vs.

      John Deere 644E vs. Liebherr L576 2 plus 2

      6 reasons to buy John Deere 644E:

      Shovel

      Breakout power 164.9 kN and 190 kN 13 % less or 25.1 kN

      Motor

      Power measured at 2200 rev / min and 2000 rev / min 9 % more or 200 rev
      Torque measured at 1400 rev / min and 1300 rev / min 7 % more or 100 rev

      Hydraulic system

      Unloading time 1.8 sec and 2 sec 10 % less or 0.2 sec

      Gear box

      Forward gears number 4 and 3 25 % more or 1
      Maximum forward speed 41 km/h and 40 km/h 2 % more or 1 km/h

      17 reasons to buy Liebherr L576 2 plus 2:

      Sizes

      Clearance 565 mm and 500 mm 12 % more or 65 mm

      Shovel

      Bucket capacity with top 4.5 m3 and 2.5 m3 44 % more or 2.0 m3
      Unloading ground clearance at maximum lifting 3187 mm and 2975 mm 7 % more or 212 mm

      Operation

      Hydraulic system fluid volume 260 l. and 115 l. 56 % more or 145 l.
      Engine oil volume 43 l. and 24 l. 44 % more or 19 l.
      Cooling system fluid volume 52 l. and 28.5 l. 45 % more or 23.5 l.
      Front axle / differential fluid volume 51 l. and 23 l. 55 % more or 28 l.
      Rear axle / differential fluid volume 51 l. and 23 l. 55 % more or 28 l.
      Static tipping weight 19570 kg and 12329 kg 37 % more or 7241 kg
      Fuel Capacity 400 l. and 284 l. 29 % more or 116 l.
      Generator current strength 80 amperes and 65 amperes 19 % more or 15 amperes

      Motor

      Displacement 10.5 l. and 7.6 l. 28 % more or 2.9 l.
      Maximum torque 1320 Nm and 691.5 Nm 48 % more or 628.5 Nm
      Full power 200 kW and 125.3 kW 37 % more or 74.7 kW

      Hydraulic system

      Pump bandwidth 290 l/min and 247.9 l/min 15 % more or 42.1 l/min
      Lifting time 5.5 sec and 6.2 sec 11 % less or 0.7 sec

      Gear box

      Maximum reverse gear 40 km/h and 26.4 km/h 34 % more or 13.6 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 7680 mm and 8992 mm
      Height to cab upper part 3400 mm and 3550 mm
      Wheelbase 3200 mm and 3580 mm
      Hinge axis maximum height 4000 mm and 4360 mm

      Shovel

      Shovel width 2780 mm and 3000 mm

      Operation

      Rear axle oscillating 26 degrees and 26 degrees
      Tyre size 20.5-25 and 26.5R25
      Working weight 15471 kg and 24260 kg
      Operating voltage 12 V and 24 V

      Motor

      Cylinders number 6 and 6
      Manufacturer John Deere and Liebherr
      Aspiration turbocharging and turbocharging
      Model 6466T and D 936 L A6

      Hydraulic system

      Type of pump gear type pump and Axial cam pump with adjustable flow rate, load sensing with control of the flow rate and output and cut-off pressure in the control unit
      Overflow valve pressure 19650 kPa and 35000 kPa
      Lowering time 3.5 sec and 3.5 sec

      Gear box

      Transmission type powershift and hydrostatic
      Reverse gears number 3 and 3

      Images

      Sizes

      1. Length with bucket on ground level 7680 mm 1. Length with bucket on ground level 8992 mm
      3. Height to cab upper part 3400 mm 3. Height to cab upper part 3550 mm
      4. Wheelbase 3200 mm 4. Wheelbase 3580 mm
      5. Clearance 500 mm 5. Clearance 565 mm
      6. Hinge axis maximum height 4000 mm 6. Hinge axis maximum height 4360 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2975 mm 7. Unloading ground clearance at maximum lifting 3187 mm