vs.

      Caterpillar 621B vs. Komatsu WS23S-1

      7 reasons to buy Komatsu WS23S-1:

      Tractor engine

      Displacement 18.8 l. and 14.6 l. 22 % more or 4.2 l.

      Operation

      Fuel Capacity 850 l. and 511 l. 40 % more or 339 l.

      Gear box

      Maximum forward speed 52 km/h and 48 km/h 8 % more or 4 km/h

      Cup

      Maximum cutting depth 900 mm and 340 mm 62 % more or 560 mm
      Cut width 3380 mm and 3020 mm 11 % more or 360 mm
      Volume with top 24 m3 and 15.3 m3 36 % more or 8.7 m3
      Brimmed volume 16 m3 and 10.7 m3 33 % more or 5.3 m3

      Neutral reasons:

      Weight

      Total operating unloaded 30205 kg and 35700 kg
      Front axle unloaded 21143 kg and 23562 kg
      Rear axle unloaded 9061.5 kg and 12138 kg
      Total operating loaded 51975 kg and 69700 kg
      Loaded front axle 28586 kg and 38335 kg
      Loaded rear axle 23389 kg and 31365 kg

      Tractor engine

      Manufacturer Caterpillar and Cummins
      Model 3406 and KT1150

      Sizes

      Dimensional length 12700 mm and 13470 mm
      Overall width 3450 mm and 3690 mm
      Headroom 3630 mm and 4750 mm
      Wheelbase 7720 mm and 8390 mm

      Operation

      Tyre size 29.5-29 28PR (E-3) and 33.5-33-32PR

      Gear box

      Forward gears number 8 and 8

      Cup

      Nominal payload 21770 kg and 34000 kg

      Images

      Sizes

      1. Dimensional length 12700 mm 1. Dimensional length 13470 mm
      2. Overall width 3450 mm 2. Overall width 3690 mm
      3. Headroom 3630 mm 3. Headroom 4750 mm
      4. Wheelbase 7720 mm 4. Wheelbase 8390 mm