vs.

      Caterpillar 621G vs. Caterpillar 631G

      1 reasons to buy Caterpillar 621G:

      Operation

      Differential fluid volume 144 l. and 136 l. 6 % more or 8 l.

      16 reasons to buy Caterpillar 631G:

      Tractor engine

      Full power 384 kW and 293 kW 24 % more or 91 kW
      Effective power 365 kW and 272 kW 25 % more or 93 kW
      Displacement 18 l. and 14.6 l. 19 % more or 3.4 l.

      Sizes

      Tractor clearance 665 mm and 553 mm 17 % more or 112 mm

      Operation

      Engine oil volume 45 l. and 36 l. 20 % more or 9 l.
      Transmission fluid volume 127 l. and 72 l. 43 % more or 55 l.
      Hydraulic system fluid volume 190 l. and 140 l. 26 % more or 50 l.
      Cooling fluid volume per wheel 75 l. and 45 l. 40 % more or 30 l.
      Fuel Capacity 814 l. and 606 l. 26 % more or 208 l.
      Cooling system fluid volume 122 l. and 107 l. 12 % more or 15 l.

      Gear box

      Maximum forward speed 53.5 km/h and 51.5 km/h 4 % more or 2.0 km/h
      Maximum reverse gear 9.9 km/h and 9.2 km/h 7 % more or 0.7 km/h

      Cup

      Volume with top 23.7 m3 and 17 m3 28 % more or 6.7 m3
      Brimmed volume 16.1 m3 and 12 m3 25 % more or 4.1 m3
      Maximum cutting depth 437 mm and 333 mm 24 % more or 104 mm
      Cut width 3512 mm and 3023 mm 14 % more or 489 mm

      Neutral reasons:

      Weight

      Total operating loaded 57420 kg and 80495 kg
      Loaded front axle 30433 kg and 42662 kg
      Loaded rear axle 26987 kg and 37833 kg
      Total operating unloaded 33470 kg and 46475 kg
      Front axle unloaded 22760 kg and 31138 kg
      Rear axle unloaded 10710 kg and 15337 kg

      Tractor engine

      Manufacturer Caterpillar and Caterpillar
      Model C15 ACERT and 3408E

      Sizes

      Height to cab upper part 3423 mm and 3715 mm
      Headroom 3705 mm and 4286 mm
      Wheelbase 7722 mm and 8769 mm
      Dimensional length 12917 mm and 14565 mm
      Overall width 3467 mm and 3938 mm

      Operation

      Operating voltage 24 V and 24 V
      Generator current strength 75 amperes and 75 amperes
      Tyre size 33.25-R29 and 37.50-R35

      Gear box

      Reverse gears number 1 and 1
      Transmission type 8-speed automatic power transmission with electronic control and 8-speed automatic power transmission with electronic control
      Forward gears number 8 and 8

      Cup

      Nominal payload 23950 kg and 34020 kg

      Images

      Sizes

      1. Dimensional length 12917 mm 1. Dimensional length 14565 mm
      2. Overall width 3467 mm 2. Overall width 3938 mm
      3. Headroom 3705 mm 3. Headroom 4286 mm
      4. Wheelbase 7722 mm 4. Wheelbase 8769 mm
      5. Tractor clearance 553 mm 5. Tractor clearance 665 mm
      6. Height to cab upper part 3423 mm 6. Height to cab upper part 3715 mm