vs.

      Case CX31B vs. Komatsu PC20MRX-1

      11 reasons to buy Case CX31B:

      Sizes

      Clearance 330 mm and 285 mm 14 % more or 45 mm
      Counterweight ground clearance 570 mm and 540 mm 5 % more or 30 mm
      Width to outside of caterpillar track 1540 mm and 1450 mm 6 % more or 90 mm

      Operation

      Fuel Capacity 38 l. and 25 l. 34 % more or 13 l.
      Hydraulic system fluid volume 48 l. and 21 l. 56 % more or 27 l.

      Motor

      Displacement 1.6 l. and 1 l. 37 % more or 0.6 l.

      Carrier

      Specific ground pressure 29.6 kPa and 31.7 kPa 7 % less or 2.1 kPa

      Booms/sections features 1

      Maximum excavation depth 2810 mm and 2360 mm 16 % more or 450 mm
      Maximum radius along ground level 4780 mm and 4115 mm 14 % more or 665 mm
      Maximum loading height 3360 mm and 2580 mm 23 % more or 780 mm
      Maximum vertical wall digging depth 2160 mm and 2020 mm 6 % more or 140 mm

      4 reasons to buy Komatsu PC20MRX-1:

      Swing device

      Rotation speed 9.3 rev / min and 8.9 rev / min 4 % more or 0.4 rev

      Operation

      Hydraulic system overflow valve pressure 20615.3 kPa and 159.7 kPa 99 % more or 20455.6 kPa
      Hydraulic pump flow rate 59.8 l/min and 76.8 l/min 22 % less or 17.0 l/min

      Carrier

      Maximum travel speed 4.8 km/h and 4.5 km/h 6 % more or 0.3 km/h

      Neutral reasons:

      Sizes

      Caterpillar track length on ground level 1540 mm and 1845 mm
      Rear platform swing radius 775 mm and 800 mm
      Height to cab upper part 2570 mm and 2410 mm

      Operation

      Working weight 3030 kg and 2290 kg

      Motor

      Manufacturer Yanmar and Komatsu
      Model 3TNV88-BPYB and 3D74E

      Carrier

      Shoe dimensions 300 mm and 250 mm

      Booms/sections features 1

      Maximum cut height 4770 mm and 3845 mm

      Images

      Sizes

      4. Caterpillar track length on ground level 1540 mm 4. Caterpillar track length on ground level 1845 mm
      5. Clearance 330 mm 5. Clearance 285 mm
      7. Height to cab upper part 2570 mm 7. Height to cab upper part 2410 mm
      8. Rear platform swing radius 775 mm 8. Rear platform swing radius 800 mm
      15. Counterweight ground clearance 570 mm 15. Counterweight ground clearance 540 mm
      2. Width to outside of caterpillar track 1540 mm 2. Width to outside of caterpillar track 1450 mm

      Carrier

      14. Shoe dimensions 300 mm 14. Shoe dimensions 250 mm

      Booms/sections features 1

      9. Maximum cut height 4770 mm 9. Maximum cut height 3845 mm
      10. Maximum loading height 3360 mm 10. Maximum loading height 2580 mm
      11. Maximum radius along ground level 4780 mm 11. Maximum radius along ground level 4115 mm
      12. Maximum vertical wall digging depth 2160 mm 12. Maximum vertical wall digging depth 2020 mm
      13. Maximum excavation depth 2810 mm 13. Maximum excavation depth 2360 mm