vs.

      John Deere 744K High-Lift vs. Michigan L190B Long Boom

      12 reasons to buy John Deere 744K High-Lift:

      Shovel

      Breakout power 171 kN and 237.1 kN 28 % less or 66.1 kN

      Operation

      Fuel Capacity 469 l. and 436 l. 7 % more or 33 l.
      Front axle / differential fluid volume 46 l. and 34.1 l. 26 % more or 11.9 l.
      Rear axle / differential fluid volume 46 l. and 34.1 l. 26 % more or 11.9 l.
      Turn radius 6280 mm and 8001 mm 22 % less or 1721 mm

      Motor

      Effective power 226.7 kW and 216.3 kW 5 % more or 10.4 kW
      Maximum torque 1456.1 Nm and 1364 Nm 6 % more or 92.1 Nm

      Hydraulic system

      Pump bandwidth 515 l/min and 265 l/min 49 % more or 250 l/min
      Lifting time 5.9 sec and 6.9 sec 14 % less or 1.0 sec
      Unloading time 1.4 sec and 3 sec 53 % less or 1.6 sec
      Lowering time 2.8 sec and 4.6 sec 39 % less or 1.8 sec

      Gear box

      Maximum forward speed 40 km/h and 35.7 km/h 11 % more or 4.3 km/h

      12 reasons to buy Michigan L190B Long Boom:

      Sizes

      Clearance 584 mm and 460 mm 21 % more or 124 mm
      Radius at maximum lifting and unloading 1397 mm and 1380 mm 1 % more or 17 mm

      Shovel

      Unloading ground clearance at maximum lifting 3759 mm and 3610 mm 4 % more or 149 mm

      Operation

      Hydraulic system fluid volume 318 l. and 159 l. 50 % more or 159 l.
      Engine oil volume 34.1 l. and 34 l. 0 % more or 0.1 l.
      Cooling system fluid volume 79.8 l. and 45 l. 44 % more or 34.8 l.
      Transmission fluid volume 91.2 l. and 27.9 l. 69 % more or 63.3 l.
      Static tipping weight 18729.7 kg and 15778 kg 16 % more or 2951.7 kg
      Generator current strength 100 amperes and 80 amperes 20 % more or 20 amperes

      Motor

      Displacement 14 l. and 9 l. 36 % more or 5 l.

      Gear box

      Reverse gears number 4 and 3 25 % more or 1
      Maximum reverse gear 35.7 km/h and 30.2 km/h 15 % more or 5.5 km/h

      Neutral reasons:

      Sizes

      Between tyres width 2957 mm and 3124 mm
      Wheelbase 3460 mm and 3505 mm
      Hinge axis maximum height 4800 mm and 5004 mm
      Height to cab upper part 3500 mm and 3759 mm
      Length with bucket on ground level 9640 mm and 9627 mm

      Shovel

      Shovel width 3270 mm and 3302 mm
      Bucket capacity with top 4 m3 and 4 m3
      Brimmed bucket capacity 3.4 m3 and 3.4 m3

      Operation

      Working weight 24733 kg and 28335.9 kg
      Operating voltage 24 V and 24 V
      Rear axle oscillating 26 degrees and 22 degrees
      Tyre size 26.5 R 25 and 29.5-25 (22PR) L-3

      Motor

      Aspiration Turbocharger with charge air cooler by oncoming air flow and turbocharging
      Manufacturer John Deere and Cummins
      Model 6090H, III Level III certified and NTA 855C335

      Hydraulic system

      Type of pump two variable displacement piston pumps, axial, with load sensing and gear type pump
      Overflow valve pressure 22669.9 kPa and 20339.5 kPa

      Gear box

      Forward gears number 4 and 4
      Transmission type Powershift transmission of intermediate type and Clark 4425-202 Powershift transmission of intermediate type

      Images

      Sizes

      1. Length with bucket on ground level 9640 mm 1. Length with bucket on ground level 9627 mm
      2. Between tyres width 2957 mm 2. Between tyres width 3124 mm
      3. Height to cab upper part 3500 mm 3. Height to cab upper part 3759 mm
      4. Wheelbase 3460 mm 4. Wheelbase 3505 mm
      5. Clearance 460 mm 5. Clearance 584 mm
      6. Hinge axis maximum height 4800 mm 6. Hinge axis maximum height 5004 mm
      8. Radius at maximum lifting and unloading 1380 mm 8. Radius at maximum lifting and unloading 1397 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 3610 mm 7. Unloading ground clearance at maximum lifting 3759 mm