vs.

      Komatsu PC750LC-7 vs. Hitachi ZX270LC-3

      16 reasons to buy Komatsu PC750LC-7:

      Sizes

      Width to outside of caterpillar track 4210 mm and 3390 mm 19 % more or 820 mm
      Clearance 840 mm and 510 mm 39 % more or 330 mm
      Counterweight ground clearance 1560 mm and 1180 mm 24 % more or 380 mm

      Shovel

      Bucket initial volume 4 m3 and 1.7 m3 57 % more or 2.3 m3

      Operation

      Fuel Capacity 880 l. and 500 l. 43 % more or 380 l.
      Cooling system fluid volume 85 l. and 26 l. 69 % more or 59 l.
      Hydraulic system fluid volume 440 l. and 240 l. 45 % more or 200 l.
      Engine oil volume 55 l. and 23 l. 58 % more or 32 l.
      Boom reach drive mechanism fluid volume 20 l. and 7.6 l. 62 % more or 12.4 l.

      Motor

      Effective power 338 kW and 140 kW 59 % more or 198 kW
      Cylinders number 6 and 4 33 % more or 2
      Displacement 15.2 l. and 5.2 l. 66 % more or 10.0 l.

      Carrier

      Support rollers number on either side 3 and 2 33 % more or 1

      Booms/sections features 1

      Maximum excavation depth 8445 mm and 7260 mm 14 % more or 1185 mm
      Maximum radius along ground level 13400 mm and 10550 mm 21 % more or 2850 mm
      Maximum loading height 82335 mm and 7070 mm 91 % more or 75265 mm

      8 reasons to buy Hitachi ZX270LC-3:

      Swing device

      Rotation speed 12.6 rev / min and 6.8 rev / min 46 % more or 5.8 rev

      Operation

      Hydraulic pump flow rate 472 l/min and 988 l/min 52 % less or 516 l/min

      Motor

      Power measured at 2100 rev / min and 1800 rev / min 14 % more or 300 rev

      Carrier

      Maximum travel speed 5.5 km/h and 4.2 km/h 24 % more or 1.3 km/h
      Track shoes number per side 49 and 47 4 % more or 2
      Hook traction force 249.4 kN and 559 kN 55 % less or 309.6 kN
      Specific ground pressure 40.3 kPa and 85.6 kPa 53 % less or 45.3 kPa

      Booms/sections features 1

      Maximum vertical wall digging depth 6110 mm and 5230 mm 14 % more or 880 mm

      Neutral reasons:

      Sizes

      Rear platform swing radius 4300 mm and 2940 mm
      Caterpillar track length on ground level 5020 mm and 4050 mm
      Height to cab upper part 3445 mm and 3100 mm

      Operation

      Working weight 80645 kg and 28770 kg
      Hydraulic system overflow valve pressure 34335.9 kPa and 34335.9 kPa

      Motor

      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharging with intercooler
      Manufacturer Komatsu and Isuzu
      Model SAA6D140E-3 and AH-4HK1XYSA-03

      Carrier

      Shoe dimensions 710 mm and 800 mm
      Track width 3500 mm and 2590 mm
      Rolling bearings number on either side 8 and 8

      Booms/sections features 1

      Unit load-transfer height 4850 mm and 3170 mm
      Unit load-transfer length 13895 mm and 10340 mm
      Maximum cut height 11955 mm and 10010 mm

      Images

      Sizes

      15. Counterweight ground clearance 1560 mm 15. Counterweight ground clearance 1180 mm
      2. Width to outside of caterpillar track 4210 mm 2. Width to outside of caterpillar track 3390 mm
      4. Caterpillar track length on ground level 5020 mm 4. Caterpillar track length on ground level 4050 mm
      5. Clearance 840 mm 5. Clearance 510 mm
      7. Height to cab upper part 3445 mm 7. Height to cab upper part 3100 mm
      8. Rear platform swing radius 4300 mm 8. Rear platform swing radius 2940 mm

      Carrier

      6. Track width 3500 mm 6. Track width 2590 mm
      14. Shoe dimensions 710 mm 14. Shoe dimensions 800 mm

      Booms/sections features 1

      11. Maximum radius along ground level 13400 mm 11. Maximum radius along ground level 11120 mm
      12. Maximum vertical wall digging depth 5230 mm 12. Maximum vertical wall digging depth 7030 mm
      13. Maximum excavation depth 8445 mm 13. Maximum excavation depth 7910 mm
      1. Unit load-transfer length 13895 mm 1. Unit load-transfer length 10340 mm
      3. Unit load-transfer height 4850 mm 3. Unit load-transfer height 3170 mm
      9. Maximum cut height 11955 mm 9. Maximum cut height 10010 mm
      10. Maximum loading height 82335 mm 10. Maximum loading height 7070 mm