vs.

      Komatsu D39PX-21 KOMSTAT II vs. Caterpillar D9T

      1 reasons to buy Komatsu D39PX-21 KOMSTAT II:

      Carrier

      Specific ground pressure 29.4 kPa and 110.9 kPa 73 % less or 81.5 kPa

      13 reasons to buy Caterpillar D9T:

      Standard blade

      Cut depth 606 mm and 440 mm 27 % more or 166 mm

      Operation

      Fuel Capacity 889 l. and 165 l. 81 % more or 724 l.
      Cooling system fluid volume 104 l. and 32 l. 69 % more or 72 l.
      Engine oil volume 38 l. and 12.5 l. 67 % more or 25.5 l.
      Hydraulic system fluid volume 89 l. and 47 l. 47 % more or 42 l.
      Final drive fluid volume 15 l. and 3.5 l. 77 % more or 11.5 l.

      Motor

      Effective power 306 kW and 71 kW 77 % more or 235 kW
      Displacement 18.1 l. and 3.9 l. 78 % more or 14.2 l.

      Gear box

      Maximum forward speed 11.7 km/h and 8.5 km/h 27 % more or 3.2 km/h
      Maximum reverse gear 14.3 km/h and 8.5 km/h 41 % more or 5.8 km/h

      Carrier

      Track shoes number per side 43 and 39 9 % more or 4
      Rolling bearings number on either side 8 and 6 25 % more or 2
      Contact with ground area 4.2 m2 and 3 m2 29 % more or 1.2 m2

      Neutral reasons:

      Standard blade

      Width 3330 mm and 4310 mm
      Height 890 mm and 1934 mm

      Sizes

      Length with blade 4200 mm and 6630 mm
      Width between caterpillar tracks 2425 mm and 2865 mm
      Height to cab upper part 2770 mm and 3815 mm
      Caterpillar track length on ground level 2360 mm and 3474 mm

      Operation

      Working weight 8900 kg and 47900 kg

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA4D102E-2 and C18 ACERT

      Gear box

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

      Carrier

      Caterpillar track pitch 1790 mm and 240 mm
      Track width 1790 mm and 2250 mm
      Standard shoe size 635 mm and 610 mm

      Images

      Sizes

      1. Length with blade 4200 mm 1. Length with blade 6630 mm
      2. Width between caterpillar tracks 2425 mm 2. Width between caterpillar tracks 2865 mm
      3. Height to cab upper part 2770 mm 3. Height to cab upper part 3815 mm
      4. Caterpillar track length on ground level 2360 mm 4. Caterpillar track length on ground level 3474 mm

      Carrier

      7. Track width 1790 mm 7. Track width 2250 mm
      8. Standard shoe size 635 mm 8. Standard shoe size 610 mm