vs.

      Komatsu PC20-2 vs. Hitachi EX40-2

      3 reasons to buy Komatsu PC20-2:

      Swing device

      Rotation speed 12.5 rev / min and 10 rev / min 20 % more or 2.5 rev

      Operation

      Hydraulic pump flow rate 78 l/min and 88.2 l/min 12 % less or 10.2 l/min
      Hydraulic system fluid volume 65 l. and 62 l. 5 % more or 3 l.

      12 reasons to buy Hitachi EX40-2:

      Sizes

      Width to outside of caterpillar track 1850 mm and 1470 mm 21 % more or 380 mm
      Clearance 365 mm and 305 mm 16 % more or 60 mm
      Counterweight ground clearance 635 mm and 570 mm 10 % more or 65 mm

      Operation

      Hydraulic system overflow valve pressure 26478 kPa and 17167.9 kPa 35 % more or 9310.1 kPa
      Fuel Capacity 50 l. and 40 l. 20 % more or 10 l.

      Motor

      Displacement 2.2 l. and 1.4 l. 36 % more or 0.8 l.

      Carrier

      Specific ground pressure 24.5 kPa and 29.6 kPa 17 % less or 5.1 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 excavation depth 3385 mm and 2455 mm 27 % more or 930 mm
      Maximum radius along ground level 5720 mm and 4345 mm 24 % more or 1375 mm
      Maximum loading height 4115 mm and 2345 mm 43 % more or 1770 mm
      Maximum vertical wall digging depth 2685 mm and 1955 mm 27 % more or 730 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2335 mm and 2595 mm
      Rear platform swing radius 1380 mm and 1445 mm
      Caterpillar track length on ground level 1575 mm and 1930 mm

      Operation

      Working weight 2798.7 kg and 4150 kg

      Motor

      Manufacturer Komatsu and Kubota
      Model 3D84-1A and V2203-KA

      Carrier

      Shoe dimensions 300 mm and 400 mm
      Track width 1170 mm and 1450 mm

      Booms/sections features 1

      Unit load-transfer length 4400 mm and 5430 mm
      Maximum cut height 3485 mm and 5805 mm
      Unit load-transfer height 2335 mm and 2595 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 1470 mm 2. Width to outside of caterpillar track 1850 mm
      4. Caterpillar track length on ground level 1575 mm 4. Caterpillar track length on ground level 1930 mm
      5. Clearance 305 mm 5. Clearance 365 mm
      7. Height to cab upper part 2335 mm 7. Height to cab upper part 2595 mm
      8. Rear platform swing radius 1380 mm 8. Rear platform swing radius 1445 mm
      15. Counterweight ground clearance 570 mm 15. Counterweight ground clearance 635 mm

      Carrier

      6. Track width 1170 mm 6. Track width 1450 mm
      14. Shoe dimensions 300 mm 14. Shoe dimensions 400 mm

      Booms/sections features 1

      11. Maximum radius along ground level 4345 mm 11. Maximum radius along ground level 5720 mm
      12. Maximum vertical wall digging depth 1955 mm 12. Maximum vertical wall digging depth 2685 mm
      13. Maximum excavation depth 2455 mm 13. Maximum excavation depth 3385 mm
      1. Unit load-transfer length 4400 mm 1. Unit load-transfer length 5430 mm
      3. Unit load-transfer height 2335 mm 3. Unit load-transfer height 2595 mm
      9. Maximum cut height 3665 mm 9. Maximum cut height 5805 mm
      10. Maximum loading height 2545 mm 10. Maximum loading height 4115 mm