vs.

      Komatsu PC20-2 vs. Case CX31

      6 reasons to buy Komatsu PC20-2:

      Swing device

      Rotation speed 12.5 rev / min and 9 rev / min 28 % more or 3.5 rev

      Sizes

      Counterweight ground clearance 570 mm and 565 mm 1 % more or 5 mm

      Operation

      Fuel Capacity 40 l. and 37.9 l. 5 % more or 2.1 l.
      Hydraulic system fluid volume 65 l. and 48 l. 26 % more or 17 l.
      Hydraulic system overflow valve pressure 17167.9 kPa and 156.9 kPa 99 % more or 17011.0 kPa

      Motor

      Displacement 1.4 l. and 1.3 l. 7 % more or 0.1 l.

      9 reasons to buy Case CX31:

      Sizes

      Width to outside of caterpillar track 1550 mm and 1470 mm 5 % more or 80 mm
      Clearance 320 mm and 305 mm 5 % more or 15 mm

      Operation

      Hydraulic pump flow rate 62.6 l/min and 78 l/min 20 % less or 15.4 l/min

      Carrier

      Specific ground pressure 29 kPa and 29.6 kPa 2 % less or 0.6 kPa
      Maximum travel speed 4.5 km/h and 1.7 km/h 62 % more or 2.8 km/h

      Booms/sections features 1

      Maximum radius along ground level 4800 mm and 4345 mm 9 % more or 455 mm
      Maximum vertical wall digging depth 2160 mm and 1955 mm 9 % more or 205 mm
      Maximum loading height 3150 mm and 2345 mm 26 % more or 805 mm
      Maximum excavation depth 2820 mm and 2455 mm 13 % more or 365 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2335 mm and 2510 mm
      Rear platform swing radius 1380 mm and 775 mm
      Caterpillar track length on ground level 1575 mm and 1540 mm

      Operation

      Working weight 2798.7 kg and 3000.1 kg

      Motor

      Manufacturer Komatsu and Yanmar
      Model 3D84-1A and 3TNE82A

      Carrier

      Shoe dimensions 300 mm and 300 mm

      Booms/sections features 1

      Maximum cut height 3485 mm and 4500 mm
      Unit load-transfer height 2335 mm and 2510 mm
      Unit load-transfer length 4400 mm and 4440 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 1470 mm 2. Width to outside of caterpillar track 1550 mm
      4. Caterpillar track length on ground level 1575 mm 4. Caterpillar track length on ground level 1540 mm
      5. Clearance 305 mm 5. Clearance 320 mm
      7. Height to cab upper part 2335 mm 7. Height to cab upper part 2510 mm
      8. Rear platform swing radius 1380 mm 8. Rear platform swing radius 775 mm
      15. Counterweight ground clearance 570 mm 15. Counterweight ground clearance 565 mm

      Carrier

      14. Shoe dimensions 300 mm 14. Shoe dimensions 300 mm

      Booms/sections features 1

      13. Maximum excavation depth 2955 mm 13. Maximum excavation depth 2820 mm
      1. Unit load-transfer length 4400 mm 1. Unit load-transfer length 4440 mm
      3. Unit load-transfer height 2335 mm 3. Unit load-transfer height 2510 mm
      9. Maximum cut height 3665 mm 9. Maximum cut height 4500 mm
      10. Maximum loading height 2545 mm 10. Maximum loading height 3150 mm
      11. Maximum radius along ground level 4865 mm 11. Maximum radius along ground level 4800 mm
      12. Maximum vertical wall digging depth 2255 mm 12. Maximum vertical wall digging depth 2160 mm