vs.

      Komatsu HD785-1 vs. Caterpillar 797B

      3 reasons to buy Komatsu HD785-1:

      Weight

      Loaded rear weight distribution 67.7 % and 66.7 % 1 % more or 1.0 %
      Unloaded front weight distribution 48.2 % and 43.5 % 10 % more or 4.7 %

      Gear box

      Maximum speed 70 km/h and 67.6 km/h 3 % more or 2.4 km/h

      14 reasons to buy Caterpillar 797B:

      Weight

      Unloaded rear weight distribution 56.5 % and 51.8 % 8 % more or 4.7 %
      Loaded front weight distribution 33.3 % and 32.3 % 3 % more or 1.0 %

      Sizes

      Clearance 869 mm and 780 mm 10 % more or 89 mm
      Unloading ground clearance 1885 mm and 900 mm 52 % more or 985 mm

      Operation

      Differential/final drive fluid volume 417 l. and 224 l. 46 % more or 193 l.
      Fuel Capacity 6813.7 l. and 1240 l. 82 % more or 5573.7 l.
      Hydraulic system fluid volume 996 l. and 460 l. 54 % more or 536 l.
      Cooling system fluid volume 1194 l. and 240 l. 80 % more or 954 l.
      Engine oil volume 417 l. and 150 l. 64 % more or 267 l.

      Motor

      Effective power 2513 kW and 654 kW 74 % more or 1859 kW
      Displacement 117.1 l. and 37.8 l. 68 % more or 79.3 l.
      Full power 2648 kW and 671.1 kW 75 % more or 1976.9 kW

      Gear box

      Forward gears number 7 and 6 14 % more or 1

      Dump

      Lifting capacity with top 220 m3 and 51.8 m3 76 % more or 168.2 m3

      Neutral reasons:

      Weight

      Weight without load 51500 kg and 265000 kg
      Laden weight 129555 kg and 623690 kg

      Sizes

      Dimensional length 10130 mm and 14530 mm
      Overall width 5000 mm and 9154 mm
      Headroom 4870 mm and 7584 mm
      Wheelbase 4750 mm and 7200 mm
      Unloading height 9000 mm and 15292 mm

      Operation

      Tyre size 24.00-49-42PR and 59/80R63 Standard Tires

      Motor

      Aspiration turbocharging and turbocharging
      Manufacturer Cummins and Caterpillar
      Model KT-2300 and 3524B HD EUI

      Gear box

      Transmission type Komatsu Torqueflow Transmission (with the flow of torque) of planetary type and 7-planetary gear shift with direct injection
      Reverse gears number 1 and 1

      Dump

      Nominal payload 78000 kg and 360000 kg
      Discharge angle 64 degrees and 45 degrees

      Images

      Sizes

      1. Dimensional length 10130 mm 1. Dimensional length 14530 mm
      2. Overall width 5000 mm 2. Overall width 9154 mm
      3. Headroom 4870 mm 3. Headroom 7584 mm
      4. Wheelbase 4750 mm 4. Wheelbase 7200 mm
      5. Clearance 780 mm 5. Clearance 869 mm
      6. Unloading height 9000 mm 6. Unloading height 15292 mm
      7. Unloading ground clearance 900 mm 7. Unloading ground clearance 1885 mm

      Dump

      8. Discharge angle 64 degrees 8. Discharge angle 45 degrees