vs.

      Caterpillar 789C vs. Komatsu HD405-7

      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

      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.
      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.

      Motor

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

      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

      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

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

      Neutral reasons:

      Weight

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

      Sizes

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

      Motor

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

      Gear box

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

      Dump

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

      Images

      Sizes

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

      Dump

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