vs.

      Caterpillar 770 vs. Komatsu HD405-7

      6 reasons to buy Caterpillar 770:

      Weight

      Unloaded rear weight distribution 52 % and 49.3 % 5 % more or 2.7 %
      Loaded front weight distribution 34 % and 32.8 % 4 % more or 1.2 %

      Sizes

      Unloading ground clearance 498 mm and 480 mm 4 % more or 18 mm

      Operation

      Fuel Capacity 530 l. and 484 l. 9 % more or 46 l.
      Differential/final drive fluid volume 159 l. and 75 l. 53 % more or 84 l.

      Gear box

      Maximum speed 74.8 km/h and 70 km/h 6 % more or 4.8 km/h

      8 reasons to buy Komatsu HD405-7:

      Weight

      Unloaded front weight distribution 50.7 % and 48 % 5 % more or 2.7 %
      Loaded rear weight distribution 67.2 % and 66 % 2 % more or 1.2 %

      Operation

      Engine oil volume 50 l. and 15 l. 70 % more or 35 l.
      Hydraulic system fluid volume 129 l. and 95 l. 26 % more or 34 l.

      Motor

      Effective power 371 kW and 355 kW 4 % more or 16 kW
      Full power 386 kW and 381 kW 1 % more or 5 kW

      Dump

      Lifting capacity with top 27.3 m3 and 25.1 m3 8 % more or 2.2 m3
      Brimmed lifting capacity 20 m3 and 17.1 m3 14 % more or 2.9 m3

      Neutral reasons:

      Weight

      Weight without load 34242 kg and 34400 kg
      Laden weight 71214 kg and 74480 kg

      Sizes

      Headroom 3120 mm and 4150 mm
      Wheelbase 3960 mm and 3750 mm
      Dimensional length 8172 mm and 8465 mm
      Unloading height 8280 mm and 7925 mm
      Overall width 4751 mm and 3657.6 mm

      Motor

      Displacement 15.2 l. and 15.2 l.
      Cylinders number 6 and 6
      Manufacturer Caterpillar and Komatsu
      Aspiration turbocharging and turbocharging
      Model C15 ACERT and SAA6D140E-5

      Gear box

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

      Dump

      Discharge angle 47.5 degrees and 48 degrees
      Nominal payload 36287.4 kg and 40823.3 kg

      Images

      Sizes

      7. Unloading ground clearance 498 mm 7. Unloading ground clearance 480 mm
      1. Dimensional length 8172 mm 1. Dimensional length 8465 mm
      2. Overall width 4751 mm 2. Overall width 3657.6 mm
      3. Headroom 3120 mm 3. Headroom 4150 mm
      4. Wheelbase 3960 mm 4. Wheelbase 3750 mm
      6. Unloading height 8280 mm 6. Unloading height 7925 mm

      Dump

      8. Discharge angle 47.5 degrees 8. Discharge angle 48 degrees