vs.

      Komatsu HD320-3 vs. Caterpillar 797B

      2 reasons to buy Komatsu HD320-3:

      Weight

      Unloaded front weight distribution 48 % and 43.5 % 9 % more or 4.5 %
      Loaded rear weight distribution 68 % and 66.7 % 2 % more or 1.3 %

      14 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 32 % 4 % more or 1.3 %

      Sizes

      Clearance 869 mm and 458 mm 47 % more or 411 mm
      Unloading ground clearance 1885 mm and 440 mm 77 % more or 1445 mm

      Operation

      Hydraulic system fluid volume 996 l. and 110 l. 89 % more or 886 l.
      Fuel Capacity 6813.7 l. and 500 l. 93 % more or 6313.7 l.
      Cooling system fluid volume 1194 l. and 133 l. 89 % more or 1061 l.
      Engine oil volume 417 l. and 25 l. 94 % more or 392 l.
      Differential/final drive fluid volume 417 l. and 71 l. 83 % more or 346 l.

      Motor

      Full power 2648 kW and 302 kW 89 % more or 2346 kW
      Displacement 117.1 l. and 14 l. 88 % more or 103.1 l.

      Gear box

      Forward gears number 7 and 6 14 % more or 1
      Maximum speed 67.6 km/h and 62 km/h 8 % more or 5.6 km/h

      Dump

      Lifting capacity with top 220 m3 and 24 m3 89 % more or 196 m3

      Neutral reasons:

      Weight

      Weight without load 25750 kg and 265000 kg
      Laden weight 57750 kg and 623690 kg

      Sizes

      Unloading height 7520 mm and 15292 mm
      Dimensional length 7650 mm and 14530 mm
      Overall width 3670 mm and 9154 mm
      Headroom 3850 mm and 7584 mm
      Wheelbase 3750 mm and 7200 mm

      Operation

      Tyre size 18.00-25-32 and 59/80R63 Standard Tires

      Motor

      Manufacturer Cummins and Caterpillar
      Model NTA855 and 3524B HD EUI
      Aspiration turbocharging and turbocharging

      Gear box

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

      Dump

      Discharge angle 61 degrees and 45 degrees
      Nominal payload 29029.9 kg and 360000 kg

      Images

      Sizes

      1. Dimensional length 7650 mm 1. Dimensional length 14530 mm
      2. Overall width 3670 mm 2. Overall width 9154 mm
      3. Headroom 3850 mm 3. Headroom 7584 mm
      4. Wheelbase 3750 mm 4. Wheelbase 7200 mm
      5. Clearance 458 mm 5. Clearance 869 mm
      6. Unloading height 7520 mm 6. Unloading height 15292 mm
      7. Unloading ground clearance 440 mm 7. Unloading ground clearance 1885 mm

      Dump

      8. Discharge angle 61 degrees 8. Discharge angle 45 degrees