vs.

      LeTourneau L1850 vs. Case 621DXT

      15 reasons to buy LeTourneau L1850:

      Sizes

      Clearance 760 mm and 474 mm 38 % more or 286 mm
      Radius at maximum lifting and unloading 2940 mm and 1141 mm 61 % more or 1799 mm

      Shovel

      Unloading ground clearance at maximum lifting 6810 mm and 2877 mm 58 % more or 3933 mm

      Operation

      Hydraulic system fluid volume 1419 l. and 113.6 l. 92 % more or 1305.4 l.
      Engine oil volume 204 l. and 16.2 l. 92 % more or 187.8 l.
      Cooling system fluid volume 416 l. and 23.8 l. 94 % more or 392.2 l.
      Fuel Capacity 3975 l. and 189.3 l. 95 % more or 3785.7 l.
      Transmission fluid volume 27 l. and 18.9 l. 30 % more or 8.1 l.
      Front axle / differential fluid volume 95 l. and 22 l. 77 % more or 73 l.
      Rear axle / differential fluid volume 95 l. and 22 l. 77 % more or 73 l.
      Static tipping weight 102060 kg and 9216.1 kg 91 % more or 92843.9 kg

      Motor

      Full power 1491.4 kW and 110.4 kW 93 % more or 1381.0 kW
      Displacement 45 l. and 6.7 l. 85 % more or 38.3 l.
      Cylinders number 16 and 6 62 % more or 10

      Hydraulic system

      Pump bandwidth 1892.7 l/min and 171.1 l/min 91 % more or 1721.6 l/min

      8 reasons to buy Case 621DXT:

      Shovel

      Breakout power 118.9 kN and 1228.5 kN 90 % less or 1109.6 kN

      Operation

      Turn radius 5175 mm and 13110 mm 61 % less or 7935 mm

      Motor

      Power measured at 2000 rev / min and 1900 rev / min 5 % more or 100 rev

      Hydraulic system

      Lifting time 5.4 sec and 14 sec 61 % less or 8.6 sec
      Unloading time 1.7 sec and 4 sec 57 % less or 2.3 sec
      Lowering time 4.4 sec and 6 sec 27 % less or 1.6 sec

      Gear box

      Maximum forward speed 38.6 km/h and 16.9 km/h 56 % more or 21.7 km/h
      Maximum reverse gear 25.1 km/h and 16.9 km/h 33 % more or 8.2 km/h

      Neutral reasons:

      Sizes

      Wheelbase 7010 mm and 2900 mm
      Hinge axis maximum height 9250 mm and 3961 mm
      Length with bucket on ground level 17830 mm and 7121 mm
      Between tyres width 6040 mm and 2382 mm
      Height to cab upper part 6680 mm and 3306 mm

      Operation

      Working weight 229520 kg and 12644.8 kg
      Rear axle oscillating 22 degrees and 24 degrees
      Tyre size 58/85-57 84 PR (L-4) and 20.5x25

      Motor

      Aspiration turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator)
      Manufacturer Cummins and Case
      Model QSK 60 and 668TA/M2

      Hydraulic system

      Type of pump Piston and variable displacement with locking in the middle position
      Overflow valve pressure 22752.7 kPa and 24993.5 kPa

      Images

      Sizes

      1. Length with bucket on ground level 17830 mm 1. Length with bucket on ground level 7121 mm
      2. Between tyres width 6040 mm 2. Between tyres width 2382 mm
      3. Height to cab upper part 6680 mm 3. Height to cab upper part 3306 mm
      4. Wheelbase 7010 mm 4. Wheelbase 2900 mm
      5. Clearance 760 mm 5. Clearance 474 mm
      6. Hinge axis maximum height 9250 mm 6. Hinge axis maximum height 3961 mm
      8. Radius at maximum lifting and unloading 2940 mm 8. Radius at maximum lifting and unloading 1141 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 6810 mm 7. Unloading ground clearance at maximum lifting 2877 mm