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      John Deere 644H High-Lift vs. Kawasaki 80ZIV-2

      13 reasons to buy John Deere 644H High-Lift:

      Sizes

      Clearance 461 mm and 460 mm 0 % more or 1 mm
      Radius at maximum lifting and unloading 1175 mm and 1165 mm 1 % more or 10 mm

      Shovel

      Bucket capacity with top 3.3 m3 and 2.8 m3 15 % more or 0.5 m3
      Brimmed bucket capacity 2.8 m3 and 2.5 m3 11 % more or 0.3 m3
      Breakout power 136 kN and 153 kN 11 % less or 17 kN
      Unloading ground clearance at maximum lifting 3375 mm and 2820 mm 16 % more or 555 mm

      Operation

      Fuel Capacity 341 l. and 240 l. 30 % more or 101 l.
      Turn radius 5500 mm and 6340 mm 13 % less or 840 mm

      Motor

      Maximum torque 1010 Nm and 755.2 Nm 25 % more or 254.8 Nm
      Full power 153 kW and 132.7 kW 13 % more or 20.3 kW

      Hydraulic system

      Pump bandwidth 257.4 l/min and 65.1 l/min 75 % more or 192.3 l/min
      Lowering time 3 sec and 3.4 sec 12 % less or 0.4 sec

      Gear box

      Maximum forward speed 39 km/h and 34.9 km/h 11 % more or 4.1 km/h

      11 reasons to buy Kawasaki 80ZIV-2:

      Operation

      Generator current strength 70 amperes and 55 amperes 21 % more or 15 amperes
      Hydraulic system fluid volume 145 l. and 117 l. 19 % more or 28 l.
      Cooling system fluid volume 55 l. and 29 l. 47 % more or 26 l.
      Transmission fluid volume 45 l. and 26 l. 42 % more or 19 l.
      Front axle / differential fluid volume 55 l. and 27 l. 51 % more or 28 l.
      Rear axle / differential fluid volume 55 l. and 27 l. 51 % more or 28 l.
      Static tipping weight 12600 kg and 11248 kg 11 % more or 1352 kg

      Motor

      Displacement 8.3 l. and 8.1 l. 2 % more or 0.2 l.
      Torque measured at 1500 rev / min and 1300 rev / min 13 % more or 200 rev

      Gear box

      Reverse gears number 4 and 3 25 % more or 1
      Maximum reverse gear 35.4 km/h and 26.7 km/h 25 % more or 8.7 km/h

      Neutral reasons:

      Sizes

      Wheelbase 3200 mm and 3200 mm
      Hinge axis maximum height 4569 mm and 3955 mm
      Height to cab upper part 3400 mm and 3375 mm
      Length with bucket on ground level 8525 mm and 7785 mm
      Between tyres width 2697 mm and 2685 mm

      Shovel

      Shovel width 2900 mm and 2800 mm

      Operation

      Rear axle oscillating 26 degrees and 24 degrees
      Working weight 17690 kg and 16250 kg
      Tyre size 20.5-25 and 23.5x25-16PR (L-3)
      Engine oil volume 25 l. and 25 l.
      Operating voltage 24 V and 24 V

      Motor

      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and turbocharging
      Cylinders number 6 and 6
      Manufacturer John Deere and Cummins
      Model 6081H and C-8.3-C
      Power measured at 2200 rev / min and 2200 rev / min

      Hydraulic system

      Type of pump piston pump and gear type pump
      Overflow valve pressure 24821.1 kPa and 20684.3 kPa
      Lifting time 6.2 sec and 6.2 sec
      Unloading time 1.4 sec and 1.4 sec

      Gear box

      Forward gears number 4 and 4
      Transmission type powershift and powershift transmission

      Images

      Sizes

      2. Between tyres width 2697 mm 2. Between tyres width 2685 mm
      3. Height to cab upper part 3400 mm 3. Height to cab upper part 3375 mm
      4. Wheelbase 3200 mm 4. Wheelbase 3200 mm
      5. Clearance 461 mm 5. Clearance 460 mm
      6. Hinge axis maximum height 4569 mm 6. Hinge axis maximum height 3955 mm
      8. Radius at maximum lifting and unloading 1175 mm 8. Radius at maximum lifting and unloading 1165 mm
      1. Length with bucket on ground level 8525 mm 1. Length with bucket on ground level 7785 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 3375 mm 7. Unloading ground clearance at maximum lifting 2820 mm