vs.

      Case 921E vs. Caterpillar 988H

      4 reasons to buy Case 921E:

      Operation

      Turn radius 6870 mm and 8543 mm 20 % less or 1673 mm

      Hydraulic system

      Lifting time 6.2 sec and 9.4 sec 34 % less or 3.2 sec
      Lowering time 3 sec and 3.8 sec 21 % less or 0.8 sec

      Gear box

      Maximum reverse gear 25.8 km/h and 25.1 km/h 3 % more or 0.7 km/h

      20 reasons to buy Caterpillar 988H:

      Sizes

      Clearance 549 mm and 489 mm 11 % more or 60 mm
      Radius at maximum lifting and unloading 2028 mm and 1270 mm 37 % more or 758 mm

      Shovel

      Unloading ground clearance at maximum lifting 3466 mm and 3080 mm 11 % more or 386 mm
      Bucket capacity with top 6.4 m3 and 4.4 m3 31 % more or 2.0 m3
      Brimmed bucket capacity 5.3 m3 and 3.7 m3 30 % more or 1.6 m3

      Operation

      Fuel Capacity 712 l. and 393.7 l. 45 % more or 318.3 l.
      Hydraulic system fluid volume 267 l. and 242 l. 9 % more or 25 l.
      Engine oil volume 60 l. and 36.9 l. 38 % more or 23.1 l.
      Cooling system fluid volume 103 l. and 56.8 l. 45 % more or 46.2 l.
      Transmission fluid volume 70 l. and 39.7 l. 43 % more or 30.3 l.
      Front axle / differential fluid volume 186 l. and 47.3 l. 75 % more or 138.7 l.
      Rear axle / differential fluid volume 186 l. and 47.3 l. 75 % more or 138.7 l.
      Static tipping weight 34825 kg and 19319 kg 45 % more or 15506 kg
      Generator current strength 100 amperes and 95 amperes 5 % more or 5 amperes

      Motor

      Effective power 373 kW and 221 kW 41 % more or 152 kW
      Full power 414 kW and 204 kW 51 % more or 210 kW
      Displacement 18.1 l. and 10.8 l. 40 % more or 7.3 l.

      Hydraulic system

      Pump bandwidth 492 l/min and 162.1 l/min 67 % more or 329.9 l/min
      Unloading time 2.4 sec and 3.6 sec 33 % less or 1.2 sec

      Gear box

      Maximum forward speed 38.6 km/h and 37.4 km/h 3 % more or 1.2 km/h

      Neutral reasons:

      Sizes

      Height to cab upper part 3700 mm and 4128 mm
      Wheelbase 3400 mm and 4550 mm
      Hinge axis maximum height 4280 mm and 5853 mm
      Length with bucket on ground level 8800 mm and 12215 mm
      Between tyres width 2987 mm and 3579 mm

      Shovel

      Shovel width 3170 mm and 3810 mm

      Operation

      Working weight 22962 kg and 49546 kg
      Operating voltage 24 V and 24 V
      Rear axle oscillating 24 degrees and 26 degrees
      Tyre size 26.5 x 25 L3 with diagonal cord and 35/65

      Motor

      Cylinders number 6 and 6
      Manufacturer Cummins and Caterpillar
      Model QSM 11, 3 level and C18 ACERT
      Power measured at 1800 rev / min and 1800 rev / min

      Hydraulic system

      Overflow valve pressure 24821 kPa and 31000 kPa

      Gear box

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

      Images

      Sizes

      2. Between tyres width 2987 mm 2. Between tyres width 3579 mm
      3. Height to cab upper part 3700 mm 3. Height to cab upper part 4128 mm
      4. Wheelbase 3400 mm 4. Wheelbase 4550 mm
      5. Clearance 489 mm 5. Clearance 549 mm
      6. Hinge axis maximum height 4280 mm 6. Hinge axis maximum height 5853 mm
      8. Radius at maximum lifting and unloading 1270 mm 8. Radius at maximum lifting and unloading 2028 mm
      1. Length with bucket on ground level 8800 mm 1. Length with bucket on ground level 12215 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 3080 mm 7. Unloading ground clearance at maximum lifting 3466 mm