vs.

      Komatsu D21A-7 vs. Liebherr PR712B

      1 reasons to buy Komatsu D21A-7:

      Motor

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

      5 reasons to buy Liebherr PR712B:

      Sizes

      Clearance 370 mm and 295 mm 20 % more or 75 mm

      Motor

      Displacement 6.7 l. and 2.7 l. 60 % more or 4.0 l.

      Gear box

      Forward gears number 3 and 2 33 % more or 1
      Reverse gears number 3 and 2 33 % more or 1

      Carrier

      Rolling bearings number on either side 7 and 5 29 % more or 2

      Neutral reasons:

      Standard blade

      Width 2170 mm and 3000 mm
      Height 590 mm and 950 mm

      Sizes

      Width between caterpillar tracks 1610 mm and 2748 mm
      Height to cab upper part 2475 mm and 3100 mm
      Caterpillar track length on ground level 1685 mm and 2615 mm
      Length without blade 2560 mm and 3675 mm
      Length with blade 3400 mm and 4665 mm

      Operation

      Working weight 3600 kg and 13607.8 kg

      Motor

      Cylinders number 4 and 4
      Manufacturer Komatsu and Liebherr
      Model 4D95S and D 924 T-E

      Gear box

      Transmission type HS and Hydro-Static Transmission

      Carrier

      Standard shoe size 300 mm and 560 mm
      Track width 1310 mm and 1750 mm

      Images

      Sizes

      1. Length with blade 3400 mm 1. Length with blade 4665 mm
      2. Width between caterpillar tracks 1610 mm 2. Width between caterpillar tracks 2748 mm
      3. Height to cab upper part 2475 mm 3. Height to cab upper part 3100 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 2615 mm
      5. Clearance 295 mm 5. Clearance 370 mm
      6. Length without blade 2560 mm 6. Length without blade 3675 mm

      Carrier

      7. Track width 1310 mm 7. Track width 1750 mm
      8. Standard shoe size 300 mm 8. Standard shoe size 560 mm