vs.

      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