vs.

      Komatsu D20PG-7A vs. Komatsu D31P-18A

      1 reasons to buy Komatsu D20PG-7A:

      Motor

      Power measured at 2450 rev / min and 2350 rev / min 4 % more or 100 rev

      6 reasons to buy Komatsu D31P-18A:

      Sizes

      Clearance 380 mm and 365 mm 4 % more or 15 mm

      Motor

      Full power 52.9 kW and 29.8 kW 44 % more or 23.1 kW
      Displacement 4.9 l. and 2.7 l. 45 % more or 2.2 l.
      Cylinders number 6 and 4 33 % more or 2

      Gear box

      Reverse gears number 3 and 2 33 % more or 1

      Carrier

      Rolling bearings number on either side 6 and 5 17 % more or 1

      Neutral reasons:

      Standard blade

      Height 590 mm and 790 mm
      Width 2560 mm and 2875 mm

      Sizes

      Length without blade 2550 mm and 3030 mm
      Length with blade 3385 mm and 3940 mm
      Height to cab upper part 2510 mm and 2730 mm
      Width between caterpillar tracks 1990 mm and 2250 mm
      Caterpillar track length on ground level 1685 mm and 2185 mm

      Operation

      Working weight 3980 kg and 6800 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model 4D95S and 6D95L

      Gear box

      Transmission type DD and HS
      Forward gears number 3 and 3

      Carrier

      Standard shoe size 500 mm and 600 mm
      Caterpillar track pitch 146.5 mm and 154 mm
      Track width 1490 mm and 1650 mm

      Images

      Sizes

      5. Clearance 365 mm 5. Clearance 380 mm
      6. Length without blade 2550 mm 6. Length without blade 3030 mm
      1. Length with blade 3385 mm 1. Length with blade 3940 mm
      2. Width between caterpillar tracks 1990 mm 2. Width between caterpillar tracks 2250 mm
      3. Height to cab upper part 2510 mm 3. Height to cab upper part 2730 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 2185 mm

      Carrier

      7. Track width 1490 mm 7. Track width 1650 mm
      8. Standard shoe size 500 mm 8. Standard shoe size 600 mm