vs.

      John Deere 644D vs. Zettelmeyer ZL1801

      19 reasons to buy John Deere 644D:

      Sizes

      Radius at maximum lifting and unloading 933 mm and 790 mm 15 % more or 143 mm
      Clearance 514 mm and 440 mm 14 % more or 74 mm

      Shovel

      Breakout power 109 kN and 117 kN 7 % less or 8 kN
      Unloading ground clearance at maximum lifting 2970 mm and 2920 mm 2 % more or 50 mm
      Bucket capacity with top 2.3 m3 and 1.5 m3 35 % more or 0.8 m3
      Brimmed bucket capacity 1.9 m3 and 1.3 m3 32 % more or 0.6 m3

      Operation

      Turn radius 5029.2 mm and 5750 mm 13 % less or 720.8 mm
      Fuel Capacity 254 l. and 230 l. 9 % more or 24 l.
      Engine oil volume 19 l. and 16 l. 16 % more or 3 l.
      Transmission fluid volume 37 l. and 28 l. 24 % more or 9 l.
      Rear axle / differential fluid volume 23 l. and 20.5 l. 11 % more or 2.5 l.
      Static tipping weight 11435.1 kg and 9100 kg 20 % more or 2335.1 kg

      Motor

      Effective power 115.6 kW and 94 kW 19 % more or 21.6 kW
      Displacement 7.6 l. and 5.9 l. 22 % more or 1.7 l.
      Full power 123 kW and 100 kW 19 % more or 23 kW
      Maximum torque 650.8 Nm and 480 Nm 26 % more or 170.8 Nm

      Hydraulic system

      Pump bandwidth 238.5 l/min and 157 l/min 34 % more or 81.5 l/min
      Unloading time 2 sec and 2.4 sec 17 % less or 0.4 sec

      Gear box

      Maximum forward speed 43.9 km/h and 39 km/h 11 % more or 4.9 km/h

      8 reasons to buy Zettelmeyer ZL1801:

      Operation

      Generator current strength 55 amperes and 42 amperes 24 % more or 13 amperes
      Hydraulic system fluid volume 170 l. and 95 l. 44 % more or 75 l.
      Front axle / differential fluid volume 26.5 l. and 23 l. 13 % more or 3.5 l.

      Motor

      Torque measured at 1600 rev / min and 1400 rev / min 12 % more or 200 rev

      Hydraulic system

      Lifting time 6 sec and 6.1 sec 2 % less or 0.1 sec
      Lowering time 3 sec and 4.3 sec 30 % less or 1.3 sec

      Gear box

      Reverse gears number 3 and 2 33 % more or 1
      Maximum reverse gear 25 km/h and 13.2 km/h 47 % more or 11.8 km/h

      Neutral reasons:

      Sizes

      Hinge axis maximum height 3861.8 mm and 3730 mm
      Length with bucket on ground level 7034.8 mm and 6680 mm
      Height to cab upper part 3200.4 mm and 3130 mm
      Wheelbase 2920 mm and 2880 mm

      Shovel

      Shovel width 2660 mm and 2500 mm

      Operation

      Operating voltage 12 V and 24 V
      Rear axle oscillating 22 degrees and 24 degrees
      Tyre size 20.5-25 and 20-24 12PR
      Working weight 13300 kg and 11300 kg

      Motor

      Power measured at 2200 rev / min and 2200 rev / min
      Cylinders number 6 and 6
      Aspiration turbocharging and turbocharging
      Manufacturer John Deere and Cummins
      Model 6-466T and 6BT 5.9

      Hydraulic system

      Type of pump gear type pump and axial piston
      Overflow valve pressure 18099 kPa and 23000 kPa

      Gear box

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

      Images

      Sizes

      3. Height to cab upper part 3200.4 mm 3. Height to cab upper part 3130 mm
      4. Wheelbase 2920 mm 4. Wheelbase 2880 mm
      5. Clearance 514 mm 5. Clearance 440 mm
      6. Hinge axis maximum height 3861.8 mm 6. Hinge axis maximum height 3730 mm
      8. Radius at maximum lifting and unloading 933 mm 8. Radius at maximum lifting and unloading 790 mm
      1. Length with bucket on ground level 7034.8 mm 1. Length with bucket on ground level 6680 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2970 mm 7. Unloading ground clearance at maximum lifting 2920 mm