vs.

      Komatsu D455A-1 vs. Komatsu D21PG-6A

      6 reasons to buy Komatsu D455A-1:

      Sizes

      Clearance 540 mm and 365 mm 32 % more or 175 mm

      Motor

      Full power 462.3 kW and 29.8 kW 94 % more or 432.5 kW
      Displacement 28 l. and 2.7 l. 90 % more or 25.3 l.

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Reverse gears number 4 and 2 50 % more or 2

      Carrier

      Rolling bearings number on either side 7 and 5 29 % more or 2

      2 reasons to buy Komatsu D21PG-6A:

      Motor

      Power measured at 2450 rev / min and 2000 rev / min 18 % more or 450 rev

      Carrier

      Track shoes number per side 67 and 37 45 % more or 30

      Neutral reasons:

      Standard blade

      Width 4800 mm and 2560 mm
      Height 2135 mm and 590 mm

      Sizes

      Length without blade 6215 mm and 2550 mm
      Length with blade 11130 mm and 3385 mm
      Width between caterpillar tracks 3480 mm and 1990 mm
      Height to cab upper part 4430 mm and 2510 mm
      Caterpillar track length on ground level 3910 mm and 1685 mm

      Operation

      Working weight 71500 kg and 4030 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model VTA1710-C800 and 4D95S-W

      Gear box

      Transmission type TF and HS

      Carrier

      Caterpillar track pitch 317.5 mm and 146.5 mm
      Track width 2650 mm and 1490 mm
      Standard shoe size 760 mm and 500 mm

      Images

      Sizes

      1. Length with blade 11130 mm 1. Length with blade 3385 mm
      2. Width between caterpillar tracks 3480 mm 2. Width between caterpillar tracks 1990 mm
      3. Height to cab upper part 4430 mm 3. Height to cab upper part 2510 mm
      4. Caterpillar track length on ground level 3910 mm 4. Caterpillar track length on ground level 1685 mm
      5. Clearance 540 mm 5. Clearance 365 mm
      6. Length without blade 6215 mm 6. Length without blade 2550 mm

      Carrier

      7. Track width 2650 mm 7. Track width 1490 mm
      8. Standard shoe size 760 mm 8. Standard shoe size 500 mm