vs.

      Doosan DX30Z vs. Hyundai R22-7

      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 fluid volume 50 l. and 33 l. 34 % more or 17 l.
      Hydraulic system overflow valve pressure 20500 kPa and 18615.8 kPa 9 % more or 1884.2 kPa
      Engine oil volume 5.5 l. and 3.5 l. 36 % more or 2.0 l.
      Fuel Capacity 35 l. and 29 l. 17 % more or 6 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 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
      Maximum excavation depth 2838 mm and 2365 mm 17 % more or 473 mm

      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.

      Neutral reasons:

      Sizes

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

      Operation

      Working weight 3180 kg and 2199.9 kg

      Motor

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

      Carrier

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

      Booms/sections features 1

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

      Images

      Sizes

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

      Carrier

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

      Booms/sections features 1

      1. Unit load-transfer length 4507 mm 1. Unit load-transfer length 4075 mm
      3. Unit load-transfer height 1590 mm 3. Unit load-transfer height 2250 mm
      9. Maximum cut height 4618 mm 9. Maximum cut height 3745 mm
      10. Maximum loading height 3185 mm 10. Maximum loading height 2510 mm
      12. Maximum vertical wall digging depth 2383 mm 12. Maximum vertical wall digging depth 1795 mm
      13. Maximum excavation depth 2948 mm 13. Maximum excavation depth 2365 mm