vs.

      Komatsu WB142-5 vs. Caterpillar 420EIT

      8 reasons to buy Komatsu WB142-5:

      Sizes

      Clearance 380 mm and 320 mm 16 % more or 60 mm

      Operation

      Oil system fluid volume 9 l. and 7.6 l. 16 % more or 1.4 l.
      Turn radius 3600 mm and 5420 mm 34 % less or 1820 mm
      Hydraulic system fluid volume 97 l. and 79 l. 19 % more or 18 l.

      Motor

      Displacement 4.5 l. and 4.4 l. 2 % more or 0.1 l.

      Load-transfer device

      Ground clearance at maximum unloading height 2615 mm and 2573 mm 2 % more or 42 mm
      Radius at max unloading height 910 mm and 853 mm 6 % more or 57 mm

      Backdigger

      Load at maximum lifting in folded state 1350 kg and 1596 kg 15 % less or 246 kg

      17 reasons to buy Caterpillar 420EIT:

      Operation

      Rear axle fluid volume 16.5 l. and 14.5 l. 12 % more or 2.0 l.
      Cooling system fluid volume 16.7 l. and 14 l. 16 % more or 2.7 l.
      Transmission fluid volume 19 l. and 18 l. 5 % more or 1 l.
      Front axle fluid volume 11 l. and 7 l. 36 % more or 4 l.
      Fuel Capacity 144 l. and 120 l. 17 % more or 24 l.

      Motor

      Full power 75.3 kW and 60 kW 20 % more or 15.3 kW
      Effective power 69.4 kW and 57 kW 18 % more or 12.4 kW
      Torque measured at 1400 rev / min and 1300 rev / min 7 % more or 100 rev
      Maximum effective torque 408.1 Nm and 299.6 Nm 27 % more or 108.5 Nm

      Load-transfer device

      Digging depth 106 mm and 100 mm 6 % more or 6 mm
      Bucket breakout force 45.6 kN and 50.5 kN 10 % less or 4.9 kN
      Lifting capacity at full height 2929 kg and 2870 kg 2 % more or 59 kg

      Hydraulic system

      Pump bandwidth 163 l/min and 140 l/min 14 % more or 23 l/min

      Gear box

      Maximum forward speed 40.1 km/h and 37 km/h 8 % more or 3.1 km/h
      Maximum reverse gear 40.1 km/h and 37 km/h 8 % more or 3.1 km/h

      Backdigger

      Loading height in folded state 3636 mm and 3600 mm 1 % more or 36 mm
      Digging depth in folded state 4360 mm and 4318 mm 1 % more or 42 mm

      Neutral reasons:

      Sizes

      Wheelbase 2175 mm and 2200 mm
      Transport length 7060 mm and 7231 mm
      Transport width 2180 mm and 2322 mm
      Transport height 3660 mm and 3577 mm
      Height to cab upper part 2820 mm and 2819 mm

      Operation

      Operating voltage 12 V and 12 V
      Working weight 4wd 6585 kg and 7675 kg

      Motor

      Model 4D102LE-2 and C4.4 DIT
      Manufacturer Komatsu and Caterpillar
      Power measured at 2200 rev / min and 2200 rev / min

      Load-transfer device

      Shovel width 2180 mm and 2262 mm

      Hydraulic system

      Type of pump Twin fixed displacement pumps and variable displacement axial piston pump
      Overflow valve pressure 20698 kPa and 24898 kPa

      Gear box

      Forward gears number 4 and 4
      Reverse gears number 4 and 4

      Backdigger

      Hinge joint radius in folded state 5580 mm and 5618 mm

      Images

      Sizes

      1. Transport length 7060 mm 1. Transport length 7231 mm
      2. Transport width 2180 mm 2. Transport width 2322 mm
      3. Transport height 3660 mm 3. Transport height 3577 mm
      4. Wheelbase 2175 mm 4. Wheelbase 2200 mm
      5. Clearance 380 mm 5. Clearance 320 mm
      6. Height to cab upper part 2820 mm 6. Height to cab upper part 2819 mm

      Load-transfer device

      7. Ground clearance at maximum unloading height 2615 mm 7. Ground clearance at maximum unloading height 2573 mm
      8. Radius at max unloading height 910 mm 8. Radius at max unloading height 853 mm
      9. Digging depth 100 mm 9. Digging depth 106 mm

      Backdigger

      12. Digging depth in folded state 4318 mm 12. Digging depth in folded state 4360 mm
      10. Loading height in folded state 3600 mm 10. Loading height in folded state 3636 mm
      11. Hinge joint radius in folded state 5580 mm 11. Hinge joint radius in folded state 5618 mm