vs.

      Caterpillar D11T vs. Komatsu D21A-3

      11 reasons to buy Caterpillar D11T:

      Standard blade

      Cut depth 766 mm and 320 mm 58 % more or 446 mm

      Sizes

      Clearance 674.5 mm and 310 mm 54 % more or 364.5 mm

      Operation

      Fuel Capacity 1609 l. and 60 l. 96 % more or 1549 l.
      Cooling system fluid volume 238.8 l. and 14 l. 94 % more or 224.8 l.

      Motor

      Displacement 32.1 l. and 2.6 l. 92 % more or 29.5 l.
      Cylinders number 12 and 4 67 % more or 8
      Full power 698 kW and 27.6 kW 96 % more or 670.4 kW

      Gear box

      Maximum reverse gear 14 km/h and 6.4 km/h 54 % more or 7.6 km/h
      Maximum forward speed 11.8 km/h and 6.9 km/h 42 % more or 4.9 km/h

      Carrier

      Track shoes number per side 41 and 37 10 % more or 4
      Rolling bearings number on either side 8 and 5 37 % more or 3

      2 reasons to buy Komatsu D21A-3:

      Motor

      Power measured at 2450 rev / min and 1800 rev / min 27 % more or 650 rev

      Carrier

      Specific ground pressure 28.4 kPa and 138.1 kPa 79 % less or 109.7 kPa

      Neutral reasons:

      Standard blade

      Width 5600 mm and 2300 mm
      Height 2773 mm and 565 mm

      Sizes

      Length with blade 10637.5 mm and 3450 mm
      Width between caterpillar tracks 3606 mm and 1540 mm
      Height to cab upper part 4078 mm and 2085 mm
      Caterpillar track length on ground level 3855 mm and 1675 mm
      Length without blade 6027 mm and 2465 mm

      Operation

      Working weight 104590 kg and 3430 kg

      Motor

      Manufacturer Caterpillar and Komatsu
      Model 3508B and 4D92-1

      Gear box

      Transmission type powershift and HS
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Standard shoe size 710 mm and 300 mm
      Caterpillar track pitch 318 mm and 135 mm
      Track width 2896 mm and 1190 mm

      Images

      Sizes

      3. Height to cab upper part 4078 mm 3. Height to cab upper part 2085 mm
      4. Caterpillar track length on ground level 3855 mm 4. Caterpillar track length on ground level 1675 mm
      5. Clearance 674.5 mm 5. Clearance 310 mm
      6. Length without blade 6027 mm 6. Length without blade 2465 mm
      1. Length with blade 10637.5 mm 1. Length with blade 3450 mm
      2. Width between caterpillar tracks 3606 mm 2. Width between caterpillar tracks 1540 mm

      Carrier

      7. Track width 2896 mm 7. Track width 1190 mm
      8. Standard shoe size 710 mm 8. Standard shoe size 300 mm