vs.

      Komatsu WB156-5 vs. Caterpillar 426 serie II

      21 reasons to buy Komatsu WB156-5:

      Sizes

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

      Operation

      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.
      Transmission fluid volume 20.2 l. and 10 l. 50 % more or 10.2 l.
      Turn radius 3400 mm and 3905 mm 13 % less or 505 mm
      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 2622 mm and 2562 mm 2 % more or 60 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 37.8 km/h and 31.5 km/h 17 % more or 6.3 km/h
      Maximum reverse gear 37.8 km/h and 31.6 km/h 16 % more or 6.2 km/h

      Backdigger

      Loading height in folded state 3761 mm and 3647 mm 3 % more or 114 mm
      Loading height in unfolded state 4435 mm and 4335 mm 2 % more or 100 mm
      Digging depth in folded state 4725 mm and 4688 mm 1 % more or 37 mm
      Load at maximum lifting in folded state 1472 kg and 1755 kg 16 % less or 283 kg
      Load at maximum lifting in unfolded state 835 kg and 1050 kg 20 % less or 215 kg

      7 reasons to buy Caterpillar 426 serie II:

      Operation

      Cooling system fluid volume 21 l. and 14 l. 33 % more or 7 l.
      Front axle fluid volume 7.5 l. and 7 l. 7 % more or 0.5 l.
      Rear axle fluid volume 18.5 l. and 14.5 l. 22 % more or 4.0 l.

      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 58.8 kN 42 % less or 24.7 kN
      Radius at max unloading height 776 mm and 750 mm 3 % more or 26 mm

      Backdigger

      Digging depth in unfolded state 6004 mm and 5970 mm 1 % more or 34 mm

      Neutral reasons:

      Sizes

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

      Operation

      Working weight 2wd 7498 kg and 6633 kg
      Working weight 4wd 7498 kg and 6753 kg
      Operating voltage 12 V and 12 V

      Motor

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

      Load-transfer device

      Shovel width 2356 mm and 2262 mm

      Hydraulic system

      Type of pump variable displacement piston pump and alternating
      Overflow valve pressure 24497.1 kPa and 18600 kPa

      Gear box

      Reverse gears number 4 and 4
      Transmission type synchronized gearbox with power gear shifting and synchronizer
      Forward gears number 4 and 4

      Backdigger

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

      Images

      Sizes

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

      Load-transfer device

      7. Ground clearance at maximum unloading height 2622 mm 7. Ground clearance at maximum unloading height 2562 mm
      8. Radius at max unloading height 750 mm 8. Radius at max unloading height 776 mm
      9. Digging depth 138 mm 9. Digging depth 102 mm

      Backdigger

      10. Loading height in folded state 3761 mm 10. Loading height in folded state 3647 mm
      11. Hinge joint radius in folded state 6034 mm 11. Hinge joint radius in folded state 5781 mm
      12. Digging depth in folded state 4725 mm 12. Digging depth in folded state 4688 mm