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- Komatsu HD405-7 vs. Caterpillar 777F
Komatsu HD405-7 vs. Caterpillar 777F
3 reasons to buy Komatsu HD405-7:
Weight
Loaded rear weight distribution | 67.2 % and 67 % | 0 % more or 0.2 % |
Unloaded front weight distribution | 50.7 % and 45 % | 11 % more or 5.7 % |
Gear box
Maximum speed | 70 km/h and 64.5 km/h | 8 % more or 5.5 km/h |
13 reasons to buy Caterpillar 777F:
Weight
Loaded front weight distribution | 33 % and 32.8 % | 1 % more or 0.2 % |
Unloaded rear weight distribution | 55 % and 49.3 % | 10 % more or 5.7 % |
Sizes
Unloading ground clearance | 965 mm and 480 mm | 50 % more or 485 mm |
Operation
Fuel Capacity | 1136 l. and 484 l. | 57 % more or 652 l. |
Engine oil volume | 504 l. and 50 l. | 90 % more or 454 l. |
Differential/final drive fluid volume | 264 l. and 75 l. | 72 % more or 189 l. |
Hydraulic system fluid volume | 189 l. and 129 l. | 32 % more or 60 l. |
Motor
Full power | 758 kW and 386 kW | 49 % more or 372 kW |
Effective power | 700 kW and 371 kW | 47 % more or 329 kW |
Displacement | 32.1 l. and 15.2 l. | 53 % more or 16.9 l. |
Cylinders number | 12 and 6 | 50 % more or 6 |
Dump
Brimmed lifting capacity | 41.9 m3 and 20 m3 | 52 % more or 21.9 m3 |
Lifting capacity with top | 60.2 m3 and 27.3 m3 | 55 % more or 32.9 m3 |
Neutral reasons:
Weight
Weight without load | 34400 kg and 73976.4 kg |
Laden weight | 74480 kg and 163293 kg |
Sizes
Headroom | 4150 mm and 5170 mm |
Wheelbase | 3750 mm and 4560 mm |
Unloading height | 7925 mm and 10325 mm |
Dimensional length | 8465 mm and 10535 mm |
Overall width | 3657.6 mm and 6494 mm |
Motor
Model | SAA6D140E-5 and C32 ACERT |
Manufacturer | Komatsu and Caterpillar |
Aspiration | turbocharging and turbocharging |
Gear box
Transmission type | automatic planetary gear and 7-planetary gearbox with switching speeds under load |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 90718.5 kg |
Discharge angle | 48 degrees and 49.4 degrees |
Images
Sizes
1. Dimensional length | 8465 mm | 1. Dimensional length | 10535 mm |
2. Overall width | 3657.6 mm | 2. Overall width | 6494 mm |
3. Headroom | 4150 mm | 3. Headroom | 5170 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 4560 mm |
6. Unloading height | 7925 mm | 6. Unloading height | 10325 mm |
7. Unloading ground clearance | 480 mm | 7. Unloading ground clearance | 965 mm |
Dump
8. Discharge angle | 48 degrees | 8. Discharge angle | 49.4 degrees |