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- Komatsu HD785-1 vs. Caterpillar 797B
Komatsu HD785-1 vs. Caterpillar 797B
3 reasons to buy Komatsu HD785-1:
Weight
Loaded rear weight distribution | 67.7 % and 66.7 % | 1 % more or 1.0 % |
Unloaded front weight distribution | 48.2 % and 43.5 % | 10 % more or 4.7 % |
Gear box
Maximum speed | 70 km/h and 67.6 km/h | 3 % more or 2.4 km/h |
14 reasons to buy Caterpillar 797B:
Weight
Unloaded rear weight distribution | 56.5 % and 51.8 % | 8 % more or 4.7 % |
Loaded front weight distribution | 33.3 % and 32.3 % | 3 % more or 1.0 % |
Sizes
Clearance | 869 mm and 780 mm | 10 % more or 89 mm |
Unloading ground clearance | 1885 mm and 900 mm | 52 % more or 985 mm |
Operation
Differential/final drive fluid volume | 417 l. and 224 l. | 46 % more or 193 l. |
Fuel Capacity | 6813.7 l. and 1240 l. | 82 % more or 5573.7 l. |
Hydraulic system fluid volume | 996 l. and 460 l. | 54 % more or 536 l. |
Cooling system fluid volume | 1194 l. and 240 l. | 80 % more or 954 l. |
Engine oil volume | 417 l. and 150 l. | 64 % more or 267 l. |
Motor
Effective power | 2513 kW and 654 kW | 74 % more or 1859 kW |
Displacement | 117.1 l. and 37.8 l. | 68 % more or 79.3 l. |
Full power | 2648 kW and 671.1 kW | 75 % more or 1976.9 kW |
Gear box
Forward gears number | 7 and 6 | 14 % more or 1 |
Dump
Lifting capacity with top | 220 m3 and 51.8 m3 | 76 % more or 168.2 m3 |
Neutral reasons:
Weight
Weight without load | 51500 kg and 265000 kg |
Laden weight | 129555 kg and 623690 kg |
Sizes
Dimensional length | 10130 mm and 14530 mm |
Overall width | 5000 mm and 9154 mm |
Headroom | 4870 mm and 7584 mm |
Wheelbase | 4750 mm and 7200 mm |
Unloading height | 9000 mm and 15292 mm |
Operation
Tyre size | 24.00-49-42PR and 59/80R63 Standard Tires |
Motor
Aspiration | turbocharging and turbocharging |
Manufacturer | Cummins and Caterpillar |
Model | KT-2300 and 3524B HD EUI |
Gear box
Transmission type | Komatsu Torqueflow Transmission (with the flow of torque) of planetary type and 7-planetary gear shift with direct injection |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 78000 kg and 360000 kg |
Discharge angle | 64 degrees and 45 degrees |
Images
Sizes
1. Dimensional length | 10130 mm | 1. Dimensional length | 14530 mm |
2. Overall width | 5000 mm | 2. Overall width | 9154 mm |
3. Headroom | 4870 mm | 3. Headroom | 7584 mm |
4. Wheelbase | 4750 mm | 4. Wheelbase | 7200 mm |
5. Clearance | 780 mm | 5. Clearance | 869 mm |
6. Unloading height | 9000 mm | 6. Unloading height | 15292 mm |
7. Unloading ground clearance | 900 mm | 7. Unloading ground clearance | 1885 mm |
Dump
8. Discharge angle | 64 degrees | 8. Discharge angle | 45 degrees |