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- Komatsu 730E-7 vs. Caterpillar 773B
Komatsu 730E-7 vs. Caterpillar 773B
9 reasons to buy Komatsu 730E-7:
Sizes
Clearance | 1140 mm and 591 mm | 48 % more or 549 mm |
Unloading ground clearance | 1760 mm and 566 mm | 68 % more or 1194 mm |
Operation
Steering system fluid volume | 731 l. and 81 l. | 89 % more or 650 l. |
Fuel Capacity | 3217 l. and 700 l. | 78 % more or 2517 l. |
Cooling system fluid volume | 409 l. and 151 l. | 63 % more or 258 l. |
Motor
Full power | 1388 kW and 509 kW | 63 % more or 879 kW |
Displacement | 50 l. and 27 l. | 46 % more or 23 l. |
Dump
Brimmed lifting capacity | 77 m3 and 26 m3 | 66 % more or 51 m3 |
Lifting capacity with top | 111 m3 and 34.1 m3 | 69 % more or 76.9 m3 |
4 reasons to buy Caterpillar 773B:
Motor
Power measured at | 2000 rev / min and 1900 rev / min | 5 % more or 100 rev |
Gear box
Maximum speed | 57.3 km/h and 55.7 km/h | 3 % more or 1.6 km/h |
Dump
Lifting time | 11.4 sec and 21 sec | 46 % less or 9.6 sec |
Lowering time | 14.2 sec and 15 sec | 5 % less or 0.8 sec |
Neutral reasons:
Weight
Weight without load | 140592 kg and 39396 kg |
Laden weight | 324319 kg and 92534 kg |
Sizes
Overall width | 7540 mm and 4700 mm |
Headroom | 6250 mm and 4230 mm |
Wheelbase | 5890 mm and 4190 mm |
Dimensional length | 12830 mm and 9270 mm |
Unloading height | 12510 mm and 8660 mm |
Operation
Tyre size | 37.00-R57 and 21.00-35 32PR (E-3) |
Motor
Manufacturer | Komatsu and Caterpillar |
Model | SSA16V159 and 3412 |
Dump
Discharge angle | 45 degrees and 54.5 degrees |
Nominal payload | 185949 kg and 53977.5 kg |
Images
Sizes
1. Dimensional length | 12830 mm | 1. Dimensional length | 9270 mm |
2. Overall width | 7540 mm | 2. Overall width | 4700 mm |
3. Headroom | 6250 mm | 3. Headroom | 4230 mm |
4. Wheelbase | 5890 mm | 4. Wheelbase | 4190 mm |
5. Clearance | 1140 mm | 5. Clearance | 591 mm |
6. Unloading height | 12510 mm | 6. Unloading height | 8660 mm |
7. Unloading ground clearance | 1760 mm | 7. Unloading ground clearance | 566 mm |
Dump
8. Discharge angle | 45 degrees | 8. Discharge angle | 54.5 degrees |