vs.

      Caterpillar 772 vs. Komatsu HD320-3

      12 reasons to buy Caterpillar 772:

      Weight

      Loaded front weight distribution 34 % and 32 % 6 % more or 2 %

      Sizes

      Unloading ground clearance 560 mm and 440 mm 21 % more or 120 mm
      Clearance 720 mm and 458 mm 36 % more or 262 mm

      Operation

      Fuel Capacity 530 l. and 500 l. 6 % more or 30 l.
      Engine oil volume 53 l. and 25 l. 53 % more or 28 l.
      Differential/final drive fluid volume 159 l. and 71 l. 55 % more or 88 l.
      Hydraulic system fluid volume 155 l. and 110 l. 29 % more or 45 l.

      Motor

      Displacement 18.1 l. and 14 l. 23 % more or 4.1 l.
      Full power 446 kW and 302 kW 32 % more or 144 kW

      Gear box

      Forward gears number 7 and 6 14 % more or 1
      Maximum speed 79.7 km/h and 62 km/h 22 % more or 17.7 km/h

      Dump

      Lifting capacity with top 31.3 m3 and 24 m3 23 % more or 7.3 m3

      2 reasons to buy Komatsu HD320-3:

      Weight

      Loaded rear weight distribution 68 % and 66 % 3 % more or 2 %

      Operation

      Cooling system fluid volume 133 l. and 114 l. 14 % more or 19 l.

      Neutral reasons:

      Weight

      Laden weight 82100 kg and 57750 kg
      Unloaded front weight distribution 48 % and 48 %
      Unloaded rear weight distribution 52 % and 52 %
      Weight without load 35450 kg and 25750 kg

      Sizes

      Dimensional length 8740 mm and 7650 mm
      Overall width 4780 mm and 3670 mm
      Headroom 4265 mm and 3850 mm
      Wheelbase 3960 mm and 3750 mm
      Unloading height 8357 mm and 7520 mm

      Operation

      Tyre size 21.00R33(E4) and 18.00-25-32

      Motor

      Manufacturer Caterpillar and Cummins
      Aspiration turbocharging and turbocharging
      Model C18 ACERT and NTA855

      Gear box

      Transmission type gear type pump and Komatsu Torqueflow Transmission (with the flow of torque) of planetary type
      Reverse gears number 1 and 1

      Dump

      Nominal payload 45359.2 kg and 29029.9 kg

      Images

      Sizes

      4. Wheelbase 3960 mm 4. Wheelbase 3750 mm
      5. Clearance 720 mm 5. Clearance 458 mm
      6. Unloading height 8357 mm 6. Unloading height 7520 mm
      7. Unloading ground clearance 560 mm 7. Unloading ground clearance 440 mm
      1. Dimensional length 8740 mm 1. Dimensional length 7650 mm
      2. Overall width 4780 mm 2. Overall width 3670 mm
      3. Headroom 4265 mm 3. Headroom 3850 mm