vs.

      Hitachi EX1900 vs. Komatsu PC1250-8

      25 reasons to buy Hitachi EX1900:

      Sizes

      Caterpillar track length 7480 mm and 6425 mm 14 % more or 1055 mm
      Upper structure clearance 1995 mm and 1790 mm 10 % more or 205 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
      Maximum bucket volume 15 m3 and 5.2 m3 65 % more or 9.8 m3

      Operation

      Fuel Capacity 3085 l. and 1360 l. 56 % more or 1725 l.
      Cooling system fluid volume 195 l. and 142 l. 27 % more or 53 l.
      Engine oil volume 172 l. and 86 l. 50 % more or 86 l.
      Hydraulic system fluid volume 2200 l. and 670 l. 70 % more or 1530 l.

      Motor

      Displacement 33.9 l. and 23.2 l. 32 % more or 10.7 l.
      Cylinders number 12 and 6 50 % more or 6
      Full power 764.3 kW and 514 kW 33 % more or 250.3 kW
      Effective power 719.6 kW and 502 kW 30 % more or 217.6 kW

      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

      Track shoes number on either side 49 and 48 2 % more or 1
      Bucket loader support width 800 mm and 700 mm 12 % more or 100 mm
      Loading shovel operational weight 185900 kg and 110900 kg 40 % more or 75000 kg
      Unloaded backhoe shovel operational weight with support 1 186500 kg and 106500 kg 43 % more or 80000 kg

      11 reasons to buy Komatsu PC1250-8:

      Sizes

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

      Shovel boom/sections 2

      Maximum radius on ground level 16000 mm and 15630 mm 2 % more or 370 mm
      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

      Shovel boom/sections 1

      Maximum excavation depth 9350 mm and 8180 mm 13 % more or 1170 mm
      Maximum vertical wall digging depth 7610 mm and 3860 mm 49 % more or 3750 mm
      Maximum radius on ground level 15000 mm and 14770 mm 2 % more or 230 mm

      Shovel

      Bucket minimum volume 3.4 m3 and 11 m3 69 % less or 7.6 m3

      Operation

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

      Carrier

      Bucket loader specific ground pressure 142 kPa and 178 kPa 20 % less or 36 kPa
      Maximum travel speed 3.2 km/h and 2.8 km/h 12 % more or 0.4 km/h

      Neutral reasons:

      Sizes

      Width between caterpillar tracks 5400 mm and 4600 mm
      Height to cab upper part 6820 mm and 4120 mm
      Caterpillar track length on ground level 5780 mm and 4995 mm
      Rear platform swing radius 6010 mm and 4810 mm

      Shovel boom/sections 3

      Backhoe shovel boom / section boom 11800mm with lever 4000mm and Boom 29'10" (9100mm) / Section 18'8" (5700mm)
      Maximum cut height 17380 mm and 13910 mm
      Handle pressure force 575 Nm and 281 Nm

      Shovel boom/sections 2

      Handle pressure force 575 Nm and 327 Nm
      Backhoe shovel boom / section boom 8700mm with lever 4000 m and Boom 29'10" (9100mm) / Section 14'92" (4500mm)
      Maximum cut height 14480 mm and 13490 mm

      Shovel boom/sections 1

      Backhoe shovel boom / section boom 8300mm with lever 3600mm and Boom 29'10" (9100mm) / Section 11'2" (3400mm)
      Maximum cut height 14140 mm and 13400 mm
      Handle pressure force 620 Nm and 392 Nm

      Motor

      Manufacturer Hitachi and Komatsu
      Model S12A2-Y1TAA1 and SAA6D170E-5
      Aspiration Turbocharged engine with intermediate cooling of charging air by oncoming air flow and Turbocharging with subsequent air cooling (by a cooling radiator), Exhaust gas recirculation system with cooling
      Power measured at 1800 rev / min and 1800 rev / min

      Loading bucket

      Loading bucket standard and Boom 17'5" (5300mm) / Section 12'6" (3800mm)
      Maximum cut height 14610 mm and 12330 mm
      Handle pressure force 710 Nm and 608 Nm

      Carrier

      Backhoe shovel support width 1 800 mm and 700 mm
      Upper rollers number 3 and 3
      Lower rollers number 8 and 8

      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 6820 mm 7. Height to cab upper part 4120 mm
      8. Rear platform swing radius 6010 mm 8. Rear platform swing radius 4810 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

      14. Bucket loader support width 800 mm 14. Bucket loader support width 700 mm