vs.

      Hitachi EX1900-6 vs. Komatsu PC1250-7

      23 reasons to buy Hitachi EX1900-6:

      Sizes

      Upper structure clearance 1920 mm and 1790 mm 7 % more or 130 mm
      Caterpillar track length 7480 mm and 6425 mm 14 % more or 1055 mm

      Shovel boom/sections 3

      Maximum excavation depth 11780 mm and 11590 mm 2 % more or 190 mm
      Maximum vertical wall digging depth 10050 mm and 9480 mm 6 % more or 570 mm
      Maximum unloading height 11820 mm and 9440 mm 20 % more or 2380 mm
      Maximum radius on ground level 19020 mm and 17130 mm 10 % more or 1890 mm

      Shovel boom/sections 2

      Maximum unloading height 9200 mm and 9000 mm 2 % more or 200 mm

      Shovel boom/sections 1

      Maximum unloading height 9060 mm and 8680 mm 4 % more or 380 mm

      Shovel

      Bucket initial volume 11 m3 and 5 m3 55 % more or 6 m3

      Operation

      Generator current strength 140 amperes and 50 amperes 64 % more or 90 amperes
      Fuel Capacity 4140 l. and 1360 l. 67 % more or 2780 l.
      Cooling system fluid volume 395 l. and 140 l. 65 % more or 255 l.
      Engine oil volume 166 l. and 56 l. 66 % more or 110 l.
      Hydraulic system fluid volume 2200 l. and 670 l. 70 % more or 1530 l.

      Motor

      Effective power 775 kW and 485 kW 37 % more or 290 kW
      Displacement 37.8 l. and 23.2 l. 39 % more or 14.6 l.

      Loading bucket

      Maximum excavation depth 5920 mm and 3650 mm 38 % more or 2270 mm
      Maximum unloading height 10440 mm and 8700 mm 17 % more or 1740 mm
      Maximum digging radius 13430 mm and 11400 mm 15 % more or 2030 mm

      Carrier

      Bucket loader support width 800 mm and 700 mm 12 % more or 100 mm
      Loading shovel operational weight 191000 kg and 109500 kg 43 % more or 81500 kg
      Track shoes number on either side 49 and 48 2 % more or 1
      Unloaded backhoe shovel operational weight with support 1 192000 kg and 106700 kg 44 % more or 85300 kg

      11 reasons to buy Komatsu PC1250-7:

      Sizes

      Clearance 990 mm and 795 mm 20 % more or 195 mm

      Shovel boom/sections 2

      Maximum excavation depth 10440 mm and 9230 mm 12 % more or 1210 mm
      Maximum vertical wall digging depth 8490 mm and 6630 mm 22 % more or 1860 mm
      Maximum radius on ground level 16000 mm and 15630 mm 2 % more or 370 mm

      Shovel boom/sections 1

      Maximum vertical wall digging depth 7610 mm and 5520 mm 27 % more or 2090 mm
      Maximum radius on ground level 15000 mm and 14770 mm 2 % more or 230 mm
      Maximum excavation depth 9350 mm and 8180 mm 13 % more or 1170 mm

      Operation

      Rotation speed 5.5 rev / min and 4.7 rev / min 15 % more or 0.8 rev

      Carrier

      Maximum travel speed 3.2 km/h and 2.8 km/h 12 % more or 0.4 km/h
      Bucket loader specific ground pressure 20.3 lb / sq. inch and 26.5 lb / sq. inch 23 % less or 6.2 lb
      Excavator specific ground pressure with support 1 19.9 lb / sq. inch and 26.7 lb / sq. inch 25 % less or 6.8 lb

      Neutral reasons:

      Sizes

      Height to cab upper part 6990 mm and 4120 mm
      Caterpillar track length on ground level 5780 mm and 4995 mm
      Width between caterpillar tracks 5400 mm and 4600 mm

      Shovel boom/sections 3

      Backhoe shovel boom / section Boom 11800mm/Section 4000mm and boom with lever 5700mm
      Maximum cut height 17380 mm and 13910 mm

      Shovel boom/sections 2

      Maximum cut height 14480 mm and 13490 mm
      Backhoe shovel boom / section Boom 8700mm/Section 4000mm and boom with lever 4500mm

      Shovel boom/sections 1

      Maximum cut height 14140 mm and 13400 mm
      Backhoe shovel boom / section Boom 8300mm/Section 3600mm and boom with lever 3400mm

      Operation

      Operating voltage 24 V and 24 V

      Motor

      Manufacturer Cummins and Komatsu
      Model QSKTA38-CE and SAA6D170E-3
      Aspiration turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator)

      Loading bucket

      Maximum cut height 14610 mm and 12330 mm

      Carrier

      Lower rollers number 8 and 8
      Track width 4600 mm and 3900 mm
      Upper rollers number 3 and 3
      Rear platform swing radius 6035 mm and 4870 mm
      Backhoe shovel support width 1 800 mm and 700 mm

      Images

      Sizes

      2. Width between caterpillar tracks 5400 mm 2. Width between caterpillar tracks 4600 mm
      4. Caterpillar track length on ground level 5780 mm 4. Caterpillar track length on ground level 4995 mm
      5. Clearance 795 mm 5. Clearance 990 mm
      7. Height to cab upper part 6990 mm 7. Height to cab upper part 4120 mm

      Loading bucket

      17. Maximum cut height 14610 mm 17. Maximum cut height 12330 mm
      18. Maximum unloading height 10440 mm 18. Maximum unloading height 8700 mm
      19. Maximum digging radius 13430 mm 19. Maximum digging radius 11400 mm
      20. Maximum excavation depth 5920 mm 20. Maximum excavation depth 3650 mm

      Carrier

      6. Track width 4600 mm 6. Track width 3900 mm
      14. Bucket loader support width 800 mm 14. Bucket loader support width 700 mm