- Home/
- Comparison/
- Mining Dump Truck/
- Komatsu HD320-3 vs. Caterpillar 797B
Komatsu HD320-3 vs. Caterpillar 797B
2 reasons to buy Komatsu HD320-3:
Weight
Unloaded front weight distribution | 48 % and 43.5 % | 9 % more or 4.5 % |
Loaded rear weight distribution | 68 % and 66.7 % | 2 % more or 1.3 % |
14 reasons to buy Caterpillar 797B:
Weight
Unloaded rear weight distribution | 56.5 % and 52 % | 8 % more or 4.5 % |
Loaded front weight distribution | 33.3 % and 32 % | 4 % more or 1.3 % |
Sizes
Clearance | 869 mm and 458 mm | 47 % more or 411 mm |
Unloading ground clearance | 1885 mm and 440 mm | 77 % more or 1445 mm |
Operation
Hydraulic system fluid volume | 996 l. and 110 l. | 89 % more or 886 l. |
Fuel Capacity | 6813.7 l. and 500 l. | 93 % more or 6313.7 l. |
Cooling system fluid volume | 1194 l. and 133 l. | 89 % more or 1061 l. |
Engine oil volume | 417 l. and 25 l. | 94 % more or 392 l. |
Differential/final drive fluid volume | 417 l. and 71 l. | 83 % more or 346 l. |
Motor
Full power | 2648 kW and 302 kW | 89 % more or 2346 kW |
Displacement | 117.1 l. and 14 l. | 88 % more or 103.1 l. |
Gear box
Forward gears number | 7 and 6 | 14 % more or 1 |
Maximum speed | 67.6 km/h and 62 km/h | 8 % more or 5.6 km/h |
Dump
Lifting capacity with top | 220 m3 and 24 m3 | 89 % more or 196 m3 |
Neutral reasons:
Weight
Weight without load | 25750 kg and 265000 kg |
Laden weight | 57750 kg and 623690 kg |
Sizes
Unloading height | 7520 mm and 15292 mm |
Dimensional length | 7650 mm and 14530 mm |
Overall width | 3670 mm and 9154 mm |
Headroom | 3850 mm and 7584 mm |
Wheelbase | 3750 mm and 7200 mm |
Operation
Tyre size | 18.00-25-32 and 59/80R63 Standard Tires |
Motor
Manufacturer | Cummins and Caterpillar |
Model | NTA855 and 3524B HD EUI |
Aspiration | turbocharging and turbocharging |
Gear box
Reverse gears number | 1 and 1 |
Transmission type | Komatsu Torqueflow Transmission (with the flow of torque) of planetary type and 7-planetary gear shift with direct injection |
Dump
Discharge angle | 61 degrees and 45 degrees |
Nominal payload | 29029.9 kg and 360000 kg |
Images
Sizes
1. Dimensional length | 7650 mm | 1. Dimensional length | 14530 mm |
2. Overall width | 3670 mm | 2. Overall width | 9154 mm |
3. Headroom | 3850 mm | 3. Headroom | 7584 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 7200 mm |
5. Clearance | 458 mm | 5. Clearance | 869 mm |
6. Unloading height | 7520 mm | 6. Unloading height | 15292 mm |
7. Unloading ground clearance | 440 mm | 7. Unloading ground clearance | 1885 mm |
Dump
8. Discharge angle | 61 degrees | 8. Discharge angle | 45 degrees |