vs.

      Caterpillar D4 vs. Komatsu D21A-5

      6 reasons to buy Caterpillar D4:

      Operation

      Fuel Capacity 113.6 l. and 60 l. 47 % more or 53.6 l.
      Cooling system fluid volume 41.6 l. and 13 l. 69 % more or 28.6 l.

      Motor

      Full power 35.8 kW and 29.1 kW 19 % more or 6.7 kW
      Displacement 5.7 l. and 2.9 l. 49 % more or 2.8 l.

      Gear box

      Maximum forward speed 8.7 km/h and 4.4 km/h 49 % more or 4.3 km/h
      Forward gears number 5 and 2 60 % more or 3

      4 reasons to buy Komatsu D21A-5:

      Sizes

      Clearance 310 mm and 289.6 mm 7 % more or 20.4 mm

      Gear box

      Reverse gears number 2 and 1 50 % more or 1
      Maximum reverse gear 5.4 km/h and 3.1 km/h 43 % more or 2.3 km/h

      Carrier

      Track shoes number per side 37 and 31 16 % more or 6

      Neutral reasons:

      Sizes

      Width between caterpillar tracks 1981.2 mm and 1610 mm
      Height to cab upper part 1752.6 mm and 2160 mm
      Length without blade 3124.2 mm and 2440 mm
      Caterpillar track length on ground level 1575.8 mm and 1685 mm

      Operation

      Working weight 4926 kg and 3620 kg

      Motor

      Cylinders number 4 and 4
      Manufacturer Caterpillar and Komatsu

      Carrier

      Standard shoe size 330.2 mm and 300 mm
      Track width 1524 mm and 1310 mm

      Images

      Sizes

      4. Caterpillar track length on ground level 1575.8 mm 4. Caterpillar track length on ground level 1685 mm
      5. Clearance 289.6 mm 5. Clearance 310 mm
      6. Length without blade 3124.2 mm 6. Length without blade 2440 mm
      2. Width between caterpillar tracks 1981.2 mm 2. Width between caterpillar tracks 1610 mm
      3. Height to cab upper part 1752.6 mm 3. Height to cab upper part 2160 mm

      Carrier

      7. Track width 1524 mm 7. Track width 1310 mm
      8. Standard shoe size 330.2 mm 8. Standard shoe size 300 mm