vs.

      Komatsu D21A-5 vs. Komatsu D85P-21

      2 reasons to buy Komatsu D21A-5:

      Motor

      Power measured at 2450 rev / min and 2000 rev / min 18 % more or 450 rev

      Carrier

      Specific ground pressure 29.4 kPa and 34.3 kPa 14 % less or 4.9 kPa

      15 reasons to buy Komatsu D85P-21:

      Standard blade

      Cut depth 540 mm and 350 mm 35 % more or 190 mm

      Sizes

      Clearance 510 mm and 310 mm 39 % more or 200 mm

      Operation

      Fuel Capacity 480 l. and 60 l. 87 % more or 420 l.
      Cooling system fluid volume 79 l. and 13 l. 84 % more or 66 l.

      Motor

      Full power 170 kW and 29.1 kW 83 % more or 140.9 kW
      Maximum torque 999.6 Nm and 147 Nm 85 % more or 852.6 Nm
      Displacement 15.2 l. and 2.9 l. 81 % more or 12.3 l.
      Cylinders number 6 and 4 33 % more or 2

      Hydraulic system

      Pump bandwidth 194 l/min and 53 l/min 73 % more or 141 l/min

      Gear box

      Maximum forward speed 10.7 km/h and 4.4 km/h 59 % more or 6.3 km/h
      Forward gears number 3 and 2 33 % more or 1
      Maximum reverse gear 13.3 km/h and 5.4 km/h 59 % more or 7.9 km/h
      Reverse gears number 3 and 2 33 % more or 1

      Carrier

      Track shoes number per side 45 and 37 18 % more or 8
      Rolling bearings number on either side 8 and 5 37 % more or 3

      Neutral reasons:

      Standard blade

      Height 590 mm and 1390 mm
      Width 2170 mm and 4365 mm

      Sizes

      Width between caterpillar tracks 1610 mm and 3160 mm
      Height to cab upper part 2160 mm and 3420 mm
      Caterpillar track length on ground level 1685 mm and 3480 mm
      Length without blade 2440 mm and 4720 mm
      Length with blade 3385 mm and 6060 mm

      Operation

      Working weight 3620 kg and 26690 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model 4D92-2P and S6D125E

      Hydraulic system

      Overflow valve pressure 15200.3 kPa and 19123 kPa

      Gear box

      Transmission type HS and TF

      Carrier

      Standard shoe size 300 mm and 910 mm
      Caterpillar track pitch 135 mm and 216 mm
      Track width 1310 mm and 2250 mm

      Images

      Sizes

      1. Length with blade 3385 mm 1. Length with blade 6060 mm
      2. Width between caterpillar tracks 1610 mm 2. Width between caterpillar tracks 3160 mm
      3. Height to cab upper part 2160 mm 3. Height to cab upper part 3420 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 3480 mm
      5. Clearance 310 mm 5. Clearance 510 mm
      6. Length without blade 2440 mm 6. Length without blade 4720 mm

      Carrier

      7. Track width 1310 mm 7. Track width 2250 mm
      8. Standard shoe size 300 mm 8. Standard shoe size 910 mm