vs.

      Caterpillar 903C vs. Case 1221EXR

      1 reasons to buy Caterpillar 903C:

      Hydraulic system

      Lifting time 4.7 sec and 6.4 sec 27 % less or 1.7 sec

      13 reasons to buy Case 1221EXR:

      Sizes

      Clearance 510 mm and 396.2 mm 22 % more or 113.8 mm
      Radius at maximum lifting and unloading 1400 mm and 883.9 mm 37 % more or 516.1 mm

      Shovel

      Unloading ground clearance at maximum lifting 3750 mm and 883.9 mm 76 % more or 2866.1 mm

      Operation

      Fuel Capacity 470 l. and 43.2 l. 91 % more or 426.8 l.
      Hydraulic system fluid volume 340 l. and 23.8 l. 93 % more or 316.2 l.
      Engine oil volume 37 l. and 9.1 l. 75 % more or 27.9 l.
      Cooling system fluid volume 65 l. and 11.4 l. 82 % more or 53.6 l.
      Static tipping weight 21799.7 kg and 1769 kg 92 % more or 20030.7 kg

      Motor

      Displacement 10.8 l. and 2.4 l. 78 % more or 8.4 l.
      Effective power 238.6 kW and 29.8 kW 88 % more or 208.8 kW
      Full power 249.8 kW and 31.3 kW 87 % more or 218.5 kW

      Hydraulic system

      Pump bandwidth 482 l/min and 53 l/min 89 % more or 429 l/min
      Lowering time 3 sec and 3.1 sec 3 % less or 0.1 sec

      Neutral reasons:

      Sizes

      Length with bucket on ground level 4846.3 mm and 10020 mm
      Height to cab upper part 2499.4 mm and 3840 mm
      Wheelbase 1798.3 mm and 3700 mm
      Hinge axis maximum height 3230.9 mm and 4960 mm

      Shovel

      Shovel width 1767.8 mm and 3450 mm

      Operation

      Operating voltage 12 V and 24 V
      Generator current strength 70 amperes and 70 amperes
      Tyre size 15.5-16.5 and 29.5 x 25
      Working weight 4150.4 kg and 30399.8 kg

      Motor

      Manufacturer Caterpillar and Cummins
      Model C2.4 and QSM11
      Aspiration turbocharging and turbocharging

      Hydraulic system

      Overflow valve pressure 20601.5 kPa and 20615.3 kPa

      Images

      Sizes

      1. Length with bucket on ground level 4846.3 mm 1. Length with bucket on ground level 10020 mm
      3. Height to cab upper part 2499.4 mm 3. Height to cab upper part 3840 mm
      4. Wheelbase 1798.3 mm 4. Wheelbase 3700 mm
      5. Clearance 396.2 mm 5. Clearance 510 mm
      6. Hinge axis maximum height 3230.9 mm 6. Hinge axis maximum height 4960 mm
      8. Radius at maximum lifting and unloading 883.9 mm 8. Radius at maximum lifting and unloading 1400 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 883.9 mm 7. Unloading ground clearance at maximum lifting 3750 mm