vs.

      Komatsu D31EX-22 vs. Caterpillar D11T

      2 reasons to buy Komatsu D31EX-22:

      Motor

      Power measured at 2200 rev / min and 1800 rev / min 18 % more or 400 rev

      Carrier

      Specific ground pressure 46.1 kPa and 138.1 kPa 67 % less or 92.0 kPa

      19 reasons to buy Caterpillar D11T:

      Standard blade

      Volume 27.2 m3 and 1.6 m3 94 % more or 25.6 m3
      Cut depth 766 mm and 390 mm 49 % more or 376 mm

      Sizes

      Clearance 674.5 mm and 315 mm 53 % more or 359.5 mm

      Operation

      Fuel Capacity 1609 l. and 195 l. 88 % more or 1414 l.
      Engine oil volume 106 l. and 11 l. 90 % more or 95 l.
      Cooling system fluid volume 238.8 l. and 18 l. 92 % more or 220.8 l.
      Hydraulic system fluid volume 243 l. and 60 l. 75 % more or 183 l.
      Final drive fluid volume 30 l. and 3.5 l. 88 % more or 26.5 l.
      Generator current strength 100 amperes and 35 amperes 65 % more or 65 amperes

      Motor

      Full power 698 kW and 59.7 kW 91 % more or 638.3 kW
      Effective power 634 kW and 58.2 kW 91 % more or 575.8 kW
      Displacement 32.1 l. and 3.3 l. 90 % more or 28.8 l.
      Cylinders number 12 and 4 67 % more or 8

      Hydraulic system

      Pump bandwidth 250 l/min and 99.2 l/min 60 % more or 150.8 l/min

      Gear box

      Maximum forward speed 11.8 km/h and 8.5 km/h 28 % more or 3.3 km/h
      Maximum reverse gear 14 km/h and 8.5 km/h 39 % more or 5.5 km/h

      Carrier

      Track shoes number per side 41 and 40 2 % more or 1
      Rolling bearings number on either side 8 and 6 25 % more or 2
      Contact with ground area 6.3 m2 and 1.8 m2 71 % more or 4.5 m2

      Neutral reasons:

      Standard blade

      Width 2550 mm and 5600 mm
      Height 840 mm and 2773 mm

      Sizes

      Length with blade 4175 mm and 10637.5 mm
      Width between caterpillar tracks 1910 mm and 3606 mm
      Height to cab upper part 2760 mm and 4078 mm
      Caterpillar track length on ground level 2185 mm and 3855 mm

      Operation

      Operating voltage 24 V and 24 V
      Working weight 8190 kg and 104590 kg

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA4D95LE-5 and 3508B
      Aspiration turbocharging, subsequent cooling of charging air by oncoming air flow and turbocharging

      Hydraulic system

      Type of pump piston pump and gear type pump
      Overflow valve pressure 27461.8 kPa and 24135 kPa

      Gear box

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

      Carrier

      Track width 1510 mm and 2896 mm
      Standard shoe size 400 mm and 710 mm

      Images

      Sizes

      1. Length with blade 4175 mm 1. Length with blade 10637.5 mm
      2. Width between caterpillar tracks 1910 mm 2. Width between caterpillar tracks 3606 mm
      3. Height to cab upper part 2760 mm 3. Height to cab upper part 4078 mm
      4. Caterpillar track length on ground level 2185 mm 4. Caterpillar track length on ground level 3855 mm
      5. Clearance 315 mm 5. Clearance 674.5 mm

      Carrier

      7. Track width 1510 mm 7. Track width 2896 mm
      8. Standard shoe size 400 mm 8. Standard shoe size 710 mm