nominal payload | 36287.4 kg and 91000 kg |
| Discharge angle | 47.5 degrees and 48 degrees |
Images
Sizes
| 1. Dimensional length | 8172 mm | 1. Dimensional length | 10290 mm |
| 2. Overall width | 4751 mm | 2. Overall width | 5530 mm |
| 3. Headroom | 3120 mm | 3. Headroom | 5050 mm |
| 4. Wheelbase | 3960 mm | 4. Wheelbase | 4950 mm |
| 6. Unloading height | 8280 mm | 6. Unloading height | 10080 mm |
| 7. Unloading ground clearance | 498 mm | 7. Unloading ground clearance | 985 mm |
Dump
| 8. Discharge angle | 47.5 degrees | 8. Discharge angle | 48 degrees |