vs.

      Caterpillar D4C serie III vs. Komatsu D21P-8

      16 reasons to buy Caterpillar D4C serie III:

      Standard blade

      Cut depth 448 mm and 355 mm 21 % more or 93 mm

      Operation

      Fuel Capacity 157 l. and 60 l. 62 % more or 97 l.
      Cooling system fluid volume 21 l. and 10 l. 52 % more or 11 l.
      Engine oil volume 13 l. and 6.6 l. 49 % more or 6.4 l.
      Hydraulic system fluid volume 56.8 l. and 21 l. 63 % more or 35.8 l.
      Final drive fluid volume 14.7 l. and 8 l. 46 % more or 6.7 l.

      Motor

      Full power 65.6 kW and 32.2 kW 51 % more or 33.4 kW
      Effective power 60.4 kW and 29.5 kW 51 % more or 30.9 kW
      Displacement 5 l. and 3.1 l. 38 % more or 1.9 l.
      Cylinders number 6 and 4 33 % more or 2

      Gear box

      Forward gears number 3 and 2 33 % more or 1
      Reverse gears number 3 and 2 33 % more or 1
      Maximum forward speed 11.1 km/h and 4.4 km/h 60 % more or 6.7 km/h
      Maximum reverse gear 11.9 km/h and 5.6 km/h 53 % more or 6.3 km/h

      Carrier

      Track shoes number per side 39 and 37 5 % more or 2
      Rolling bearings number on either side 6 and 5 17 % more or 1

      1 reasons to buy Komatsu D21P-8:

      Carrier

      Specific ground pressure 20.6 kPa and 42.7 kPa 52 % less or 22.1 kPa

      Neutral reasons:

      Standard blade

      Width 2740 mm and 2560 mm
      Height 928 mm and 820 mm
      Blade angle in both directions 25 degrees and 25 degrees

      Sizes

      Length with blade 3994 mm and 3365 mm
      Width between caterpillar tracks 1905 mm and 1490 mm
      Height to cab upper part 2728 mm and 2450 mm

      Operation

      Working weight 7266.1 kg and 4240 kg

      Motor

      Manufacturer Caterpillar and Komatsu
      Model 3046 and 4D94LE-2
      Aspiration natural aspiration and natural aspiration

      Gear box

      Transmission type powershift and Komatsu transmission Hydro-Gear switching

      Carrier

      Contact with ground area 1.7 m2 and 1.7 m2
      Standard shoe size 406 mm and 510 mm

      Images

      Sizes

      1. Length with blade 3994 mm 1. Length with blade 3365 mm
      2. Width between caterpillar tracks 1905 mm 2. Width between caterpillar tracks 1490 mm
      3. Height to cab upper part 2728 mm 3. Height to cab upper part 2450 mm

      Carrier

      8. Standard shoe size 406 mm 8. Standard shoe size 510 mm