vs.

      Komatsu WA95-3 vs. Case 621D

      9 reasons to buy Komatsu WA95-3:

      Sizes

      Clearance 505 mm and 474 mm 6 % more or 31 mm

      Shovel

      Breakout power 16298.6 pound and 23237 pound 30 % less or 6938.4 pound

      Operation

      Turn radius 4040 mm and 5175 mm 22 % less or 1135 mm
      Generator current strength 80 amperes and 70 amperes 12 % more or 10 amperes
      Engine oil volume 16.4 l. and 16.2 l. 1 % more or 0.2 l.

      Motor

      Power measured at 2500 rev / min and 2000 rev / min 20 % more or 500 rev
      Torque measured at 1500 rev / min and 1200 rev / min 20 % more or 300 rev

      Hydraulic system

      Lowering time 3.7 sec and 5 sec 26 % less or 1.3 sec
      Unloading time 1.1 sec and 1.5 sec 27 % less or 0.4 sec

      17 reasons to buy Case 621D:

      Sizes

      Radius at maximum lifting and unloading 1013 mm and 760 mm 25 % more or 253 mm

      Shovel

      Unloading ground clearance at maximum lifting 2806 mm and 2740 mm 2 % more or 66 mm
      Bucket capacity with top 2.3 m3 and 1.1 m3 52 % more or 1.2 m3

      Operation

      Cooling system fluid volume 24 l. and 17 l. 29 % more or 7 l.
      Front axle / differential fluid volume 22 l. and 6.5 l. 70 % more or 15.5 l.
      Rear axle / differential fluid volume 22 l. and 11 l. 50 % more or 11 l.
      Static tipping weight 10176 kg and 4860 kg 52 % more or 5316 kg
      Fuel Capacity 189 l. and 130 l. 31 % more or 59 l.
      Hydraulic system fluid volume 113.6 l. and 94 l. 17 % more or 19.6 l.

      Motor

      Full power 110.4 kW and 55.9 kW 49 % more or 54.5 kW
      Displacement 6.7 l. and 4.4 l. 34 % more or 2.3 l.
      Cylinders number 6 and 4 33 % more or 2
      Maximum torque 671.1 Nm and 260 Nm 61 % more or 411.1 Nm

      Hydraulic system

      Pump bandwidth 171.1 l/min and 90 l/min 47 % more or 81.1 l/min
      Lifting time 5.4 sec and 5.7 sec 5 % less or 0.3 sec

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Maximum forward speed 38.6 km/h and 20 km/h 48 % more or 18.6 km/h

      Neutral reasons:

      Sizes

      Wheelbase 2150 mm and 2900 mm
      Hinge axis maximum height 3445 mm and 3835 mm
      Length with bucket on ground level 5560 mm and 7036 mm
      Height to cab upper part 2750 mm and 3306 mm

      Shovel

      Shovel width 2150 mm and 2602 mm

      Operation

      Operating voltage 12 V and 24 V
      Rear axle oscillating 24 degrees and 24 degrees
      Tyre size 455/70 R 20 SPT9 and 20.5x25 L3
      Working weight 5530 kg and 11831 kg

      Motor

      Manufacturer Komatsu and Case
      Model 4D 106 E 2 and Family III 668TA/M2

      Hydraulic system

      Overflow valve pressure 19000 kPa and 172.4 kPa
      Type of pump Closed Hydraulic Circuit and in the middle position with locking with pressure / flow compensation

      Gear box

      Transmission type hydrostatic and 4F / 3R (4 forward / 3 reverse speeds) proportional with electronic control module, with torque measurement, automatic / manual shifting and modulating

      Images

      Sizes

      1. Length with bucket on ground level 5560 mm 1. Length with bucket on ground level 7036 mm
      3. Height to cab upper part 2750 mm 3. Height to cab upper part 3306 mm
      4. Wheelbase 2150 mm 4. Wheelbase 2900 mm
      5. Clearance 505 mm 5. Clearance 474 mm
      6. Hinge axis maximum height 3445 mm 6. Hinge axis maximum height 3835 mm
      8. Radius at maximum lifting and unloading 760 mm 8. Radius at maximum lifting and unloading 1013 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2740 mm 7. Unloading ground clearance at maximum lifting 2806 mm