vs.

      Komatsu HD405-6 vs. Komatsu HD785-1

      3 reasons to buy Komatsu HD405-6:

      Weight

      Unloaded rear weight distribution 52 % and 51.8 % 0 % more or 0.2 %
      Loaded rear weight distribution 68 % and 67.7 % 0 % more or 0.3 %

      Gear box

      Forward gears number 7 and 6 14 % more or 1

      12 reasons to buy Komatsu HD785-1:

      Weight

      Unloaded front weight distribution 48.2 % and 48 % 0 % more or 0.2 %
      Loaded front weight distribution 32.3 % and 32 % 1 % more or 0.3 %

      Sizes

      Unloading ground clearance 900 mm and 630 mm 30 % more or 270 mm

      Operation

      Fuel Capacity 1240 l. and 500 l. 60 % more or 740 l.
      Cooling system fluid volume 240 l. and 89 l. 63 % more or 151 l.
      Engine oil volume 150 l. and 52 l. 65 % more or 98 l.
      Differential/final drive fluid volume 224 l. and 58 l. 74 % more or 166 l.
      Hydraulic system fluid volume 460 l. and 129 l. 72 % more or 331 l.

      Motor

      Full power 671.1 kW and 378.8 kW 44 % more or 292.3 kW
      Displacement 37.8 l. and 15.2 l. 60 % more or 22.6 l.
      Effective power 654 kW and 363.9 kW 44 % more or 290.1 kW

      Dump

      Lifting capacity with top 51.8 m3 and 27.3 m3 47 % more or 24.5 m3

      Neutral reasons:

      Weight

      Laden weight 74155 kg and 129555 kg
      Weight without load 34080 kg and 51500 kg

      Sizes

      Dimensional length 8700 mm and 10130 mm
      Overall width 4525 mm and 5000 mm
      Headroom 4220 mm and 4870 mm
      Wheelbase 3750 mm and 4750 mm
      Unloading height 7885 mm and 9000 mm

      Operation

      Tyre size 18.00R33 and 24.00-49-42PR

      Motor

      Aspiration turbocharging and turbocharging
      Manufacturer Komatsu and Cummins
      Model SAA6D140E-3 and KT-2300

      Gear box

      Transmission type automatic planetary gear and Komatsu Torqueflow Transmission (with the flow of torque) of planetary type
      Reverse gears number 1 and 1
      Maximum speed 70 km/h and 70 km/h

      Dump

      Nominal payload 40823.3 kg and 78000 kg
      Discharge angle 48 degrees and 64 degrees

      Images

      Sizes

      4. Wheelbase 3750 mm 4. Wheelbase 4750 mm
      6. Unloading height 7885 mm 6. Unloading height 9000 mm
      7. Unloading ground clearance 630 mm 7. Unloading ground clearance 900 mm
      1. Dimensional length 8700 mm 1. Dimensional length 10130 mm
      2. Overall width 4525 mm 2. Overall width 5000 mm
      3. Headroom 4220 mm 3. Headroom 4870 mm

      Dump

      8. Discharge angle 48 degrees 8. Discharge angle 64 degrees