vs.

      Caterpillar 773B vs. Komatsu HD405-6

      11 reasons to buy Caterpillar 773B:

      Weight

      Unloaded rear weight distribution 52.7 % and 52 % 1 % more or 0.7 %
      Loaded front weight distribution 33.3 % and 32 % 4 % more or 1.3 %

      Operation

      Differential/final drive fluid volume 155 l. and 58 l. 63 % more or 97 l.
      Fuel Capacity 700 l. and 500 l. 29 % more or 200 l.
      Cooling system fluid volume 151 l. and 89 l. 41 % more or 62 l.
      Engine oil volume 68 l. and 52 l. 24 % more or 16 l.

      Motor

      Displacement 27 l. and 15.2 l. 44 % more or 11.8 l.
      Full power 509 kW and 378.8 kW 26 % more or 130.2 kW
      Effective power 485 kW and 363.9 kW 25 % more or 121.1 kW

      Dump

      Brimmed lifting capacity 26 m3 and 20 m3 23 % more or 6 m3
      Lifting capacity with top 34.1 m3 and 27.3 m3 20 % more or 6.8 m3

      5 reasons to buy Komatsu HD405-6:

      Weight

      Loaded rear weight distribution 68 % and 66.7 % 2 % more or 1.3 %
      Unloaded front weight distribution 48 % and 47.3 % 1 % more or 0.7 %

      Sizes

      Unloading ground clearance 630 mm and 566 mm 10 % more or 64 mm

      Gear box

      Maximum speed 70 km/h and 57.3 km/h 18 % more or 12.7 km/h

      Dump

      Lifting time 10 sec and 11.4 sec 12 % less or 1.4 sec

      Neutral reasons:

      Weight

      Weight without load 39396 kg and 34080 kg
      Laden weight 92534 kg and 74155 kg

      Sizes

      Dimensional length 9270 mm and 8700 mm
      Overall width 4700 mm and 4525 mm
      Headroom 4230 mm and 4220 mm
      Wheelbase 4190 mm and 3750 mm
      Unloading height 8660 mm and 7885 mm

      Operation

      Tyre size 21.00-35 32PR (E-3) and 18.00R33

      Motor

      Manufacturer Caterpillar and Komatsu
      Power measured at 2000 rev / min and 2000 rev / min
      Model 3412 and SAA6D140E-3
      Aspiration turbocharging and cooling at the outlet and turbocharging

      Gear box

      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Discharge angle 54.5 degrees and 48 degrees
      Nominal payload 53977.5 kg and 40823.3 kg

      Images

      Sizes

      1. Dimensional length 9270 mm 1. Dimensional length 8700 mm
      2. Overall width 4700 mm 2. Overall width 4525 mm
      3. Headroom 4230 mm 3. Headroom 4220 mm
      4. Wheelbase 4190 mm 4. Wheelbase 3750 mm
      6. Unloading height 8660 mm 6. Unloading height 7885 mm
      7. Unloading ground clearance 566 mm 7. Unloading ground clearance 630 mm

      Dump

      8. Discharge angle 54.5 degrees 8. Discharge angle 48 degrees