vs.

      Komatsu D21S-3 vs. Caterpillar 931C serie II

      3 reasons to buy Komatsu D21S-3:

      Operation

      Static tipping load 1111.3 kg and 4895 kg 77 % less or 3783.7 kg
      Breakout force in folded state 17.6 kN and 63.5 kN 72 % less or 45.9 kN

      Carrier

      Specific ground pressure 38.3 kPa and 58.6 kPa 35 % less or 20.3 kPa

      7 reasons to buy Caterpillar 931C serie II:

      Sizes

      Width to outside of caterpillar track 1780 mm and 1490 mm 16 % more or 290 mm
      Ground clearance at full height and unloading 2619 mm and 2060 mm 21 % more or 559 mm

      Operation

      Fuel Capacity 116 l. and 60 l. 48 % more or 56 l.
      Cooling system fluid volume 20 l. and 14 l. 30 % more or 6 l.
      Maximum speed 11.2 km/h and 6.9 km/h 38 % more or 4.3 km/h

      Motor

      Effective power 52 kW and 27.6 kW 47 % more or 24.4 kW
      Displacement 5.2 l. and 2.6 l. 50 % more or 2.6 l.

      Neutral reasons:

      Sizes

      Length with bucket on ground level 3485 mm and 4142 mm
      Radius at high altitude unloading 715 mm and 828 mm

      Operation

      Working weight 3900.9 kg and 8047 kg

      Motor

      Manufacturer Komatsu and Caterpillar
      Model 4D92-1 and 3204

      Carrier

      Track width 1190 mm and 1422 mm
      Track shoe width 300 mm and 355.6 mm
      Rolling bearings number on either side 5 and 5
      Caterpillar track length on ground level 1675 mm and 1900 mm

      Images

      Sizes

      1. Length with bucket on ground level 3485 mm 1. Length with bucket on ground level 4142 mm
      2. Width to outside of caterpillar track 1490 mm 2. Width to outside of caterpillar track 1780 mm
      7. Ground clearance at full height and unloading 2060 mm 7. Ground clearance at full height and unloading 2619 mm
      8. Radius at high altitude unloading 715 mm 8. Radius at high altitude unloading 828 mm

      Carrier

      9. Track width 1190 mm 9. Track width 1422 mm