vs.

      Caterpillar 773F vs. Komatsu HD405-6

      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 %

      Operation

      Fuel Capacity 700 l. and 500 l. 29 % more or 200 l.
      Cooling system fluid volume 175 l. and 89 l. 49 % more or 86 l.
      Engine oil volume 72 l. and 52 l. 28 % more or 20 l.
      Differential/final drive fluid volume 155 l. and 58 l. 63 % more or 97 l.

      Motor

      Displacement 27 l. and 15.2 l. 44 % more or 11.8 l.
      Cylinders number 12 and 6 50 % more or 6
      Full power 552 kW and 378.8 kW 31 % more or 173.2 kW
      Effective power 524 kW and 363.9 kW 31 % more or 160.1 kW

      Dump

      Brimmed lifting capacity 25.9 m3 and 20 m3 23 % more or 5.9 m3
      Lifting capacity with top 35.1 m3 and 27.3 m3 22 % more or 7.8 m3
      Lifting time 9.5 sec and 10 sec 5 % less or 0.5 sec

      6 reasons to buy Komatsu HD405-6:

      Weight

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

      Sizes

      Unloading ground clearance 630 mm and 626 mm 1 % more or 4 mm

      Operation

      Hydraulic system fluid volume 129 l. and 72 l. 44 % more or 57 l.

      Motor

      Power measured at 2000 rev / min and 1800 rev / min 10 % more or 200 rev

      Gear box

      Maximum speed 70 km/h and 67.5 km/h 4 % more or 2.5 km/h

      Neutral reasons:

      Weight

      Laden weight 100698 kg and 74155 kg
      Weight without load 44594 kg and 34080 kg

      Sizes

      Unloading height 9261 mm and 7885 mm
      Dimensional length 10334 mm and 8700 mm
      Overall width 5425 mm and 4525 mm
      Headroom 4435 mm and 4220 mm
      Wheelbase 4215 mm and 3750 mm

      Operation

      Tyre size 24.00R35(E4) and 18.00R33

      Motor

      Aspiration turbocharging and turbocharging
      Manufacturer Caterpillar and Komatsu
      Model C27 ACERT and SAA6D140E-3

      Gear box

      Transmission type gear type pump and automatic planetary gear
      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Nominal payload 54431.1 kg and 40823.3 kg
      Discharge angle 60 degrees and 48 degrees

      Images

      Sizes

      6. Unloading height 9261 mm 6. Unloading height 7885 mm
      7. Unloading ground clearance 626 mm 7. Unloading ground clearance 630 mm
      1. Dimensional length 10334 mm 1. Dimensional length 8700 mm
      2. Overall width 5425 mm 2. Overall width 4525 mm
      3. Headroom 4435 mm 3. Headroom 4220 mm
      4. Wheelbase 4215 mm 4. Wheelbase 3750 mm

      Dump

      8. Discharge angle 60 degrees 8. Discharge angle 48 degrees