vs.

      Caterpillar 621S vs. Komatsu WS23S-1

      8 reasons to buy Komatsu WS23S-1:

      Tractor engine

      Full power 326.6 kW and 208.8 kW 36 % more or 117.8 kW
      Displacement 18.8 l. and 10.5 l. 44 % more or 8.3 l.

      Operation

      Fuel Capacity 850 l. and 545 l. 36 % more or 305 l.

      Gear box

      Maximum forward speed 52 km/h and 44.4 km/h 15 % more or 7.6 km/h

      Cup

      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
      Maximum cutting depth 900 mm and 361 mm 60 % more or 539 mm
      Cut width 3380 mm and 3020 mm 11 % more or 360 mm

      Neutral reasons:

      Weight

      Loaded rear axle 24526 kg and 31365 kg
      Total operating unloaded 28281 kg and 35700 kg
      Front axle unloaded 18383 kg and 23562 kg
      Rear axle unloaded 9898 kg and 12138 kg
      Total operating loaded 50053 kg and 69700 kg
      Loaded front axle 25527 kg and 38335 kg

      Tractor engine

      Manufacturer Caterpillar and Cummins
      Model 3306 and KT1150

      Sizes

      Dimensional length 12860 mm and 13470 mm
      Overall width 3470 mm and 3690 mm
      Headroom 3710 mm and 4750 mm
      Wheelbase 7650 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 21772 kg and 34000 kg

      Images

      Sizes

      1. Dimensional length 12860 mm 1. Dimensional length 13470 mm
      2. Overall width 3470 mm 2. Overall width 3690 mm
      3. Headroom 3710 mm 3. Headroom 4750 mm
      4. Wheelbase 7650 mm 4. Wheelbase 8390 mm