vs.

      Hitachi ZX8-2 vs. Hyundai R22-7

      3 reasons to buy Hitachi ZX8-2:

      Operation

      Hydraulic pump flow rate 21.2 l/min and 63.4 l/min 67 % less or 42.2 l/min

      Carrier

      Specific ground pressure 26 kPa and 33.1 kPa 21 % less or 7.1 kPa
      Maximum travel speed 4 km/h and 3.8 km/h 5 % more or 0.2 km/h

      12 reasons to buy Hyundai R22-7:

      Swing device

      Rotation speed 11.5 rev / min and 8.5 rev / min 26 % more or 3.0 rev

      Sizes

      Width to outside of caterpillar track 1380 mm and 910 mm 34 % more or 470 mm

      Operation

      Hydraulic system overflow valve pressure 18615.8 kPa and 17700 kPa 5 % more or 915.8 kPa
      Fuel Capacity 29 l. and 16 l. 45 % more or 13 l.
      Cooling system fluid volume 5.6 l. and 3.3 l. 41 % more or 2.3 l.
      Hydraulic system fluid volume 33 l. and 18 l. 45 % more or 15 l.
      Engine oil volume 3.5 l. and 2.8 l. 20 % more or 0.7 l.

      Motor

      Effective power 12.7 kW and 9.5 kW 25 % more or 3.2 kW
      Power measured at 2400 rev / min and 2100 rev / min 12 % more or 300 rev

      Booms/sections features 1

      Maximum excavation depth 2365 mm and 1600 mm 32 % more or 765 mm
      Maximum loading height 2510 mm and 2050 mm 18 % more or 460 mm
      Maximum vertical wall digging depth 1795 mm and 1450 mm 19 % more or 345 mm

      Neutral reasons:

      Sizes

      Caterpillar track length on ground level 900 mm and 1325 mm
      Rear platform swing radius 1090 mm and 1745 mm

      Operation

      Working weight 1100 kg and 2199.9 kg

      Motor

      Manufacturer Yanmar and Mitsubishi
      Model 3TNV70 and L3E-W231

      Carrier

      Shoe dimensions 180 mm and 230 mm
      Track width 730 mm and 1150 mm

      Booms/sections features 1

      Unit load-transfer height 2150 mm and 2250 mm
      Unit load-transfer length 2970 mm and 4075 mm
      Maximum cut height 2840 mm and 3745 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 910 mm 2. Width to outside of caterpillar track 1380 mm
      4. Caterpillar track length on ground level 900 mm 4. Caterpillar track length on ground level 1325 mm
      8. Rear platform swing radius 1090 mm 8. Rear platform swing radius 1745 mm

      Carrier

      6. Track width 730 mm 6. Track width 1150 mm
      14. Shoe dimensions 180 mm 14. Shoe dimensions 230 mm

      Booms/sections features 1

      10. Maximum loading height 2150 mm 10. Maximum loading height 2510 mm
      12. Maximum vertical wall digging depth 1600 mm 12. Maximum vertical wall digging depth 1795 mm
      13. Maximum excavation depth 1800 mm 13. Maximum excavation depth 2365 mm
      1. Unit load-transfer length 3030 mm 1. Unit load-transfer length 4075 mm
      3. Unit load-transfer height 2150 mm 3. Unit load-transfer height 2250 mm
      9. Maximum cut height 2940 mm 9. Maximum cut height 3745 mm