vs.

      Caterpillar 777D vs. Komatsu HD320-3

      13 reasons to buy Caterpillar 777D:

      Weight

      Unloaded rear weight distribution 54.6 % and 52 % 5 % more or 2.6 %
      Loaded front weight distribution 33.3 % and 32 % 4 % more or 1.3 %

      Sizes

      Clearance 700 mm and 458 mm 35 % more or 242 mm
      Unloading ground clearance 872 mm and 440 mm 50 % more or 432 mm

      Operation

      Fuel Capacity 1137 l. and 500 l. 56 % more or 637 l.
      Cooling system fluid volume 325 l. and 133 l. 59 % more or 192 l.
      Engine oil volume 124 l. and 25 l. 80 % more or 99 l.
      Differential/final drive fluid volume 329 l. and 71 l. 78 % more or 258 l.
      Hydraulic system fluid volume 138 l. and 110 l. 20 % more or 28 l.

      Motor

      Full power 745.7 kW and 302 kW 60 % more or 443.7 kW
      Displacement 34.5 l. and 14 l. 59 % more or 20.5 l.

      Gear box

      Forward gears number 7 and 6 14 % more or 1

      Dump

      Lifting capacity with top 60.5 m3 and 24 m3 60 % more or 36.5 m3

      3 reasons to buy Komatsu HD320-3:

      Weight

      Loaded rear weight distribution 68 % and 66.7 % 2 % more or 1.3 %
      Unloaded front weight distribution 48 % and 45.4 % 5 % more or 2.6 %

      Gear box

      Maximum speed 62 km/h and 60.4 km/h 3 % more or 1.6 km/h

      Neutral reasons:

      Weight

      Weight without load 70306.8 kg and 25750 kg
      Laden weight 161030 kg and 57750 kg

      Sizes

      Dimensional length 9780 mm and 7650 mm
      Overall width 6100 mm and 3670 mm
      Headroom 5000 mm and 3850 mm
      Wheelbase 4570 mm and 3750 mm
      Unloading height 9970 mm and 7520 mm

      Motor

      Manufacturer Caterpillar and Cummins
      Model 3508A and NTA855

      Gear box

      Transmission type automatic transmission system with power gear shifting and Komatsu Torqueflow Transmission (with the flow of torque) of planetary type
      Reverse gears number 1 and 1

      Dump

      Nominal payload 90718.5 kg and 29029.9 kg

      Images

      Sizes

      1. Dimensional length 9780 mm 1. Dimensional length 7650 mm
      2. Overall width 6100 mm 2. Overall width 3670 mm
      3. Headroom 5000 mm 3. Headroom 3850 mm
      4. Wheelbase 4570 mm 4. Wheelbase 3750 mm
      5. Clearance 700 mm 5. Clearance 458 mm
      6. Unloading height 9970 mm 6. Unloading height 7520 mm
      7. Unloading ground clearance 872 mm 7. Unloading ground clearance 440 mm