vs.

      Caterpillar 770 vs. Komatsu HD405-6

      7 reasons to buy Caterpillar 770:

      Weight

      Loaded front weight distribution 34 % and 32 % 6 % more or 2 %

      Operation

      Fuel Capacity 530 l. and 500 l. 6 % more or 30 l.
      Cooling system fluid volume 114 l. and 89 l. 22 % more or 25 l.
      Differential/final drive fluid volume 159 l. and 58 l. 64 % more or 101 l.

      Motor

      Full power 381 kW and 378.8 kW 1 % more or 2.2 kW

      Gear box

      Maximum speed 74.8 km/h and 70 km/h 6 % more or 4.8 km/h

      Dump

      Lifting time 9.5 sec and 10 sec 5 % less or 0.5 sec

      8 reasons to buy Komatsu HD405-6:

      Weight

      Loaded rear weight distribution 68 % and 66 % 3 % more or 2 %

      Sizes

      Unloading ground clearance 630 mm and 498 mm 21 % more or 132 mm

      Operation

      Engine oil volume 52 l. and 15 l. 71 % more or 37 l.
      Hydraulic system fluid volume 129 l. and 95 l. 26 % more or 34 l.

      Motor

      Effective power 363.9 kW and 355 kW 2 % more or 8.9 kW
      Power measured at 2000 rev / min and 1800 rev / min 10 % more or 200 rev

      Dump

      Brimmed lifting capacity 20 m3 and 17.1 m3 14 % more or 2.9 m3
      Lifting capacity with top 27.3 m3 and 25.1 m3 8 % more or 2.2 m3

      Neutral reasons:

      Weight

      Unloaded rear weight distribution 52 % and 52 %
      Weight without load 34242 kg and 34080 kg
      Laden weight 71214 kg and 74155 kg
      Unloaded front weight distribution 48 % and 48 %

      Sizes

      Dimensional length 8172 mm and 8700 mm
      Overall width 4751 mm and 4525 mm
      Headroom 3120 mm and 4220 mm
      Wheelbase 3960 mm and 3750 mm
      Unloading height 8280 mm and 7885 mm

      Operation

      Tyre size 18.00R33(E4) and 18.00R33

      Motor

      Model C15 ACERT and SAA6D140E-3
      Displacement 15.2 l. and 15.2 l.
      Aspiration turbocharging and turbocharging
      Cylinders number 6 and 6
      Manufacturer Caterpillar and Komatsu

      Gear box

      Transmission type powershift and automatic planetary gear
      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Nominal payload 36287.4 kg and 40823.3 kg
      Discharge angle 47.5 degrees and 48 degrees

      Images

      Sizes

      1. Dimensional length 8172 mm 1. Dimensional length 8700 mm
      2. Overall width 4751 mm 2. Overall width 4525 mm
      3. Headroom 3120 mm 3. Headroom 4220 mm
      4. Wheelbase 3960 mm 4. Wheelbase 3750 mm
      6. Unloading height 8280 mm 6. Unloading height 7885 mm
      7. Unloading ground clearance 498 mm 7. Unloading ground clearance 630 mm

      Dump

      8. Discharge angle 47.5 degrees 8. Discharge angle 48 degrees