vs.

      Hyundai R22-7 vs. Doosan DX30Z

      3 reasons to buy Hyundai R22-7:

      Swing device

      Rotation speed 11.5 rev / min and 9.7 rev / min 16 % more or 1.8 rev

      Operation

      Hydraulic pump flow rate 63.4 l/min and 74.4 l/min 15 % less or 11.0 l/min
      Cooling system fluid volume 5.6 l. and 3.5 l. 37 % more or 2.1 l.

      11 reasons to buy Doosan DX30Z:

      Sizes

      Width to outside of caterpillar track 1550 mm and 1380 mm 11 % more or 170 mm

      Operation

      Hydraulic system overflow valve pressure 20500 kPa and 18615.8 kPa 9 % more or 1884.2 kPa
      Fuel Capacity 35 l. and 29 l. 17 % more or 6 l.
      Hydraulic system fluid volume 50 l. and 33 l. 34 % more or 17 l.
      Engine oil volume 5.5 l. and 3.5 l. 36 % more or 2.0 l.

      Motor

      Effective power 18.1 kW and 12.7 kW 30 % more or 5.4 kW

      Carrier

      Specific ground pressure 29 kPa and 33.1 kPa 12 % less or 4.1 kPa
      Maximum travel speed 4.6 km/h and 3.8 km/h 17 % more or 0.8 km/h

      Booms/sections features 1

      Maximum excavation depth 2838 mm and 2365 mm 17 % more or 473 mm
      Maximum loading height 3122 mm and 2510 mm 20 % more or 612 mm
      Maximum vertical wall digging depth 2278 mm and 1795 mm 21 % more or 483 mm

      Neutral reasons:

      Sizes

      Rear platform swing radius 1745 mm and 775 mm
      Caterpillar track length on ground level 1325 mm and 1650 mm

      Operation

      Working weight 2199.9 kg and 3180 kg

      Motor

      Manufacturer Mitsubishi and Yanmar
      Model L3E-W231 and 3TNV82A-PDB
      Power measured at 2400 rev / min and 2400 rev / min

      Carrier

      Track width 1150 mm and 1250 mm
      Shoe dimensions 230 mm and 300 mm

      Booms/sections features 1

      Unit load-transfer height 2250 mm and 1590 mm
      Unit load-transfer length 4075 mm and 4507 mm
      Maximum cut height 3745 mm and 4555 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 1380 mm 2. Width to outside of caterpillar track 1550 mm
      4. Caterpillar track length on ground level 1325 mm 4. Caterpillar track length on ground level 1650 mm
      8. Rear platform swing radius 1745 mm 8. Rear platform swing radius 775 mm

      Carrier

      6. Track width 1150 mm 6. Track width 1250 mm
      14. Shoe dimensions 230 mm 14. Shoe dimensions 300 mm

      Booms/sections features 1

      12. Maximum vertical wall digging depth 1795 mm 12. Maximum vertical wall digging depth 2278 mm
      13. Maximum excavation depth 2365 mm 13. Maximum excavation depth 2838 mm
      1. Unit load-transfer length 4075 mm 1. Unit load-transfer length 4507 mm
      3. Unit load-transfer height 2250 mm 3. Unit load-transfer height 1590 mm
      9. Maximum cut height 3745 mm 9. Maximum cut height 4618 mm
      10. Maximum loading height 2510 mm 10. Maximum loading height 3185 mm