vs.

      Caterpillar 773B vs. Komatsu HD780

      1 reasons to buy Caterpillar 773B:

      Gear box

      Forward gears number 7 and 6 14 % more or 1

      9 reasons to buy Komatsu HD780:

      Sizes

      Clearance 780 mm and 591 mm 24 % more or 189 mm
      Unloading ground clearance 900 mm and 566 mm 37 % more or 334 mm

      Operation

      Cooling system fluid volume 230 l. and 151 l. 34 % more or 79 l.
      Engine oil volume 90 l. and 68 l. 24 % more or 22 l.
      Fuel Capacity 1000 l. and 700 l. 30 % more or 300 l.

      Motor

      Displacement 28 l. and 27 l. 4 % more or 1 l.
      Full power 596.6 kW and 509 kW 15 % more or 87.6 kW
      Effective power 583.1 kW and 485 kW 17 % more or 98.1 kW

      Gear box

      Maximum speed 65 km/h and 57.3 km/h 12 % more or 7.7 km/h

      Neutral reasons:

      Sizes

      Dimensional length 9270 mm and 9985 mm
      Overall width 4700 mm and 5700 mm
      Headroom 4230 mm and 4870 mm
      Wheelbase 4190 mm and 4750 mm
      Unloading height 8660 mm and 9000 mm

      Operation

      Tyre size 21.00-35 32PR (E-3) and 24.00-49-42PR

      Motor

      Aspiration turbocharging and cooling at the outlet and turbocharging
      Manufacturer Caterpillar and Cummins
      Model 3412 and VTA-1710

      Gear box

      Reverse gears number 1 and 1

      Dump

      Discharge angle 54.5 degrees and 64 degrees

      Images

      Sizes

      1. Dimensional length 9270 mm 1. Dimensional length 9985 mm
      2. Overall width 4700 mm 2. Overall width 5700 mm
      3. Headroom 4230 mm 3. Headroom 4870 mm
      4. Wheelbase 4190 mm 4. Wheelbase 4750 mm
      5. Clearance 591 mm 5. Clearance 780 mm
      6. Unloading height 8660 mm 6. Unloading height 9000 mm
      7. Unloading ground clearance 566 mm 7. Unloading ground clearance 900 mm

      Dump

      8. Discharge angle 54.5 degrees 8. Discharge angle 64 degrees