vs.

      Challenger 660 vs. John Deere 1550 CWS

      4 reasons to buy Challenger 660:

      Operation

      Fuel Capacity 605.7 l. and 470 l. 22 % more or 135.7 l.

      Motor

      Power 223.7 kW and 165 kW 26 % more or 58.7 kW

      Grain reception and processing

      Grain tank volume 10571.7 l. and 6000 l. 43 % more or 4571.7 l.
      Unloading rate 88.1 l/sec and 55 l/sec 38 % more or 33.1 l/sec

      2 reasons to buy John Deere 1550 CWS:

      Purifying system

      Total purification area 5.6 m2 and 4.4 m2 21 % more or 1.2 m2

      Motor

      Power measured at 2400 rev / min and 2100 rev / min 12 % more or 300 rev

      Neutral reasons:

      Threshing device

      Rotor diameter 700 mm and 610 mm
      Rotor length 3556 mm and 1560 mm
      Concave zone 1.4 m2 and 0.93 m2

      Operation

      Transmission type 4-speed hydrostatic and 3 speeds

      Motor

      Manufacturer Caterpillar and John Deere
      Model C9 8.8L and 6068H

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