vs.

      Caterpillar D6R XR vs. Komatsu D31PX-21 KOMSTAT II

      13 reasons to buy Caterpillar D6R XR:

      Standard blade

      Cut depth 473 mm and 380 mm 20 % more or 93 mm

      Operation

      Engine oil volume 27.5 l. and 12.5 l. 55 % more or 15.0 l.
      Hydraulic system fluid volume 76 l. and 47 l. 38 % more or 29 l.
      Final drive fluid volume 13.5 l. and 3.5 l. 74 % more or 10.0 l.
      Fuel Capacity 383 l. and 165 l. 57 % more or 218 l.
      Cooling system fluid volume 74 l. and 27 l. 64 % more or 47 l.

      Motor

      Effective power 130.5 kW and 56 kW 57 % more or 74.5 kW
      Displacement 10.5 l. and 3.9 l. 63 % more or 6.6 l.
      Cylinders number 6 and 4 33 % more or 2

      Gear box

      Maximum forward speed 11.9 km/h and 8.5 km/h 29 % more or 3.4 km/h
      Maximum reverse gear 15.3 km/h and 8.5 km/h 44 % more or 6.8 km/h

      Carrier

      Contact with ground area 3.1 m2 and 2.6 m2 16 % more or 0.5 m2
      Rolling bearings number on either side 7 and 6 14 % more or 1

      2 reasons to buy Komatsu D31PX-21 KOMSTAT II:

      Sizes

      Clearance 384 mm and 383 mm 0 % more or 1 mm

      Carrier

      Specific ground pressure 28 kPa and 59.4 kPa 53 % less or 31.4 kPa

      Neutral reasons:

      Standard blade

      Width 3360 mm and 3200 mm
      Height 1257 mm and 855 mm

      Sizes

      Length with blade 5048 mm and 3995 mm
      Width between caterpillar tracks 2440 mm and 2250 mm
      Height to cab upper part 3195 mm and 2700 mm

      Operation

      Working weight 18415.9 kg and 7650 kg

      Motor

      Manufacturer Caterpillar and Komatsu
      Model 3306 and SAA4D102E-2
      Aspiration turbocharging and turbocharging

      Hydraulic system

      Overflow valve pressure 19305.3 kPa and 20615.3 kPa

      Gear box

      Transmission type powershift and dual path hydrostatic transmission
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Caterpillar track pitch 203 mm and 1650 mm
      Track width 1880 mm and 1650 mm
      Standard shoe size 560 mm and 600 mm
      Track shoes number per side 40 and 40

      Images

      Sizes

      1. Length with blade 5048 mm 1. Length with blade 3995 mm
      2. Width between caterpillar tracks 2440 mm 2. Width between caterpillar tracks 2250 mm
      3. Height to cab upper part 3195 mm 3. Height to cab upper part 2700 mm
      5. Clearance 383 mm 5. Clearance 384 mm

      Carrier

      7. Track width 1880 mm 7. Track width 1650 mm
      8. Standard shoe size 560 mm 8. Standard shoe size 600 mm