vs.

      Caterpillar 789C vs. Komatsu HD320-3

      12 reasons to buy Caterpillar 789C:

      Weight

      Unloaded rear weight distribution 53 % and 52 % 2 % more or 1 %
      Loaded front weight distribution 33 % and 32 % 3 % more or 1 %

      Sizes

      Clearance 1173 mm and 458 mm 61 % more or 715 mm
      Unloading ground clearance 1330 mm and 440 mm 67 % more or 890 mm

      Operation

      Differential/final drive fluid volume 583 l. and 71 l. 88 % more or 512 l.
      Hydraulic system fluid volume 531 l. and 110 l. 79 % more or 421 l.
      Fuel Capacity 3222 l. and 500 l. 84 % more or 2722 l.
      Cooling system fluid volume 663 l. and 133 l. 80 % more or 530 l.
      Engine oil volume 76 l. and 25 l. 67 % more or 51 l.

      Motor

      Full power 1417 kW and 302 kW 79 % more or 1115 kW
      Displacement 69 l. and 14 l. 80 % more or 55 l.

      Dump

      Lifting capacity with top 105 m3 and 24 m3 77 % more or 81 m3

      3 reasons to buy Komatsu HD320-3:

      Weight

      Loaded rear weight distribution 68 % and 67 % 1 % more or 1 %
      Unloaded front weight distribution 48 % and 47 % 2 % more or 1 %

      Gear box

      Maximum speed 62 km/h and 52.6 km/h 15 % more or 9.4 km/h

      Neutral reasons:

      Weight

      Weight without load 135670 kg and 25750 kg
      Laden weight 317515 kg and 57750 kg

      Sizes

      Overall width 7674 mm and 3670 mm
      Headroom 6182 mm and 3850 mm
      Wheelbase 5700 mm and 3750 mm
      Unloading height 11950 mm and 7520 mm
      Dimensional length 12177 mm and 7650 mm

      Operation

      Tyre size 37.00-R57(E4) and 18.00-25-32

      Motor

      Manufacturer Caterpillar and Cummins
      Model 3516B EUI and NTA855
      Aspiration turbocharging and turbocharging

      Gear box

      Transmission type 6-planetary gear shift with direct injection and Komatsu Torqueflow Transmission (with the flow of torque) of planetary type
      Forward gears number 6 and 6
      Reverse gears number 1 and 1

      Dump

      Nominal payload 176901 kg and 29029.9 kg
      Discharge angle 49.5 degrees and 61 degrees

      Images

      Sizes

      1. Dimensional length 12177 mm 1. Dimensional length 7650 mm
      2. Overall width 7674 mm 2. Overall width 3670 mm
      3. Headroom 6182 mm 3. Headroom 3850 mm
      4. Wheelbase 5700 mm 4. Wheelbase 3750 mm
      5. Clearance 1173 mm 5. Clearance 458 mm
      6. Unloading height 11950 mm 6. Unloading height 7520 mm
      7. Unloading ground clearance 1330 mm 7. Unloading ground clearance 440 mm

      Dump

      8. Discharge angle 49.5 degrees 8. Discharge angle 61 degrees