vs.

      John Deere 644E with coupling vs. John Deere 344H

      21 reasons to buy John Deere 644E with coupling:

      Sizes

      Radius at maximum lifting and unloading 984 mm and 896 mm 9 % more or 88 mm
      Clearance 500 mm and 378 mm 24 % more or 122 mm

      Shovel

      Bucket capacity with top 2.5 m3 and 1.5 m3 40 % more or 1.0 m3
      Brimmed bucket capacity 2.1 m3 and 1.2 m3 43 % more or 0.9 m3
      Unloading ground clearance at maximum lifting 2936 mm and 2761 mm 6 % more or 175 mm

      Operation

      Engine oil volume 24 l. and 12 l. 50 % more or 12 l.
      Cooling system fluid volume 28.5 l. and 17 l. 40 % more or 11.5 l.
      Front axle / differential fluid volume 23 l. and 10.4 l. 55 % more or 12.6 l.
      Rear axle / differential fluid volume 23 l. and 10.4 l. 55 % more or 12.6 l.
      Static tipping weight 11771 kg and 5461 kg 54 % more or 6310 kg
      Fuel Capacity 284 l. and 140 l. 51 % more or 144 l.
      Hydraulic system fluid volume 115 l. and 65 l. 43 % more or 50 l.

      Motor

      Displacement 7.6 l. and 4.5 l. 41 % more or 3.1 l.
      Maximum torque 691.5 Nm and 395 Nm 43 % more or 296.5 Nm
      Cylinders number 6 and 4 33 % more or 2
      Effective power 119.3 kW and 73 kW 39 % more or 46.3 kW
      Full power 125.3 kW and 76 kW 39 % more or 49.3 kW

      Hydraulic system

      Pump bandwidth 247.9 l/min and 115 l/min 54 % more or 132.9 l/min

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Reverse gears number 3 and 2 33 % more or 1
      Maximum forward speed 41 km/h and 29 km/h 29 % more or 12 km/h

      7 reasons to buy John Deere 344H:

      Shovel

      Breakout power 78 kN and 156.1 kN 50 % less or 78.1 kN

      Operation

      Turn radius 3900 mm and 5420 mm 28 % less or 1520 mm

      Motor

      Power measured at 2400 rev / min and 2200 rev / min 8 % more or 200 rev

      Hydraulic system

      Lifting time 4.4 sec and 6.2 sec 29 % less or 1.8 sec
      Unloading time 1.4 sec and 1.8 sec 22 % less or 0.4 sec
      Lowering time 3 sec and 3.5 sec 14 % less or 0.5 sec

      Gear box

      Maximum reverse gear 29 km/h and 26.4 km/h 9 % more or 2.6 km/h

      Neutral reasons:

      Sizes

      Wheelbase 3200 mm and 2600 mm
      Hinge axis maximum height 4014.2 mm and 3645 mm
      Length with bucket on ground level 7740 mm and 6294 mm
      Between tyres width 2652 mm and 2340 mm
      Height to cab upper part 3400 mm and 3062 mm

      Shovel

      Shovel width 2780 mm and 2400 mm

      Operation

      Rear axle oscillating 26 degrees and 24 degrees
      Tyre size 20.5-25 and 17.5-25
      Working weight 15852.1 kg and 7654.8 kg
      Operating voltage 12 V and 12 V
      Generator current strength 65 amperes and 65 amperes

      Motor

      Torque measured at 1400 rev / min and 1400 rev / min
      Manufacturer John Deere and John Deere
      Aspiration turbocharging and turbocharging
      Model 6076T and 4045T

      Hydraulic system

      Type of pump gear type pump and gear
      Overflow valve pressure 19650 kPa and 22994 kPa

      Gear box

      Transmission type powershift and hydrostatic

      Images

      Sizes

      2. Between tyres width 2652 mm 2. Between tyres width 2340 mm
      3. Height to cab upper part 3400 mm 3. Height to cab upper part 3062 mm
      4. Wheelbase 3200 mm 4. Wheelbase 2600 mm
      5. Clearance 500 mm 5. Clearance 378 mm
      6. Hinge axis maximum height 4014.2 mm 6. Hinge axis maximum height 3645 mm
      8. Radius at maximum lifting and unloading 984 mm 8. Radius at maximum lifting and unloading 896 mm
      1. Length with bucket on ground level 7740 mm 1. Length with bucket on ground level 6294 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2936 mm 7. Unloading ground clearance at maximum lifting 2761 mm