vs.

      Komatsu HD405-6 vs. Caterpillar 777D

      4 reasons to buy Komatsu HD405-6:

      Weight

      Loaded rear weight distribution 68 % and 66.7 % 2 % more or 1.3 %
      Unloaded front weight distribution 48 % and 45.4 % 5 % more or 2.6 %

      Gear box

      Maximum speed 70 km/h and 60.4 km/h 14 % more or 9.6 km/h

      Dump

      Lifting time 10 sec and 15 sec 33 % less or 5 sec

      13 reasons to buy Caterpillar 777D:

      Weight

      Loaded front weight distribution 33.3 % and 32 % 4 % more or 1.3 %
      Unloaded rear weight distribution 54.6 % and 52 % 5 % more or 2.6 %

      Sizes

      Unloading ground clearance 872 mm and 630 mm 28 % more or 242 mm

      Operation

      Fuel Capacity 1137 l. and 500 l. 56 % more or 637 l.
      Cooling system fluid volume 325 l. and 89 l. 73 % more or 236 l.
      Engine oil volume 124 l. and 52 l. 58 % more or 72 l.
      Differential/final drive fluid volume 329 l. and 58 l. 82 % more or 271 l.
      Hydraulic system fluid volume 138 l. and 129 l. 7 % more or 9 l.

      Motor

      Effective power 699.5 kW and 363.9 kW 48 % more or 335.6 kW
      Displacement 34.5 l. and 15.2 l. 56 % more or 19.3 l.
      Full power 745.7 kW and 378.8 kW 49 % more or 366.9 kW

      Dump

      Brimmed lifting capacity 42 m3 and 20 m3 52 % more or 22 m3
      Lifting capacity with top 60.5 m3 and 27.3 m3 55 % more or 33.2 m3

      Neutral reasons:

      Weight

      Weight without load 34080 kg and 70306.8 kg
      Laden weight 74155 kg and 161030 kg

      Sizes

      Unloading height 7885 mm and 9970 mm
      Dimensional length 8700 mm and 9780 mm
      Overall width 4525 mm and 6100 mm
      Headroom 4220 mm and 5000 mm
      Wheelbase 3750 mm and 4570 mm

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA6D140E-3 and 3508A

      Gear box

      Transmission type automatic planetary gear and automatic transmission system with power gear shifting
      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Nominal payload 40823.3 kg and 90718.5 kg

      Images

      Sizes

      1. Dimensional length 8700 mm 1. Dimensional length 9780 mm
      2. Overall width 4525 mm 2. Overall width 6100 mm
      3. Headroom 4220 mm 3. Headroom 5000 mm
      4. Wheelbase 3750 mm 4. Wheelbase 4570 mm
      6. Unloading height 7885 mm 6. Unloading height 9970 mm
      7. Unloading ground clearance 630 mm 7. Unloading ground clearance 872 mm