vs.

      Caterpillar 924H vs. John Deere 644D

      10 reasons to buy Caterpillar 924H:

      Sizes

      Radius at maximum lifting and unloading 992 mm and 933 mm 6 % more or 59 mm

      Operation

      Hydraulic system fluid volume 148 l. and 95 l. 36 % more or 53 l.
      Cooling system fluid volume 40 l. and 28 l. 30 % more or 12 l.

      Motor

      Power measured at 2300 rev / min and 2200 rev / min 4 % more or 100 rev
      Maximum torque 673 Nm and 650.8 Nm 3 % more or 22.2 Nm

      Hydraulic system

      Lifting time 5.1 sec and 6.1 sec 16 % less or 1.0 sec
      Unloading time 1.4 sec and 2 sec 30 % less or 0.6 sec
      Lowering time 2.4 sec and 4.3 sec 44 % less or 1.9 sec

      Gear box

      Reverse gears number 3 and 2 33 % more or 1
      Maximum reverse gear 21.8 km/h and 13.2 km/h 39 % more or 8.6 km/h

      14 reasons to buy John Deere 644D:

      Sizes

      Clearance 514 mm and 436 mm 15 % more or 78 mm

      Shovel

      Breakout power 109 kN and 9857 kN 99 % less or 9748 kN
      Unloading ground clearance at maximum lifting 2970 mm and 2828 mm 5 % more or 142 mm
      Bucket capacity with top 2.3 m3 and 1.5 m3 35 % more or 0.8 m3

      Operation

      Fuel Capacity 254 l. and 225 l. 11 % more or 29 l.
      Transmission fluid volume 37 l. and 23 l. 38 % more or 14 l.
      Front axle / differential fluid volume 23 l. and 21 l. 9 % more or 2 l.
      Rear axle / differential fluid volume 23 l. and 21 l. 9 % more or 2 l.
      Static tipping weight 11435.1 kg and 7276 kg 36 % more or 4159.1 kg
      Turn radius 5029.2 mm and 5530 mm 9 % less or 500.8 mm

      Motor

      Effective power 115.6 kW and 96 kW 17 % more or 19.6 kW
      Displacement 7.6 l. and 6.6 l. 13 % more or 1.0 l.

      Hydraulic system

      Pump bandwidth 238.5 l/min and 152 l/min 36 % more or 86.5 l/min

      Gear box

      Maximum forward speed 43.9 km/h and 38.5 km/h 12 % more or 5.4 km/h

      Neutral reasons:

      Sizes

      Height to cab upper part 3227 mm and 3200.4 mm
      Wheelbase 2800 mm and 2920 mm
      Hinge axis maximum height 3881 mm and 3861.8 mm
      Length with bucket on ground level 7147 mm and 7034.8 mm
      Between tyres width 2492 mm and 2605 mm

      Shovel

      Shovel width 2550 mm and 2660 mm

      Operation

      Working weight 11632 kg and 13300 kg
      Tyre size 20.5 R25 and 20.5-25

      Motor

      Model C6.6 and 6-466T
      Manufacturer Caterpillar and John Deere
      Cylinders number 6 and 6

      Hydraulic system

      Type of pump working equipment pump and gear type pump
      Overflow valve pressure 25900 kPa and 18099 kPa

      Gear box

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

      Images

      Sizes

      6. Hinge axis maximum height 3881 mm 6. Hinge axis maximum height 3861.8 mm
      8. Radius at maximum lifting and unloading 992 mm 8. Radius at maximum lifting and unloading 933 mm
      1. Length with bucket on ground level 7147 mm 1. Length with bucket on ground level 7034.8 mm
      2. Between tyres width 2492 mm 2. Between tyres width 2605 mm
      3. Height to cab upper part 3227 mm 3. Height to cab upper part 3200.4 mm
      4. Wheelbase 2800 mm 4. Wheelbase 2920 mm
      5. Clearance 436 mm 5. Clearance 514 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2828 mm 7. Unloading ground clearance at maximum lifting 2970 mm