vs.

      Komatsu D85EX-15 vs. Komatsu D31P-20

      10 reasons to buy Komatsu D85EX-15:

      Operation

      Fuel Capacity 490 l. and 115 l. 77 % more or 375 l.
      Cooling system fluid volume 58 l. and 22 l. 62 % more or 36 l.
      Engine oil volume 38 l. and 14 l. 63 % more or 24 l.
      Final drive fluid volume 26 l. and 9.5 l. 63 % more or 16.5 l.

      Motor

      Effective power 179 kW and 52.2 kW 71 % more or 126.8 kW
      Displacement 11 l. and 3.9 l. 65 % more or 7.1 l.

      Gear box

      Maximum forward speed 10.1 km/h and 6.5 km/h 36 % more or 3.6 km/h
      Maximum reverse gear 13 km/h and 7.1 km/h 45 % more or 5.9 km/h

      Carrier

      Contact with ground area 3.4 m2 and 2.6 m2 24 % more or 0.8 m2
      Rolling bearings number on either side 7 and 6 14 % more or 1

      2 reasons to buy Komatsu D31P-20:

      Motor

      Power measured at 2350 rev / min and 1900 rev / min 19 % more or 450 rev

      Carrier

      Specific ground pressure 22.6 kPa and 73.6 kPa 69 % less or 51.0 kPa

      Neutral reasons:

      Operation

      Working weight 28100 kg and 6195 kg

      Motor

      Aspiration turbocharging, subsequent cooling of charging air by oncoming air flow, Exhaust gas recirculation system with cooling and turbocharging
      Manufacturer Komatsu and Komatsu
      Model SAA6D125E-5 and S4D102E

      Hydraulic system

      Overflow valve pressure 22545.8 kPa and 17200 kPa

      Gear box

      Transmission type Komatsu TORQFLOW transmission and Hydro-Gear switching
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Standard shoe size 560 mm and 600 mm
      Track shoes number per side 41 and 41
      Track width 2000 mm and 1450 mm

      Images

      Carrier

      7. Track width 2000 mm 7. Track width 1450 mm
      8. Standard shoe size 560 mm 8. Standard shoe size 600 mm