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- Komatsu HD785-1 vs. Caterpillar 773B
Komatsu HD785-1 vs. Caterpillar 773B
13 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 47.3 % | 2 % more or 0.9 % |
Sizes
Clearance | 780 mm and 591 mm | 24 % more or 189 mm |
Unloading ground clearance | 900 mm and 566 mm | 37 % more or 334 mm |
Operation
Fuel Capacity | 1240 l. and 700 l. | 44 % more or 540 l. |
Cooling system fluid volume | 240 l. and 151 l. | 37 % more or 89 l. |
Engine oil volume | 150 l. and 68 l. | 55 % more or 82 l. |
Differential/final drive fluid volume | 224 l. and 155 l. | 31 % more or 69 l. |
Motor
Effective power | 654 kW and 485 kW | 26 % more or 169 kW |
Displacement | 37.8 l. and 27 l. | 29 % more or 10.8 l. |
Full power | 671.1 kW and 509 kW | 24 % more or 162.1 kW |
Gear box
Maximum speed | 70 km/h and 57.3 km/h | 18 % more or 12.7 km/h |
Dump
Lifting capacity with top | 51.8 m3 and 34.1 m3 | 34 % more or 17.7 m3 |
3 reasons to buy Caterpillar 773B:
Weight
Unloaded rear weight distribution | 52.7 % and 51.8 % | 2 % more or 0.9 % |
Loaded front weight distribution | 33.3 % and 32.3 % | 3 % more or 1.0 % |
Gear box
Forward gears number | 7 and 6 | 14 % more or 1 |
Neutral reasons:
Weight
Weight without load | 51500 kg and 39396 kg |
Laden weight | 129555 kg and 92534 kg |
Sizes
Dimensional length | 10130 mm and 9270 mm |
Overall width | 5000 mm and 4700 mm |
Headroom | 4870 mm and 4230 mm |
Wheelbase | 4750 mm and 4190 mm |
Unloading height | 9000 mm and 8660 mm |
Operation
Tyre size | 24.00-49-42PR and 21.00-35 32PR (E-3) |
Motor
Aspiration | turbocharging and turbocharging and cooling at the outlet |
Manufacturer | Cummins and Caterpillar |
Model | KT-2300 and 3412 |
Gear box
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 78000 kg and 53977.5 kg |
Discharge angle | 64 degrees and 54.5 degrees |
Images
Sizes
7. Unloading ground clearance | 900 mm | 7. Unloading ground clearance | 566 mm |
1. Dimensional length | 10130 mm | 1. Dimensional length | 9270 mm |
2. Overall width | 5000 mm | 2. Overall width | 4700 mm |
3. Headroom | 4870 mm | 3. Headroom | 4230 mm |
4. Wheelbase | 4750 mm | 4. Wheelbase | 4190 mm |
5. Clearance | 780 mm | 5. Clearance | 591 mm |
6. Unloading height | 9000 mm | 6. Unloading height | 8660 mm |
Dump
8. Discharge angle | 64 degrees | 8. Discharge angle | 54.5 degrees |