vs.

      Caterpillar 303C CR vs. Hitachi EX12-2

      17 reasons to buy Caterpillar 303C CR:

      Swing device

      Rotation speed 9 rev / min and 8.5 rev / min 6 % more or 0.5 rev

      Sizes

      Width to outside of caterpillar track 1550 mm and 960 mm 38 % more or 590 mm
      Clearance 315 mm and 235 mm 25 % more or 80 mm
      Counterweight ground clearance 565 mm and 445 mm 21 % more or 120 mm

      Operation

      Fuel Capacity 45 l. and 20 l. 56 % more or 25 l.
      Cooling system fluid volume 6 l. and 3.5 l. 42 % more or 2.5 l.
      Hydraulic system fluid volume 65 l. and 30 l. 54 % more or 35 l.
      Engine oil volume 6 l. and 4.5 l. 25 % more or 1.5 l.
      Generator current strength 50 amperes and 36 amperes 28 % more or 14 amperes

      Motor

      Effective power 22.4 kW and 12.2 kW 46 % more or 10.2 kW
      Power measured at 2300 rev / min and 2000 rev / min 13 % more or 300 rev
      Displacement 1.9 l. and 1.1 l. 42 % more or 0.8 l.

      Carrier

      Maximum travel speed 2.8 km/h and 2.2 km/h 21 % more or 0.6 km/h

      Booms/sections features 1

      Maximum loading height 3490 mm and 2190 mm 37 % more or 1300 mm
      Maximum vertical wall digging depth 2400 mm and 1360 mm 43 % more or 1040 mm
      Maximum excavation depth 2910 mm and 1900 mm 35 % more or 1010 mm
      Maximum radius along ground level 5100 mm and 3430 mm 33 % more or 1670 mm

      2 reasons to buy Hitachi EX12-2:

      Operation

      Hydraulic system overflow valve pressure 21084.3 kPa and 245 kPa 99 % more or 20839.3 kPa
      Hydraulic pump flow rate 30.4 l/min and 87.6 l/min 65 % less or 57.2 l/min

      Neutral reasons:

      Sizes

      Height to cab upper part 2500 mm and 2280 mm
      Rear platform swing radius 777.2 mm and 1060 mm
      Caterpillar track length on ground level 2220 mm and 1025 mm

      Operation

      Operating voltage 12 V and 12 V
      Working weight 3555 kg and 1350 kg

      Motor

      Model S3Q2 and D1105-KA
      Cylinders number 3 and 3
      Manufacturer Mitsubishi and Kubota

      Carrier

      Shoe dimensions 300 mm and 230 mm

      Booms/sections features 1

      Unit load-transfer height 2500 mm and 2280 mm
      Unit load-transfer length 5100 mm and 3520 mm
      Maximum cut height 4950 mm and 3120 mm

      Images

      Sizes

      15. Counterweight ground clearance 565 mm 15. Counterweight ground clearance 445 mm
      2. Width to outside of caterpillar track 1550 mm 2. Width to outside of caterpillar track 960 mm
      4. Caterpillar track length on ground level 2220 mm 4. Caterpillar track length on ground level 1025 mm
      5. Clearance 315 mm 5. Clearance 235 mm
      7. Height to cab upper part 2500 mm 7. Height to cab upper part 2280 mm
      8. Rear platform swing radius 777.2 mm 8. Rear platform swing radius 1060 mm

      Carrier

      14. Shoe dimensions 300 mm 14. Shoe dimensions 230 mm

      Booms/sections features 1

      1. Unit load-transfer length 4770 mm 1. Unit load-transfer length 3520 mm
      3. Unit load-transfer height 2500 mm 3. Unit load-transfer height 2280 mm
      9. Maximum cut height 5060 mm 9. Maximum cut height 3120 mm
      10. Maximum loading height 3610 mm 10. Maximum loading height 2190 mm
      11. Maximum radius along ground level 5350 mm 11. Maximum radius along ground level 3430 mm
      12. Maximum vertical wall digging depth 2550 mm 12. Maximum vertical wall digging depth 1360 mm
      13. Maximum excavation depth 2910 mm 13. Maximum excavation depth 1900 mm