vs.

      Hitachi ZX80 vs. Komatsu PC45MR-3

      17 reasons to buy Hitachi ZX80:

      Swing device

      Rotation speed 11.3 rev / min and 9 rev / min 20 % more or 2.3 rev

      Sizes

      Counterweight ground clearance 760 mm and 608 mm 20 % more or 152 mm
      Width to outside of caterpillar track 2200 mm and 1960 mm 11 % more or 240 mm

      Operation

      Hydraulic pump flow rate 126 l/min and 140.8 l/min 11 % less or 14.8 l/min
      Fuel Capacity 135 l. and 65 l. 52 % more or 70 l.
      Cooling system fluid volume 9.5 l. and 8.5 l. 11 % more or 1.0 l.
      Hydraulic system fluid volume 100 l. and 20 l. 80 % more or 80 l.
      Engine oil volume 12 l. and 7.5 l. 37 % more or 4.5 l.
      Hydraulic system overflow valve pressure 31371.1 kPa and 26475.8 kPa 16 % more or 4895.3 kPa

      Motor

      Effective power 39 kW and 28.5 kW 27 % more or 10.5 kW
      Displacement 3.1 l. and 2.2 l. 29 % more or 0.9 l.

      Carrier

      Rolling bearings number on either side 5 and 4 20 % more or 1
      Maximum travel speed 5 km/h and 4.6 km/h 8 % more or 0.4 km/h

      Booms/sections features 1

      Maximum excavation depth 4170 mm and 3670 mm 12 % more or 500 mm
      Maximum radius along ground level 6170 mm and 5885 mm 5 % more or 285 mm
      Maximum loading height 5060 mm and 4060 mm 20 % more or 1000 mm
      Maximum vertical wall digging depth 3730 mm and 3060 mm 18 % more or 670 mm

      3 reasons to buy Komatsu PC45MR-3:

      Operation

      Generator current strength 40 amperes and 30 amperes 25 % more or 10 amperes

      Motor

      Power measured at 2400 rev / min and 2100 rev / min 12 % more or 300 rev

      Carrier

      Specific ground pressure 24.8 kPa and 25 kPa 1 % less or 0.2 kPa

      Neutral reasons:

      Sizes

      Rear platform swing radius 750 mm and 1060 mm
      Height to cab upper part 2600 mm and 2550 mm
      Caterpillar track length on ground level 2140 mm and 2000 mm
      Clearance 360 mm and 360 mm

      Operation

      Working weight 7215 kg and 4795 kg

      Motor

      Manufacturer Isuzu and Komatsu
      Model CC-4JG1 and 4D88E-6

      Carrier

      Shoe dimensions 600 mm and 400 mm
      Track width 1750 mm and 1560 mm
      Support rollers number on either side 1 and 1

      Booms/sections features 1

      Unit load-transfer height 2600 mm and 2550 mm
      Unit load-transfer length 6080 mm and 5330 mm
      Maximum cut height 7150 mm and 5730 mm

      Images

      Sizes

      5. Clearance 360 mm 5. Clearance 360 mm
      7. Height to cab upper part 2600 mm 7. Height to cab upper part 2550 mm
      8. Rear platform swing radius 750 mm 8. Rear platform swing radius 1060 mm
      15. Counterweight ground clearance 760 mm 15. Counterweight ground clearance 608 mm
      2. Width to outside of caterpillar track 2200 mm 2. Width to outside of caterpillar track 1960 mm
      4. Caterpillar track length on ground level 2140 mm 4. Caterpillar track length on ground level 2000 mm

      Carrier

      6. Track width 1750 mm 6. Track width 1560 mm
      14. Shoe dimensions 600 mm 14. Shoe dimensions 400 mm

      Booms/sections features 1

      1. Unit load-transfer length 6120 mm 1. Unit load-transfer length 5330 mm
      3. Unit load-transfer height 2880 mm 3. Unit load-transfer height 2550 mm
      9. Maximum cut height 7550 mm 9. Maximum cut height 5730 mm
      10. Maximum loading height 5450 mm 10. Maximum loading height 4060 mm
      11. Maximum radius along ground level 6670 mm 11. Maximum radius along ground level 5885 mm
      12. Maximum vertical wall digging depth 4280 mm 12. Maximum vertical wall digging depth 3060 mm
      13. Maximum excavation depth 4670 mm 13. Maximum excavation depth 3670 mm