vs.

      Caterpillar 621E vs. Caterpillar 631D

      1 reasons to buy Caterpillar 621E:

      Gear box

      Maximum forward speed 51 km/h and 49.9 km/h 2 % more or 1.1 km/h

      6 reasons to buy Caterpillar 631D:

      Tractor engine

      Displacement 18 l. and 14.6 l. 19 % more or 3.4 l.

      Operation

      Fuel Capacity 946.4 l. and 545 l. 42 % more or 401.4 l.

      Cup

      Volume with top 23.7 m3 and 15.3 m3 35 % more or 8.4 m3
      Brimmed volume 16.1 m3 and 10.7 m3 34 % more or 5.4 m3
      Maximum cutting depth 482.6 mm and 333 mm 31 % more or 149.6 mm
      Cut width 3505.2 mm and 3020 mm 14 % more or 485.2 mm

      Neutral reasons:

      Weight

      Total operating unloaded 30476 kg and 40324.4 kg

      Tractor engine

      Model 3406 and 3408

      Sizes

      Dimensional length 12930 mm and 14249.4 mm
      Overall width 3470 mm and 3962.4 mm
      Wheelbase 7720 mm and 8778.2 mm

      Operation

      Tyre size 33.25-29 26 PR (E-3) and 33.25x35, 38PR

      Images

      Sizes

      1. Dimensional length 12930 mm 1. Dimensional length 14249.4 mm
      2. Overall width 3470 mm 2. Overall width 3962.4 mm
      4. Wheelbase 7720 mm 4. Wheelbase 8778.2 mm