vs.

      Komatsu D31EX-21 KOMSTAT II vs. Komatsu D20PLL-7E

      3 reasons to buy Komatsu D31EX-21 KOMSTAT II:

      Sizes

      Clearance 384 mm and 355 mm 8 % more or 29 mm

      Motor

      Displacement 3.9 l. and 2.8 l. 28 % more or 1.1 l.

      Gear box

      Reverse gears number 3 and 2 33 % more or 1

      1 reasons to buy Komatsu D20PLL-7E:

      Carrier

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

      Neutral reasons:

      Sizes

      Length with blade 4015 mm and 3645 mm
      Width between caterpillar tracks 1850 mm and 2890 mm
      Height to cab upper part 2700 mm and 2500 mm
      Caterpillar track length on ground level 2010 mm and 2085 mm

      Operation

      Working weight 7130 kg and 4710 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model SAA4D102E-2 and 4D94E

      Gear box

      Transmission type dual path hydrostatic transmission and DD
      Forward gears number 3 and 3

      Carrier

      Standard shoe size 400 mm and 1050 mm
      Caterpillar track pitch 1450 mm and 135 mm
      Track width 1450 mm and 1840 mm

      Images

      Sizes

      1. Length with blade 4015 mm 1. Length with blade 3645 mm
      2. Width between caterpillar tracks 1850 mm 2. Width between caterpillar tracks 2890 mm
      3. Height to cab upper part 2700 mm 3. Height to cab upper part 2500 mm
      4. Caterpillar track length on ground level 2010 mm 4. Caterpillar track length on ground level 2085 mm
      5. Clearance 384 mm 5. Clearance 355 mm

      Carrier

      8. Standard shoe size 400 mm 8. Standard shoe size 1050 mm
      7. Track width 1450 mm 7. Track width 1840 mm