vs.

      Komatsu HD405-7 vs. Caterpillar 789C

      4 reasons to buy Komatsu HD405-7:

      Weight

      Unloaded front weight distribution 50.7 % and 47 % 7 % more or 3.7 %
      Loaded rear weight distribution 67.2 % and 67 % 0 % more or 0.2 %

      Gear box

      Maximum speed 70 km/h and 52.6 km/h 25 % more or 17.4 km/h
      Forward gears number 7 and 6 14 % more or 1

      13 reasons to buy Caterpillar 789C:

      Weight

      Unloaded rear weight distribution 53 % and 49.3 % 7 % more or 3.7 %
      Loaded front weight distribution 33 % and 32.8 % 1 % more or 0.2 %

      Sizes

      Unloading ground clearance 1330 mm and 480 mm 64 % more or 850 mm

      Operation

      Fuel Capacity 3222 l. and 484 l. 85 % more or 2738 l.
      Engine oil volume 76 l. and 50 l. 34 % more or 26 l.
      Differential/final drive fluid volume 583 l. and 75 l. 87 % more or 508 l.
      Hydraulic system fluid volume 531 l. and 129 l. 76 % more or 402 l.

      Motor

      Displacement 69 l. and 15.2 l. 78 % more or 53.8 l.
      Cylinders number 16 and 6 62 % more or 10
      Full power 1417 kW and 386 kW 73 % more or 1031 kW
      Effective power 1320 kW and 371 kW 72 % more or 949 kW

      Dump

      Brimmed lifting capacity 92 m3 and 20 m3 78 % more or 72 m3
      Lifting capacity with top 105 m3 and 27.3 m3 74 % more or 77.7 m3

      Neutral reasons:

      Weight

      Weight without load 34400 kg and 135670 kg
      Laden weight 74480 kg and 317515 kg

      Sizes

      Wheelbase 3750 mm and 5700 mm
      Unloading height 7925 mm and 11950 mm
      Dimensional length 8465 mm and 12177 mm
      Overall width 3657.6 mm and 7674 mm
      Headroom 4150 mm and 6182 mm

      Motor

      Aspiration turbocharging and turbocharging
      Manufacturer Komatsu and Caterpillar
      Model SAA6D140E-5 and 3516B EUI

      Gear box

      Transmission type automatic planetary gear and 6-planetary gear shift with direct injection
      Reverse gears number 1 and 1

      Dump

      Nominal payload 40823.3 kg and 176901 kg
      Discharge angle 48 degrees and 49.5 degrees

      Images

      Sizes

      3. Headroom 4150 mm 3. Headroom 6182 mm
      4. Wheelbase 3750 mm 4. Wheelbase 5700 mm
      6. Unloading height 7925 mm 6. Unloading height 11950 mm
      7. Unloading ground clearance 480 mm 7. Unloading ground clearance 1330 mm
      1. Dimensional length 8465 mm 1. Dimensional length 12177 mm
      2. Overall width 3657.6 mm 2. Overall width 7674 mm

      Dump

      8. Discharge angle 48 degrees 8. Discharge angle 49.5 degrees