vs.

      Doosan DX420LC vs. Hitachi ZX450-3

      16 reasons to buy Doosan DX420LC:

      Swing device

      Rotation speed 9.2 rev / min and 9 rev / min 2 % more or 0.2 rev

      Operation

      Hydraulic pump flow rate 630 l/min and 720 l/min 12 % less or 90 l/min

      Motor

      Maximum torque 1373 Nm and 1275 Nm 7 % more or 98 Nm

      Carrier

      Rolling bearings number on either side 9 and 8 11 % more or 1
      Specific ground pressure 72.4 kPa and 85 kPa 15 % less or 12.6 kPa
      Track shoes number per side 50 and 47 6 % more or 3

      Booms/sections features 4

      Maximum loading height 7755 mm and 7650 mm 1 % more or 105 mm

      Booms/sections features 3

      Maximum excavation depth 8430 mm and 7280 mm 14 % more or 1150 mm
      Maximum radius along ground level 11980 mm and 11170 mm 7 % more or 810 mm
      Maximum loading height 8200 mm and 7030 mm 14 % more or 1170 mm

      Booms/sections features 2

      Maximum loading height 7795 mm and 7330 mm 6 % more or 465 mm
      Maximum radius along ground level 11290 mm and 10610 mm 6 % more or 680 mm
      Maximum excavation depth 7730 mm and 6230 mm 19 % more or 1500 mm

      Booms/sections features 1

      Maximum excavation depth 7080 mm and 5900 mm 17 % more or 1180 mm
      Maximum radius along ground level 10660 mm and 10320 mm 3 % more or 340 mm
      Maximum loading height 7460 mm and 7210 mm 3 % more or 250 mm

      20 reasons to buy Hitachi ZX450-3:

      Sizes

      Counterweight ground clearance 1360 mm and 1265 mm 7 % more or 95 mm
      Width to outside of caterpillar track 3490 mm and 3350 mm 4 % more or 140 mm
      Clearance 723 mm and 540 mm 25 % more or 183 mm

      Shovel

      Maximum bucket volume 2.5 m3 and 2.2 m3 12 % more or 0.3 m3

      Operation

      Engine oil volume 57 l. and 44 l. 23 % more or 13 l.
      Boom reach drive mechanism fluid volume 6.5 l. and 6 l. 8 % more or 0.5 l.
      Hydraulic system overflow valve pressure 34300 kPa and 31400 kPa 8 % more or 2900 kPa
      Fuel Capacity 725 l. and 550 l. 24 % more or 175 l.
      Cooling system fluid volume 55 l. and 40 l. 27 % more or 15 l.
      Hydraulic system fluid volume 560 l. and 420 l. 25 % more or 140 l.

      Motor

      Effective power 234.1 kW and 218.5 kW 7 % more or 15.6 kW
      Displacement 15.7 l. and 11 l. 30 % more or 4.7 l.
      Torque measured at 1500 rev / min and 1300 rev / min 13 % more or 200 rev

      Carrier

      Maximum travel speed 5.5 km/h and 5.3 km/h 4 % more or 0.2 km/h
      Support rollers number on either side 3 and 2 33 % more or 1

      Booms/sections features 4

      Maximum radius along ground level 11840 mm and 11330 mm 4 % more or 510 mm
      Maximum vertical wall digging depth 6590 mm and 5200 mm 21 % more or 1390 mm

      Booms/sections features 3

      Maximum vertical wall digging depth 5270 mm and 5140 mm 2 % more or 130 mm

      Booms/sections features 2

      Maximum vertical wall digging depth 5020 mm and 4350 mm 13 % more or 670 mm

      Booms/sections features 1

      Maximum vertical wall digging depth 4620 mm and 3650 mm 21 % more or 970 mm

      Neutral reasons:

      Sizes

      Rear platform swing radius 3660 mm and 3645 mm
      Caterpillar track length on ground level 4250 mm and 4040 mm
      Height to cab upper part 3154 mm and 3330 mm

      Shovel

      Bucket initial volume 1.9 m3 and 1.9 m3
      Bucket minimum volume 1.4 m3 and 1.4 m3

      Operation

      Operating voltage 24 V and 24 V
      Working weight 40900.4 kg and 45700 kg

      Motor

      Cylinders number 6 and 6
      Manufacturer Doosan and Isuzu
      Model DV11 and AH-6WG1XYSA-01
      Power measured at 1800 rev / min and 1800 rev / min

      Carrier

      Shoe dimensions 600 mm and 600 mm

      Booms/sections features 4

      Unit load-transfer height 3480 mm and 3480 mm
      Unit load-transfer length 11660 mm and 11910 mm
      Maximum excavation depth 7770 mm and 7770 mm
      Maximum cut height 10800 mm and 11060 mm

      Booms/sections features 3

      Maximum cut height 11350 mm and 10250 mm

      Booms/sections features 2

      Maximum cut height 10920 mm and 10880 mm

      Booms/sections features 1

      Maximum cut height 10560 mm and 10750 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 3350 mm 2. Width to outside of caterpillar track 3490 mm
      4. Caterpillar track length on ground level 4250 mm 4. Caterpillar track length on ground level 4040 mm
      5. Clearance 540 mm 5. Clearance 723 mm
      7. Height to cab upper part 3154 mm 7. Height to cab upper part 3330 mm
      8. Rear platform swing radius 3660 mm 8. Rear platform swing radius 3645 mm
      15. Counterweight ground clearance 1265 mm 15. Counterweight ground clearance 1360 mm

      Carrier

      14. Shoe dimensions 600 mm 14. Shoe dimensions 600 mm

      Booms/sections features 1

      12. Maximum vertical wall digging depth 3650 mm 12. Maximum vertical wall digging depth 5020 mm
      13. Maximum excavation depth 7080 mm 13. Maximum excavation depth 5900 mm
      9. Maximum cut height 10920 mm 9. Maximum cut height 10880 mm
      1. Unit load-transfer length 11660 mm 1. Unit load-transfer length 11910 mm
      10. Maximum loading height 7795 mm 10. Maximum loading height 7330 mm
      3. Unit load-transfer height 3480 mm 3. Unit load-transfer height 3480 mm
      11. Maximum radius along ground level 11290 mm 11. Maximum radius along ground level 10610 mm