vs.

      John Deere 644D vs. Case 321D

      20 reasons to buy John Deere 644D:

      Sizes

      Clearance 514 mm and 365 mm 29 % more or 149 mm
      Radius at maximum lifting and unloading 933 mm and 889 mm 5 % more or 44 mm

      Shovel

      Bucket capacity with top 2.3 m3 and 1.1 m3 52 % more or 1.2 m3
      Unloading ground clearance at maximum lifting 2970 mm and 2659 mm 10 % more or 311 mm

      Operation

      Front axle / differential fluid volume 23 l. and 3.7 l. 84 % more or 19.3 l.
      Rear axle / differential fluid volume 23 l. and 3.7 l. 84 % more or 19.3 l.
      Static tipping weight 11435.1 kg and 4307 kg 62 % more or 7128.1 kg
      Fuel Capacity 254 l. and 100 l. 61 % more or 154 l.
      Hydraulic system fluid volume 95 l. and 70 l. 26 % more or 25 l.
      Engine oil volume 19 l. and 7.5 l. 61 % more or 11.5 l.
      Cooling system fluid volume 28 l. and 13 l. 54 % more or 15 l.

      Motor

      Cylinders number 6 and 4 33 % more or 2
      Maximum torque 650.8 Nm and 214.2 Nm 67 % more or 436.6 Nm
      Effective power 115.6 kW and 53.7 kW 54 % more or 61.9 kW
      Full power 123 kW and 55.9 kW 55 % more or 67.1 kW
      Displacement 7.6 l. and 3.1 l. 59 % more or 4.5 l.

      Hydraulic system

      Lifting time 6.1 sec and 6.6 sec 8 % less or 0.5 sec
      Pump bandwidth 238.5 l/min and 71.9 l/min 70 % more or 166.6 l/min

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Maximum forward speed 43.9 km/h and 20 km/h 54 % more or 23.9 km/h

      8 reasons to buy Case 321D:

      Shovel

      Breakout power 70.8 kN and 109 kN 35 % less or 38.2 kN

      Operation

      Turn radius 4132 mm and 5029.2 mm 18 % less or 897.2 mm
      Generator current strength 55 amperes and 42 amperes 24 % more or 13 amperes

      Motor

      Torque measured at 1600 rev / min and 1400 rev / min 12 % more or 200 rev
      Power measured at 2300 rev / min and 2200 rev / min 4 % more or 100 rev

      Hydraulic system

      Unloading time 1.1 sec and 2 sec 45 % less or 0.9 sec
      Lowering time 3.5 sec and 4.3 sec 19 % less or 0.8 sec

      Gear box

      Maximum reverse gear 20 km/h and 13.2 km/h 34 % more or 6.8 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 7034.8 mm and 5531 mm
      Between tyres width 2605 mm and 1978 mm
      Height to cab upper part 3200.4 mm and 2785 mm
      Wheelbase 2920 mm and 2350 mm
      Hinge axis maximum height 3861.8 mm and 3344 mm

      Shovel

      Shovel width 2660 mm and 2100 mm

      Operation

      Tyre size 20.5-25 and 405/70 R20
      Operating voltage 12 V and 12 V
      Working weight 13300 kg and 5909.4 kg
      Rear axle oscillating 22 degrees and 24 degrees

      Motor

      Manufacturer John Deere and Deutz
      Model 6-466T and BF4M2011

      Hydraulic system

      Type of pump gear type pump and Open-centered with pressure/flow compensation
      Overflow valve pressure 18099 kPa and 159.7 kPa

      Gear box

      Transmission type planetary powershift transmission and hydrostatic
      Reverse gears number 2 and 2

      Images

      Sizes

      4. Wheelbase 2920 mm 4. Wheelbase 2350 mm
      5. Clearance 514 mm 5. Clearance 365 mm
      6. Hinge axis maximum height 3861.8 mm 6. Hinge axis maximum height 3344 mm
      8. Radius at maximum lifting and unloading 933 mm 8. Radius at maximum lifting and unloading 889 mm
      1. Length with bucket on ground level 7034.8 mm 1. Length with bucket on ground level 5531 mm
      2. Between tyres width 2605 mm 2. Between tyres width 1978 mm
      3. Height to cab upper part 3200.4 mm 3. Height to cab upper part 2785 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2970 mm 7. Unloading ground clearance at maximum lifting 2659 mm