vs.

      Komatsu WA900-3 vs. John Deere 724K Z-Bar

      19 reasons to buy Komatsu WA900-3:

      Sizes

      Clearance 550 mm and 410 mm 25 % more or 140 mm
      Radius at maximum lifting and unloading 2450 mm and 1130 mm 54 % more or 1320 mm

      Shovel

      Unloading ground clearance at maximum lifting 4715 mm and 2790 mm 41 % more or 1925 mm
      Brimmed bucket capacity 11 m3 and 3.2 m3 71 % more or 7.8 m3
      Bucket capacity with top 13 m3 and 3.6 m3 72 % more or 9.4 m3

      Operation

      Cooling system fluid volume 319 l. and 34 l. 89 % more or 285 l.
      Front axle / differential fluid volume 360 l. and 22 l. 94 % more or 338 l.
      Transmission fluid volume 140 l. and 24 l. 83 % more or 116 l.
      Rear axle / differential fluid volume 360 l. and 22 l. 94 % more or 338 l.
      Static tipping weight 66140 kg and 16489 kg 75 % more or 49651 kg
      Fuel Capacity 1425 l. and 352 l. 75 % more or 1073 l.
      Hydraulic system fluid volume 725 l. and 110 l. 85 % more or 615 l.
      Engine oil volume 132 l. and 28 l. 79 % more or 104 l.

      Motor

      Effective power 636.1 kW and 196.9 kW 69 % more or 439.2 kW
      Power measured at 2000 rev / min and 1800 rev / min 10 % more or 200 rev
      Displacement 30.5 l. and 9 l. 70 % more or 21.5 l.
      Cylinders number 12 and 6 50 % more or 6

      Hydraulic system

      Pump bandwidth 405 l/min and 310 l/min 23 % more or 95 l/min

      Gear box

      Maximum reverse gear 28.3 km/h and 24.2 km/h 14 % more or 4.1 km/h

      8 reasons to buy John Deere 724K Z-Bar:

      Shovel

      Breakout power 141.2 kN and 665.9 kN 79 % less or 524.7 kN

      Operation

      Turn radius 5640 mm and 11065 mm 49 % less or 5425 mm
      Generator current strength 80 amperes and 75 amperes 6 % more or 5 amperes

      Hydraulic system

      Lifting time 5.5 sec and 11.2 sec 51 % less or 5.7 sec
      Unloading time 1.2 sec and 2 sec 40 % less or 0.8 sec
      Lowering time 3 sec and 4.8 sec 37 % less or 1.8 sec

      Gear box

      Forward gears number 4 and 3 25 % more or 1
      Maximum forward speed 35.6 km/h and 28 km/h 21 % more or 7.6 km/h

      Neutral reasons:

      Sizes

      Wheelbase 5450 mm and 3260 mm
      Hinge axis maximum height 6960 mm and 4070 mm
      Length with bucket on ground level 14430 mm and 8340 mm
      Between tyres width 4585 mm and 2880 mm
      Height to cab upper part 5275 mm and 3380 mm

      Shovel

      Shovel width 4815 mm and 3040 mm

      Operation

      Operating voltage 24 V and 24 V
      Rear axle oscillating 22 degrees and 26 degrees
      Tyre size 45/64-45 and 23.5 R25
      Working weight 102880 kg and 19130 kg

      Motor

      Manufacturer Komatsu and John Deere
      Model SAA12V140ZE-2 and 6090H, III Level III certified
      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharger with charge air cooler by oncoming air flow

      Hydraulic system

      Overflow valve pressure 34315.2 kPa and 25165.8 kPa
      Type of pump variable displacement piston pump and variable displacement axial piston pump

      Gear box

      Transmission type powershift transmission and Powershift transmission of intermediate type
      Reverse gears number 3 and 3

      Images

      Sizes

      1. Length with bucket on ground level 14430 mm 1. Length with bucket on ground level 8340 mm
      2. Between tyres width 4585 mm 2. Between tyres width 2880 mm
      3. Height to cab upper part 5275 mm 3. Height to cab upper part 3380 mm
      4. Wheelbase 5450 mm 4. Wheelbase 3260 mm
      5. Clearance 550 mm 5. Clearance 410 mm
      6. Hinge axis maximum height 6960 mm 6. Hinge axis maximum height 4070 mm
      8. Radius at maximum lifting and unloading 2450 mm 8. Radius at maximum lifting and unloading 1130 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 4715 mm 7. Unloading ground clearance at maximum lifting 2790 mm