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- Caterpillar 773B vs. Komatsu HD325-6
Caterpillar 773B vs. Komatsu HD325-6
12 reasons to buy Caterpillar 773B:
Weight
Unloaded rear weight distribution | 52.7 % and 52 % | 1 % more or 0.7 % |
Loaded front weight distribution | 33.3 % and 32 % | 4 % more or 1.3 % |
Sizes
Unloading ground clearance | 566 mm and 530 mm | 6 % more or 36 mm |
Operation
Differential/final drive fluid volume | 155 l. and 58 l. | 63 % more or 97 l. |
Engine oil volume | 68 l. and 52 l. | 24 % more or 16 l. |
Fuel Capacity | 700 l. and 500 l. | 29 % more or 200 l. |
Cooling system fluid volume | 151 l. and 89 l. | 41 % more or 62 l. |
Motor
Displacement | 27 l. and 15.2 l. | 44 % more or 11.8 l. |
Full power | 509 kW and 378.8 kW | 26 % more or 130.2 kW |
Effective power | 485 kW and 363.9 kW | 25 % more or 121.1 kW |
Dump
Lifting capacity with top | 34.1 m3 and 24 m3 | 30 % more or 10.1 m3 |
Brimmed lifting capacity | 26 m3 and 18 m3 | 31 % more or 8 m3 |
4 reasons to buy Komatsu HD325-6:
Weight
Unloaded front weight distribution | 48 % and 47.3 % | 1 % more or 0.7 % |
Loaded rear weight distribution | 68 % and 66.7 % | 2 % more or 1.3 % |
Gear box
Maximum speed | 69.5 km/h and 57.3 km/h | 18 % more or 12.2 km/h |
Dump
Lifting time | 10 sec and 11.4 sec | 12 % less or 1.4 sec |
Neutral reasons:
Weight
Weight without load | 39396 kg and 31280 kg |
Laden weight | 92534 kg and 67780 kg |
Sizes
Dimensional length | 9270 mm and 8700 mm |
Overall width | 4700 mm and 4525 mm |
Headroom | 4230 mm and 4280 mm |
Wheelbase | 4190 mm and 3750 mm |
Unloading height | 8660 mm and 7885 mm |
Operation
Tyre size | 21.00-35 32PR (E-3) and 18.00R33 |
Motor
Manufacturer | Caterpillar and Komatsu |
Model | 3412 and SAA6D140E-3 |
Aspiration | turbocharging and cooling at the outlet and turbocharging |
Power measured at | 2000 rev / min and 2000 rev / min |
Gear box
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Images
Sizes
1. Dimensional length | 9270 mm | 1. Dimensional length | 8700 mm |
2. Overall width | 4700 mm | 2. Overall width | 4525 mm |
3. Headroom | 4230 mm | 3. Headroom | 4280 mm |
4. Wheelbase | 4190 mm | 4. Wheelbase | 3750 mm |
6. Unloading height | 8660 mm | 6. Unloading height | 7885 mm |
7. Unloading ground clearance | 566 mm | 7. Unloading ground clearance | 530 mm |


