vs.

      Komatsu D31S-20 vs. Komatsu D57S-1 Previous Pattern

      3 reasons to buy Komatsu D31S-20:

      Operation

      Static tipping load 4260 kg and 9421.1 kg 55 % less or 5161.1 kg
      Breakout force in folded state 62.7 kN and 115.7 kN 46 % less or 53.0 kN

      Carrier

      Specific ground pressure 52.9 kPa and 74.5 kPa 29 % less or 21.6 kPa

      7 reasons to buy Komatsu D57S-1 Previous Pattern:

      Sizes

      Width to outside of caterpillar track 2145 mm and 1790 mm 17 % more or 355 mm
      Ground clearance at full height and unloading 2890 mm and 2540 mm 12 % more or 350 mm

      Operation

      Maximum speed 9.5 km/h and 6.5 km/h 32 % more or 3.0 km/h
      Fuel Capacity 260 l. and 115 l. 56 % more or 145 l.

      Motor

      Effective power 100.7 kW and 52 kW 48 % more or 48.7 kW
      Displacement 8.5 l. and 3.9 l. 54 % more or 4.6 l.

      Carrier

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

      Neutral reasons:

      Sizes

      Length with bucket on ground level 4090 mm and 5470 mm
      Radius at high altitude unloading 810 mm and 1190 mm

      Operation

      Working weight 6780 kg and 14630 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model S4D102E and S4D130-1A

      Carrier

      Track width 1450 mm and 1700 mm
      Track shoe width 330 mm and 400 mm
      Caterpillar track length on ground level 1880 mm and 2425 mm

      Images

      Sizes

      1. Length with bucket on ground level 4090 mm 1. Length with bucket on ground level 5470 mm
      2. Width to outside of caterpillar track 1790 mm 2. Width to outside of caterpillar track 2145 mm
      7. Ground clearance at full height and unloading 2540 mm 7. Ground clearance at full height and unloading 2890 mm
      8. Radius at high altitude unloading 810 mm 8. Radius at high altitude unloading 1190 mm

      Carrier

      9. Track width 1450 mm 9. Track width 1700 mm