vs.

      Caterpillar 988H vs. John Deere 644H MH

      18 reasons to buy Caterpillar 988H:

      Sizes

      Clearance 549 mm and 473 mm 14 % more or 76 mm
      Radius at maximum lifting and unloading 2028 mm and 1055 mm 48 % more or 973 mm

      Shovel

      Unloading ground clearance at maximum lifting 3466 mm and 2962 mm 15 % more or 504 mm
      Bucket capacity with top 6.4 m3 and 3.4 m3 47 % more or 3.0 m3
      Brimmed bucket capacity 5.3 m3 and 2.9 m3 45 % more or 2.4 m3

      Operation

      Fuel Capacity 712 l. and 341 l. 52 % more or 371 l.
      Engine oil volume 60 l. and 25 l. 58 % more or 35 l.
      Cooling system fluid volume 103 l. and 29 l. 72 % more or 74 l.
      Hydraulic system fluid volume 267 l. and 117 l. 56 % more or 150 l.
      Transmission fluid volume 70 l. and 26 l. 63 % more or 44 l.
      Front axle / differential fluid volume 186 l. and 27 l. 85 % more or 159 l.
      Rear axle / differential fluid volume 186 l. and 27 l. 85 % more or 159 l.
      Static tipping weight 34825 kg and 14019 kg 60 % more or 20806 kg
      Generator current strength 100 amperes and 55 amperes 45 % more or 45 amperes

      Motor

      Effective power 373 kW and 134 kW 64 % more or 239 kW
      Full power 414 kW and 158 kW 62 % more or 256 kW
      Displacement 18.1 l. and 8.1 l. 55 % more or 10.0 l.

      Hydraulic system

      Pump bandwidth 492 l/min and 280 l/min 43 % more or 212 l/min

      8 reasons to buy John Deere 644H MH:

      Shovel

      Breakout power 152.8 kN and 378.4 kN 60 % less or 225.6 kN

      Operation

      Turn radius 5500 mm and 8543 mm 36 % less or 3043 mm

      Motor

      Power measured at 2200 rev / min and 1800 rev / min 18 % more or 400 rev

      Hydraulic system

      Lifting time 6 sec and 9.4 sec 36 % less or 3.4 sec
      Unloading time 1.2 sec and 2.4 sec 50 % less or 1.2 sec
      Lowering time 3 sec and 3.8 sec 21 % less or 0.8 sec

      Gear box

      Maximum forward speed 39 km/h and 38.6 km/h 1 % more or 0.4 km/h
      Maximum reverse gear 26.7 km/h and 25.1 km/h 6 % more or 1.6 km/h

      Neutral reasons:

      Sizes

      Wheelbase 4550 mm and 3200 mm
      Hinge axis maximum height 5853 mm and 4156 mm
      Length with bucket on ground level 12215 mm and 7815 mm
      Between tyres width 3579 mm and 2874 mm
      Height to cab upper part 4128 mm and 3412 mm

      Shovel

      Shovel width 3810 mm and 3040 mm

      Operation

      Operating voltage 24 V and 24 V
      Rear axle oscillating 26 degrees and 26 degrees
      Tyre size 35/65 and 23.5-25
      Working weight 49546 kg and 17657 kg

      Motor

      Manufacturer Caterpillar and John Deere
      Model C18 ACERT and 6081H
      Cylinders number 6 and 6

      Hydraulic system

      Overflow valve pressure 31000 kPa and 24850 kPa

      Gear box

      Forward gears number 4 and 4
      Reverse gears number 3 and 3

      Images

      Sizes

      1. Length with bucket on ground level 12215 mm 1. Length with bucket on ground level 7815 mm
      2. Between tyres width 3579 mm 2. Between tyres width 2874 mm
      3. Height to cab upper part 4128 mm 3. Height to cab upper part 3412 mm
      4. Wheelbase 4550 mm 4. Wheelbase 3200 mm
      5. Clearance 549 mm 5. Clearance 473 mm
      6. Hinge axis maximum height 5853 mm 6. Hinge axis maximum height 4156 mm
      8. Radius at maximum lifting and unloading 2028 mm 8. Radius at maximum lifting and unloading 1055 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 3466 mm 7. Unloading ground clearance at maximum lifting 2962 mm