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- Caterpillar 773B vs. Komatsu HD180-4
Caterpillar 773B vs. Komatsu HD180-4
9 reasons to buy Caterpillar 773B:
Weight
Unloaded front weight distribution | 47.3 % and 42.1 % | 11 % more or 5.2 % |
Loaded front weight distribution | 33.3 % and 25 % | 25 % more or 8.3 % |
Sizes
Clearance | 591 mm and 385 mm | 35 % more or 206 mm |
Unloading ground clearance | 566 mm and 475 mm | 16 % more or 91 mm |
Motor
Full power | 509 kW and 171.5 kW | 66 % more or 337.5 kW |
Displacement | 27 l. and 12.2 l. | 55 % more or 14.8 l. |
Gear box
Maximum speed | 57.3 km/h and 52 km/h | 9 % more or 5.3 km/h |
Dump
Brimmed lifting capacity | 26 m3 and 10.7 m3 | 59 % more or 15.3 m3 |
Lifting capacity with top | 34.1 m3 and 14.2 m3 | 58 % more or 19.9 m3 |
3 reasons to buy Komatsu HD180-4:
Weight
Unloaded rear weight distribution | 57.9 % and 52.7 % | 9 % more or 5.2 % |
Loaded rear weight distribution | 75 % and 66.7 % | 11 % more or 8.3 % |
Dump
Lifting time | 8 sec and 11.4 sec | 30 % less or 3.4 sec |
Neutral reasons:
Weight
Weight without load | 39396 kg and 16790 kg |
Laden weight | 92534 kg and 34900 kg |
Sizes
Unloading height | 8660 mm and 6100 mm |
Dimensional length | 9270 mm and 7295 mm |
Overall width | 4700 mm and 3000 mm |
Headroom | 4230 mm and 3300 mm |
Wheelbase | 4190 mm and 4000 mm |
Operation
Tyre size | 21.00-35 32PR (E-3) and Front 14.00-25-20PR, Rear 16.00-25-24PR |
Motor
Model | 3412 and Cummins NTO-6-B |
Manufacturer | Caterpillar and Komatsu |
Gear box
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Discharge angle | 54.5 degrees and 65 degrees |
Nominal payload | 53977.5 kg and 16329.3 kg |
Images
Sizes
3. Headroom | 4230 mm | 3. Headroom | 3300 mm |
4. Wheelbase | 4190 mm | 4. Wheelbase | 4000 mm |
5. Clearance | 591 mm | 5. Clearance | 385 mm |
6. Unloading height | 8660 mm | 6. Unloading height | 6100 mm |
7. Unloading ground clearance | 566 mm | 7. Unloading ground clearance | 475 mm |
1. Dimensional length | 9270 mm | 1. Dimensional length | 7295 mm |
2. Overall width | 4700 mm | 2. Overall width | 3000 mm |
Dump
8. Discharge angle | 54.5 degrees | 8. Discharge angle | 65 degrees |


