vs.

      Komatsu PC78MR-6 vs. Doosan S75V

      11 reasons to buy Komatsu PC78MR-6:

      Swing device

      Rotation speed 10 rev / min and 9.6 rev / min 4 % more or 0.4 rev

      Sizes

      Width to outside of caterpillar track 2320 mm and 2200 mm 5 % more or 120 mm

      Operation

      Fuel Capacity 125 l. and 110 l. 12 % more or 15 l.
      Cooling system fluid volume 10.5 l. and 10 l. 5 % more or 0.5 l.

      Carrier

      Track shoes number per side 39 and 38 3 % more or 1

      Booms/sections features 2

      Maximum excavation depth 4745 mm and 4420 mm 7 % more or 325 mm
      Maximum radius along ground level 7485 mm and 6880 mm 8 % more or 605 mm
      Maximum loading height 4770 mm and 4525 mm 5 % more or 245 mm

      Booms/sections features 1

      Maximum loading height 4515 mm and 4290 mm 5 % more or 225 mm
      Maximum excavation depth 4160 mm and 4020 mm 3 % more or 140 mm
      Maximum radius along ground level 6960 mm and 6495 mm 7 % more or 465 mm

      11 reasons to buy Doosan S75V:

      Sizes

      Clearance 365 mm and 360 mm 1 % more or 5 mm
      Counterweight ground clearance 785 mm and 735 mm 6 % more or 50 mm

      Operation

      Hydraulic system fluid volume 150 l. and 110 l. 27 % more or 40 l.
      Engine oil volume 9.7 l. and 7.5 l. 23 % more or 2.2 l.
      Hydraulic system overflow valve pressure 29440.6 kPa and 26477.9 kPa 10 % more or 2962.7 kPa
      Hydraulic pump flow rate 135 l/min and 160 l/min 16 % less or 25 l/min

      Motor

      Effective power 40.7 kW and 40.3 kW 1 % more or 0.4 kW
      Power measured at 2000 rev / min and 1850 rev / min 7 % more or 150 rev

      Carrier

      Maximum travel speed 4.3 km/h and 4.2 km/h 2 % more or 0.1 km/h

      Booms/sections features 2

      Maximum vertical wall digging depth 3345 mm and 3310 mm 1 % more or 35 mm

      Booms/sections features 1

      Maximum vertical wall digging depth 2910 mm and 2900 mm 0 % more or 10 mm

      Neutral reasons:

      Sizes

      Caterpillar track length on ground level 2235 mm and 2130 mm
      Height to cab upper part 2730 mm and 2630 mm
      Rear platform swing radius 1405 mm and 1700 mm

      Operation

      Working weight 8270 kg and 8000 kg
      Operating voltage 24 V and 12 V

      Motor

      Manufacturer Komatsu and Yanmar
      Model S4D95LE-3 and 4TNV98-Z
      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and natural aspiration
      Cylinders number 4 and 4
      Displacement 3.3 l. and 3.3 l.

      Carrier

      Rolling bearings number on either side 5 and 5
      Specific ground pressure 37.2 kPa and 37.2 kPa
      Shoe dimensions 450 mm and 450 mm
      Support rollers number on either side 1 and 1

      Booms/sections features 2

      Maximum cut height 6800 mm and 6490 mm

      Booms/sections features 1

      Maximum cut height 6570 mm and 6250 mm
      Unit load-transfer height 2730 mm and 2420 mm
      Unit load-transfer length 6200 mm and 6280 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 2320 mm 2. Width to outside of caterpillar track 2200 mm
      4. Caterpillar track length on ground level 2235 mm 4. Caterpillar track length on ground level 2130 mm
      5. Clearance 360 mm 5. Clearance 365 mm
      7. Height to cab upper part 2730 mm 7. Height to cab upper part 2630 mm
      8. Rear platform swing radius 1405 mm 8. Rear platform swing radius 1700 mm
      15. Counterweight ground clearance 735 mm 15. Counterweight ground clearance 785 mm

      Carrier

      14. Shoe dimensions 450 mm 14. Shoe dimensions 450 mm

      Booms/sections features 1

      1. Unit load-transfer length 6200 mm 1. Unit load-transfer length 6280 mm
      3. Unit load-transfer height 2730 mm 3. Unit load-transfer height 2420 mm
      9. Maximum cut height 6800 mm 9. Maximum cut height 6490 mm
      10. Maximum loading height 4770 mm 10. Maximum loading height 4525 mm
      11. Maximum radius along ground level 7485 mm 11. Maximum radius along ground level 6880 mm
      12. Maximum vertical wall digging depth 3310 mm 12. Maximum vertical wall digging depth 3345 mm
      13. Maximum excavation depth 4745 mm 13. Maximum excavation depth 4420 mm