vs.

      Komatsu PC20R-8 vs. Komatsu PC40-2

      2 reasons to buy Komatsu PC20R-8:

      Carrier

      Maximum travel speed 4.3 km/h and 2.2 km/h 49 % more or 2.1 km/h
      Specific ground pressure 1.6 lb / sq. inch and 4 lb / sq. inch 60 % less or 2.4 lb

      14 reasons to buy Komatsu PC40-2:

      Swing device

      Rotation speed 12 rev / min and 9 rev / min 25 % more or 3 rev

      Sizes

      Width to outside of caterpillar track 1760 mm and 1370 mm 22 % more or 390 mm
      Counterweight ground clearance 590 mm and 545 mm 8 % more or 45 mm

      Motor

      Displacement 2.2 l. and 1.2 l. 45 % more or 1.0 l.
      Maximum torque 121 Nm and 72.5 Nm 40 % more or 48.5 Nm
      Full power 26.1 kW and 19.9 kW 24 % more or 6.2 kW

      Booms/sections features 2

      Maximum vertical wall digging depth 2800 mm and 2190 mm 22 % more or 610 mm
      Maximum excavation depth 3670 mm and 2550 mm 31 % more or 1120 mm
      Maximum radius along ground level 5780 mm and 4510 mm 22 % more or 1270 mm
      Maximum loading height 3280 mm and 2945 mm 10 % more or 335 mm

      Booms/sections features 1

      Maximum vertical wall digging depth 2470 mm and 1900 mm 23 % more or 570 mm
      Maximum excavation depth 3170 mm and 2350 mm 26 % more or 820 mm
      Maximum radius along ground level 5465 mm and 4250 mm 22 % more or 1215 mm
      Maximum loading height 3130 mm and 2765 mm 12 % more or 365 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2450 mm and 2415 mm
      Rear platform swing radius 1240 mm and 1590 mm
      Caterpillar track length on ground level 1340 mm and 1710 mm

      Operation

      Working weight 2535 kg and 4336.3 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model 3D78AE-3FA and 3D94-2A

      Carrier

      Track width 1120 mm and 1350 mm
      Shoe dimensions 250 mm and 400 mm

      Booms/sections features 2

      Unit load-transfer height 2450 mm and 2415 mm
      Maximum cut height 4205 mm and 5000 mm

      Booms/sections features 1

      Unit load-transfer height 2450 mm and 2415 mm
      Unit load-transfer length 4250 mm and 5260 mm
      Maximum cut height 4030 mm and 4795 mm

      Images

      Sizes

      7. Height to cab upper part 2450 mm 7. Height to cab upper part 2415 mm
      8. Rear platform swing radius 1240 mm 8. Rear platform swing radius 1590 mm
      15. Counterweight ground clearance 545 mm 15. Counterweight ground clearance 590 mm
      2. Width to outside of caterpillar track 1370 mm 2. Width to outside of caterpillar track 1760 mm
      4. Caterpillar track length on ground level 1340 mm 4. Caterpillar track length on ground level 1710 mm

      Carrier

      6. Track width 1120 mm 6. Track width 1350 mm
      14. Shoe dimensions 250 mm 14. Shoe dimensions 400 mm

      Booms/sections features 1

      13. Maximum excavation depth 2550 mm 13. Maximum excavation depth 3670 mm
      1. Unit load-transfer length 4250 mm 1. Unit load-transfer length 5260 mm
      3. Unit load-transfer height 2450 mm 3. Unit load-transfer height 2415 mm
      9. Maximum cut height 4030 mm 9. Maximum cut height 5000 mm
      10. Maximum loading height 2765 mm 10. Maximum loading height 3280 mm
      11. Maximum radius along ground level 4250 mm 11. Maximum radius along ground level 5780 mm
      12. Maximum vertical wall digging depth 1900 mm 12. Maximum vertical wall digging depth 2800 mm