vs.

      Komatsu HD405-6 vs. Caterpillar 770

      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

      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

      Neutral reasons:

      Weight

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

      Sizes

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

      Operation

      Tyre size 18.00R33 and 18.00R33(E4)

      Motor

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

      Gear box

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

      Dump

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

      Images

      Sizes

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

      Dump

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