vs.

      Hitachi ZX470R-3 vs. Komatsu PC138US-2

      22 reasons to buy Hitachi ZX470R-3:

      Sizes

      Width to outside of caterpillar track 3490 mm and 2490 mm 29 % more or 1000 mm
      Clearance 723 mm and 395 mm 45 % more or 328 mm
      Counterweight ground clearance 1360 mm and 900 mm 34 % more or 460 mm

      Operation

      Fuel Capacity 725 l. and 200 l. 72 % more or 525 l.
      Cooling system fluid volume 55 l. and 18.2 l. 67 % more or 36.8 l.
      Hydraulic system fluid volume 560 l. and 69 l. 88 % more or 491 l.
      Engine oil volume 57 l. and 17 l. 70 % more or 40 l.
      Boom reach drive mechanism fluid volume 6.5 l. and 2.5 l. 62 % more or 4.0 l.

      Motor

      Effective power 260 kW and 66 kW 75 % more or 194 kW
      Displacement 15.7 l. and 3.3 l. 79 % more or 12.4 l.
      Cylinders number 6 and 4 33 % more or 2

      Carrier

      Track shoes number per side 47 and 43 9 % more or 4
      Support rollers number on either side 3 and 1 67 % more or 2
      Rolling bearings number on either side 8 and 7 12 % more or 1
      Maximum travel speed 5.5 km/h and 5.1 km/h 7 % more or 0.4 km/h

      Booms/sections features 2

      Maximum radius along ground level 11840 mm and 8180 mm 31 % more or 3660 mm
      Maximum loading height 7650 mm and 6840 mm 11 % more or 810 mm
      Maximum vertical wall digging depth 7100 mm and 4900 mm 31 % more or 2200 mm
      Maximum excavation depth 7770 mm and 5480 mm 29 % more or 2290 mm

      Booms/sections features 1

      Maximum radius along ground level 11090 mm and 7805 mm 30 % more or 3285 mm
      Maximum loading height 7100 mm and 6525 mm 8 % more or 575 mm
      Maximum excavation depth 7200 mm and 5070 mm 30 % more or 2130 mm

      6 reasons to buy Komatsu PC138US-2:

      Swing device

      Rotation speed 10.5 rev / min and 9 rev / min 14 % more or 1.5 rev

      Operation

      Hydraulic pump flow rate 226 l/min and 720 l/min 69 % less or 494 l/min
      Hydraulic system overflow valve pressure 34813.6 kPa and 34300 kPa 1 % more or 513.6 kPa

      Motor

      Power measured at 2200 rev / min and 1800 rev / min 18 % more or 400 rev

      Carrier

      Specific ground pressure 42.1 kPa and 89 kPa 53 % less or 46.9 kPa

      Booms/sections features 1

      Maximum vertical wall digging depth 4490 mm and 4270 mm 5 % more or 220 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 3450 mm and 2815 mm
      Rear platform swing radius 3645 mm and 1480 mm
      Caterpillar track length on ground level 4040 mm and 2880 mm

      Operation

      Working weight 47900 kg and 13480 kg

      Motor

      Manufacturer Isuzu and Komatsu
      Model AH-6WG1XYSA-01 and SAA4D95LE-3
      Aspiration turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator)

      Carrier

      Shoe dimensions 600 mm and 500 mm
      Track width 2890 mm and 1990 mm

      Booms/sections features 2

      Maximum cut height 11060 mm and 9340 mm
      Unit load-transfer height 3480 mm and 2850 mm
      Unit load-transfer length 11910 mm and 7260 mm

      Booms/sections features 1

      Maximum cut height 10170 mm and 9020 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 3490 mm 2. Width to outside of caterpillar track 2490 mm
      4. Caterpillar track length on ground level 4040 mm 4. Caterpillar track length on ground level 2880 mm
      5. Clearance 723 mm 5. Clearance 395 mm
      7. Height to cab upper part 3450 mm 7. Height to cab upper part 2815 mm
      8. Rear platform swing radius 3645 mm 8. Rear platform swing radius 1480 mm
      15. Counterweight ground clearance 1360 mm 15. Counterweight ground clearance 900 mm

      Carrier

      6. Track width 2890 mm 6. Track width 1990 mm
      14. Shoe dimensions 600 mm 14. Shoe dimensions 500 mm

      Booms/sections features 1

      3. Unit load-transfer height 3480 mm 3. Unit load-transfer height 3245 mm
      11. Maximum radius along ground level 11090 mm 11. Maximum radius along ground level 8180 mm
      13. Maximum excavation depth 7770 mm 13. Maximum excavation depth 5480 mm
      9. Maximum cut height 10170 mm 9. Maximum cut height 8500 mm
      1. Unit load-transfer length 11910 mm 1. Unit load-transfer length 7120 mm
      10. Maximum loading height 7100 mm 10. Maximum loading height 6185 mm
      12. Maximum vertical wall digging depth 4270 mm 12. Maximum vertical wall digging depth 4900 mm