vs.

      Caterpillar 773F vs. Komatsu HD320-3

      13 reasons to buy Caterpillar 773F:

      Weight

      Unloaded front weight distribution 51 % and 48 % 6 % more or 3 %
      Loaded front weight distribution 35 % and 32 % 9 % more or 3 %

      Sizes

      Unloading ground clearance 626 mm and 440 mm 30 % more or 186 mm
      Clearance 777 mm and 458 mm 41 % more or 319 mm

      Operation

      Fuel Capacity 700 l. and 500 l. 29 % more or 200 l.
      Cooling system fluid volume 175 l. and 133 l. 24 % more or 42 l.
      Engine oil volume 72 l. and 25 l. 65 % more or 47 l.
      Differential/final drive fluid volume 155 l. and 71 l. 54 % more or 84 l.

      Motor

      Displacement 27 l. and 14 l. 48 % more or 13 l.
      Full power 552 kW and 302 kW 45 % more or 250 kW

      Gear box

      Maximum speed 67.5 km/h and 62 km/h 8 % more or 5.5 km/h
      Forward gears number 7 and 6 14 % more or 1

      Dump

      Lifting capacity with top 35.1 m3 and 24 m3 32 % more or 11.1 m3

      3 reasons to buy Komatsu HD320-3:

      Weight

      Unloaded rear weight distribution 52 % and 49 % 6 % more or 3 %
      Loaded rear weight distribution 68 % and 65 % 4 % more or 3 %

      Operation

      Hydraulic system fluid volume 110 l. and 72 l. 35 % more or 38 l.

      Neutral reasons:

      Weight

      Weight without load 44594 kg and 25750 kg
      Laden weight 100698 kg and 57750 kg

      Sizes

      Headroom 4435 mm and 3850 mm
      Wheelbase 4215 mm and 3750 mm
      Unloading height 9261 mm and 7520 mm
      Dimensional length 10334 mm and 7650 mm
      Overall width 5425 mm and 3670 mm

      Operation

      Tyre size 24.00R35(E4) and 18.00-25-32

      Motor

      Manufacturer Caterpillar and Cummins
      Aspiration turbocharging and turbocharging
      Model C27 ACERT and NTA855

      Gear box

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

      Dump

      Nominal payload 54431.1 kg and 29029.9 kg
      Discharge angle 60 degrees and 61 degrees

      Images

      Sizes

      7. Unloading ground clearance 626 mm 7. Unloading ground clearance 440 mm
      1. Dimensional length 10334 mm 1. Dimensional length 7650 mm
      2. Overall width 5425 mm 2. Overall width 3670 mm
      3. Headroom 4435 mm 3. Headroom 3850 mm
      4. Wheelbase 4215 mm 4. Wheelbase 3750 mm
      5. Clearance 777 mm 5. Clearance 458 mm
      6. Unloading height 9261 mm 6. Unloading height 7520 mm

      Dump

      8. Discharge angle 60 degrees 8. Discharge angle 61 degrees