vs.

      John Deere 644A vs. Caterpillar 914G

      17 reasons to buy John Deere 644A:

      Shovel

      Brimmed bucket capacity 1.6 m3 and 1.1 m3 31 % more or 0.5 m3
      Unloading ground clearance at maximum lifting 2819.4 mm and 2659 mm 6 % more or 160.4 mm
      Bucket capacity with top 1.9 m3 and 1.3 m3 32 % more or 0.6 m3

      Operation

      Front axle / differential fluid volume 22.7 l. and 15 l. 34 % more or 7.7 l.
      Rear axle / differential fluid volume 24.6 l. and 15 l. 39 % more or 9.6 l.
      Static tipping weight 8439 kg and 5323 kg 37 % more or 3116 kg
      Turn radius 4700 mm and 4748 mm 1 % less or 48 mm
      Fuel Capacity 189.3 l. and 150 l. 21 % more or 39.3 l.
      Engine oil volume 16.1 l. and 7 l. 57 % more or 9.1 l.
      Cooling system fluid volume 34.1 l. and 22 l. 35 % more or 12.1 l.

      Motor

      Full power 143 kW and 74.6 kW 48 % more or 68.4 kW
      Power measured at 2400 rev / min and 2300 rev / min 4 % more or 100 rev
      Displacement 6.6 l. and 4.4 l. 33 % more or 2.2 l.
      Effective power 133 kW and 71.6 kW 46 % more or 61.4 kW

      Hydraulic system

      Pump bandwidth 227 l/min and 90 l/min 60 % more or 137 l/min

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Maximum forward speed 37 km/h and 35 km/h 5 % more or 2 km/h

      6 reasons to buy Caterpillar 914G:

      Sizes

      Clearance 456 mm and 437 mm 4 % more or 19 mm
      Radius at maximum lifting and unloading 973 mm and 889 mm 9 % more or 84 mm

      Shovel

      Breakout power 62 kN and 184.7 kN 66 % less or 122.7 kN

      Operation

      Generator current strength 60 amperes and 55 amperes 8 % more or 5 amperes
      Hydraulic system fluid volume 100 l. and 66.2 l. 34 % more or 33.8 l.

      Gear box

      Maximum reverse gear 35 km/h and 15.3 km/h 56 % more or 19.7 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 6300.2 mm and 6229 mm
      Height to cab upper part 3099.8 mm and 3100 mm
      Wheelbase 2640 mm and 2600 mm
      Hinge axis maximum height 3610 mm and 3435 mm

      Shovel

      Shovel width 2650 mm and 2401 mm

      Operation

      Operating voltage 12 V and 12 V
      Rear axle oscillating 22 degrees and 22 degrees
      Tyre size 16-24 / 20.5- 25 and 17.5-R25, Radial(L-2/L3 equivalent)
      Working weight 11440 kg and 7378 kg

      Motor

      Manufacturer John Deere and Caterpillar

      Hydraulic system

      Type of pump variable displacement piston pump and fixed displacement
      Overflow valve pressure 15513.2 kPa and 24550 kPa

      Gear box

      Transmission type powershift transmission and Hydro-Static Transmission
      Reverse gears number 2 and 2

      Images

      Sizes

      1. Length with bucket on ground level 6300.2 mm 1. Length with bucket on ground level 6229 mm
      3. Height to cab upper part 3099.8 mm 3. Height to cab upper part 3100 mm
      4. Wheelbase 2640 mm 4. Wheelbase 2600 mm
      5. Clearance 437 mm 5. Clearance 456 mm
      6. Hinge axis maximum height 3610 mm 6. Hinge axis maximum height 3435 mm
      8. Radius at maximum lifting and unloading 889 mm 8. Radius at maximum lifting and unloading 973 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2819.4 mm 7. Unloading ground clearance at maximum lifting 2659 mm