vs.

      Caterpillar 797B vs. Komatsu HD785-5

      12 reasons to buy Caterpillar 797B:

      Weight

      Unloaded rear weight distribution 56.5 % and 52 % 8 % more or 4.5 %
      Loaded front weight distribution 33.3 % and 33 % 1 % more or 0.3 %

      Sizes

      Clearance 869 mm and 780 mm 10 % more or 89 mm
      Unloading ground clearance 1885 mm and 776 mm 59 % more or 1109 mm

      Operation

      Engine oil volume 417 l. and 140 l. 66 % more or 277 l.
      Fuel Capacity 6813.7 l. and 1250 l. 82 % more or 5563.7 l.
      Cooling system fluid volume 1194 l. and 228 l. 81 % more or 966 l.

      Motor

      Full power 2648 kW and 777 kW 71 % more or 1871 kW
      Displacement 117.1 l. and 30.5 l. 74 % more or 86.6 l.
      Cylinders number 24 and 12 50 % more or 12

      Gear box

      Maximum speed 67.6 km/h and 64.7 km/h 4 % more or 2.9 km/h

      Dump

      Lifting capacity with top 220 m3 and 60.1 m3 73 % more or 159.9 m3

      4 reasons to buy Komatsu HD785-5:

      Weight

      Loaded rear weight distribution 67 % and 66.7 % 0 % more or 0.3 %
      Unloaded front weight distribution 48 % and 43.5 % 9 % more or 4.5 %

      Dump

      Lifting time 12 sec and 25 sec 52 % less or 13 sec
      Lowering time 13 sec and 18.5 sec 30 % less or 5.5 sec

      Neutral reasons:

      Weight

      Weight without load 265000 kg and 70490 kg
      Laden weight 623690 kg and 166468 kg

      Sizes

      Dimensional length 14530 mm and 10616.2 mm
      Overall width 9154 mm and 5663.2 mm
      Headroom 7584 mm and 5257.8 mm
      Unloading height 15292 mm and 10182 mm

      Motor

      Manufacturer Caterpillar and Komatsu
      Model 3524B HD EUI and SAA12V140ZE-2

      Gear box

      Transmission type 7-planetary gear shift with direct injection and Komatsu 7-speed, electronically controlled, automatic gearbox
      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Nominal payload 360000 kg and 78000 kg

      Images

      Sizes

      1. Dimensional length 14530 mm 1. Dimensional length 10616.2 mm
      2. Overall width 9154 mm 2. Overall width 5663.2 mm
      3. Headroom 7584 mm 3. Headroom 5257.8 mm
      5. Clearance 869 mm 5. Clearance 780 mm
      6. Unloading height 15292 mm 6. Unloading height 10182 mm
      7. Unloading ground clearance 1885 mm 7. Unloading ground clearance 776 mm