vs.

      Komatsu HD405-6 vs. Caterpillar 772

      3 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 560 mm 11 % more or 70 mm

      Motor

      Power measured at 2000 rev / min and 1800 rev / min 10 % more or 200 rev

      13 reasons to buy Caterpillar 772:

      Weight

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

      Operation

      Differential/final drive fluid volume 159 l. and 58 l. 64 % more or 101 l.
      Hydraulic system fluid volume 155 l. and 129 l. 17 % more or 26 l.
      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.
      Engine oil volume 53 l. and 52 l. 2 % more or 1 l.

      Motor

      Full power 446 kW and 378.8 kW 15 % more or 67.2 kW
      Effective power 399 kW and 363.9 kW 9 % more or 35.1 kW
      Displacement 18.1 l. and 15.2 l. 16 % more or 2.9 l.

      Gear box

      Maximum speed 79.7 km/h and 70 km/h 12 % more or 9.7 km/h

      Dump

      Lifting time 8.1 sec and 10 sec 19 % less or 1.9 sec
      Brimmed lifting capacity 23.3 m3 and 20 m3 14 % more or 3.3 m3
      Lifting capacity with top 31.3 m3 and 27.3 m3 13 % more or 4.0 m3

      Neutral reasons:

      Weight

      Weight without load 34080 kg and 35450 kg
      Laden weight 74155 kg and 82100 kg
      Unloaded front weight distribution 48 % and 48 %
      Unloaded rear weight distribution 52 % and 52 %

      Sizes

      Overall width 4525 mm and 4780 mm
      Headroom 4220 mm and 4265 mm
      Dimensional length 8700 mm and 8740 mm
      Wheelbase 3750 mm and 3960 mm
      Unloading height 7885 mm and 8357 mm

      Operation

      Tyre size 18.00R33 and 21.00R33(E4)

      Motor

      Model SAA6D140E-3 and C18 ACERT
      Manufacturer Komatsu and Caterpillar
      Cylinders number 6 and 6
      Aspiration turbocharging and turbocharging

      Gear box

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

      Dump

      Nominal payload 40823.3 kg and 45359.2 kg

      Images

      Sizes

      1. Dimensional length 8700 mm 1. Dimensional length 8740 mm
      2. Overall width 4525 mm 2. Overall width 4780 mm
      3. Headroom 4220 mm 3. Headroom 4265 mm
      4. Wheelbase 3750 mm 4. Wheelbase 3960 mm
      6. Unloading height 7885 mm 6. Unloading height 8357 mm
      7. Unloading ground clearance 630 mm 7. Unloading ground clearance 560 mm