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- Komatsu HD405-6 vs. Komatsu HD680
Komatsu HD405-6 vs. Komatsu HD680
3 reasons to buy Komatsu HD405-6:
Sizes
Unloading ground clearance | 630 mm and 540 mm | 14 % more or 90 mm |
Gear box
Forward gears number | 7 and 6 | 14 % more or 1 |
Maximum speed | 70 km/h and 65 km/h | 7 % more or 5 km/h |
4 reasons to buy Komatsu HD680:
Motor
Full power | 577.9 kW and 378.8 kW | 34 % more or 199.1 kW |
Displacement | 28 l. and 15.2 l. | 46 % more or 12.8 l. |
Dump
Lifting capacity with top | 44 m3 and 27.3 m3 | 38 % more or 16.7 m3 |
Brimmed lifting capacity | 32 m3 and 20 m3 | 37 % more or 12 m3 |
Neutral reasons:
Weight
Weight without load | 34080 kg and 46500 kg |
Laden weight | 74155 kg and 114555 kg |
Loaded front weight distribution | 32 % and 32 % |
Loaded rear weight distribution | 68 % and 68 % |
Sizes
Dimensional length | 8700 mm and 9790 mm |
Overall width | 4525 mm and 4675 mm |
Headroom | 4220 mm and 4290 mm |
Wheelbase | 3750 mm and 4750 mm |
Unloading height | 7885 mm and 8720 mm |
Operation
Tyre size | 18.00R33 and 24.00-35-42PR |
Motor
Manufacturer | Komatsu and Cummins |
Model | SAA6D140E-3 and HD680 |
Gear box
Transmission type | automatic planetary gear and hydraulic gear reducer and TORQFLOW |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 68000 kg |
Discharge angle | 48 degrees and 65 degrees |
Images
Sizes
1. Dimensional length | 8700 mm | 1. Dimensional length | 9790 mm |
2. Overall width | 4525 mm | 2. Overall width | 4675 mm |
3. Headroom | 4220 mm | 3. Headroom | 4290 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 4750 mm |
6. Unloading height | 7885 mm | 6. Unloading height | 8720 mm |
7. Unloading ground clearance | 630 mm | 7. Unloading ground clearance | 540 mm |
Dump
8. Discharge angle | 48 degrees | 8. Discharge angle | 65 degrees |