vs.

      Caterpillar 426 serie II vs. Komatsu WB156PS-5

      10 reasons to buy Caterpillar 426 serie II:

      Operation

      Cooling system fluid volume 21 l. and 14 l. 33 % more or 7 l.
      Rear axle fluid volume 18.5 l. and 14.5 l. 22 % more or 4.0 l.
      Turn radius 3905 mm and 4000 mm 2 % less or 95 mm

      Motor

      Power measured at 2400 rev / min and 2200 rev / min 8 % more or 200 rev

      Load-transfer device

      Bucket breakout force 34.1 kN and 60.1 kN 43 % less or 26.0 kN

      Gear box

      Maximum reverse gear 31.6 km/h and 23 km/h 27 % more or 8.6 km/h
      Reverse gears number 4 and 3 25 % more or 1

      Backdigger

      Digging depth in folded state 4688 mm and 4670 mm 0 % more or 18 mm
      Bucket digging force in folded state 4735.5 kg and 4725 kg 0 % more or 10.5 kg
      Digging depth in unfolded state 6004 mm and 5916 mm 1 % more or 88 mm

      20 reasons to buy Komatsu WB156PS-5:

      Sizes

      Clearance 430 mm and 291 mm 32 % more or 139 mm

      Operation

      Transmission fluid volume 20.2 l. and 10 l. 50 % more or 10.2 l.
      Fuel Capacity 150 l. and 106 l. 29 % more or 44 l.
      Hydraulic system fluid volume 97 l. and 82 l. 15 % more or 15 l.
      Oil system fluid volume 9 l. and 7 l. 22 % more or 2 l.
      Generator current strength 95 amperes and 52 amperes 45 % more or 43 amperes

      Motor

      Effective power 70.8 kW and 52.2 kW 26 % more or 18.6 kW
      Full power 73.8 kW and 55.9 kW 24 % more or 17.9 kW
      Displacement 4.5 l. and 3.9 l. 13 % more or 0.6 l.

      Load-transfer device

      Lifting capacity at full height 3900 kg and 2450 kg 37 % more or 1450 kg
      Ground clearance at maximum unloading height 4435 mm and 2562 mm 42 % more or 1873 mm
      Radius at max unloading height 3761 mm and 776 mm 79 % more or 2985 mm
      Digging depth 138 mm and 102 mm 26 % more or 36 mm

      Hydraulic system

      Pump bandwidth 165 l/min and 138 l/min 16 % more or 27 l/min

      Gear box

      Maximum forward speed 40 km/h and 31.5 km/h 21 % more or 8.5 km/h

      Backdigger

      Loading height in folded state 3747 mm and 3647 mm 3 % more or 100 mm
      Loading height in unfolded state 4435 mm and 4335 mm 2 % more or 100 mm
      Radius at high-altitude loading in folded state 3046 mm and 2234 mm 27 % more or 812 mm
      Radius at high-altitude loading in unfolded state 4239 mm and 3423 mm 19 % more or 816 mm
      Bucket digging force in unfolded state 5970 kg and 4653.9 kg 22 % more or 1316.1 kg

      Neutral reasons:

      Sizes

      Transport height 3742 mm and 4230 mm
      Height to cab upper part 2714 mm and 2935 mm
      Transport length 6917 mm and 7504 mm
      Wheelbase 2100 mm and 2175 mm
      Transport width 2262 mm and 2356 mm

      Operation

      Front axle fluid volume 7.5 l. and 7.5 l.
      Operating voltage 12 V and 12 V

      Motor

      Manufacturer Perkins and Komatsu
      Model 4.2 and S4D102LE-2
      Cylinders number 4 and 4

      Load-transfer device

      Shovel width 2262 mm and 2356 mm

      Hydraulic system

      Overflow valve pressure 18600 kPa and 24131.6 kPa
      Type of pump alternating and variable displacement axial piston pump

      Gear box

      Transmission type synchronizer and rotary knob or electronic gearbox EGMTM
      Forward gears number 4 and 4

      Backdigger

      Hinge joint radius in folded state 5781 mm and 6034 mm
      Hinge joint radius in unfolded state 7046 mm and 7164 mm

      Images

      Sizes

      1. Transport length 6917 mm 1. Transport length 7504 mm
      2. Transport width 2262 mm 2. Transport width 2356 mm
      3. Transport height 3742 mm 3. Transport height 4230 mm
      4. Wheelbase 2100 mm 4. Wheelbase 2175 mm
      5. Clearance 291 mm 5. Clearance 430 mm
      6. Height to cab upper part 2714 mm 6. Height to cab upper part 2935 mm

      Load-transfer device

      8. Radius at max unloading height 776 mm 8. Radius at max unloading height 3761 mm
      9. Digging depth 102 mm 9. Digging depth 138 mm
      7. Ground clearance at maximum unloading height 2562 mm 7. Ground clearance at maximum unloading height 4435 mm

      Backdigger

      10. Loading height in folded state 3647 mm 10. Loading height in folded state 3747 mm
      11. Hinge joint radius in folded state 5781 mm 11. Hinge joint radius in folded state 6034 mm
      12. Digging depth in folded state 4688 mm 12. Digging depth in folded state 4670 mm
      13. Radius at high-altitude loading in folded state 2234 mm 13. Radius at high-altitude loading in folded state 3046 mm