vs.

      Komatsu W120-3 vs. Case 721D

      12 reasons to buy Komatsu W120-3:

      Sizes

      Clearance 460 mm and 365 mm 21 % more or 95 mm
      Radius at maximum lifting and unloading 1230 mm and 1172 mm 5 % more or 58 mm

      Shovel

      Unloading ground clearance at maximum lifting 2995 mm and 2889 mm 4 % more or 106 mm
      Bucket capacity with top 3.3 m3 and 2.7 m3 18 % more or 0.6 m3

      Operation

      Fuel Capacity 303 l. and 246 l. 19 % more or 57 l.
      Cooling system fluid volume 49 l. and 36.9 l. 25 % more or 12.1 l.
      Static tipping weight 13150 kg and 12526 kg 5 % more or 624 kg

      Motor

      Displacement 7.1 l. and 6.7 l. 6 % more or 0.4 l.
      Full power 149.1 kW and 135 kW 9 % more or 14.1 kW

      Hydraulic system

      Unloading time 2.3 sec and 2.4 sec 4 % less or 0.1 sec
      Lowering time 3.2 sec and 3.3 sec 3 % less or 0.1 sec

      Gear box

      Maximum reverse gear 32.2 km/h and 25.7 km/h 20 % more or 6.5 km/h

      5 reasons to buy Case 721D:

      Shovel

      Breakout power 29806 pound and 31530 pound 5 % less or 1724 pound

      Operation

      Turn radius 5770 mm and 6920 mm 17 % less or 1150 mm

      Hydraulic system

      Lifting time 5.6 sec and 6.3 sec 11 % less or 0.7 sec

      Gear box

      Maximum forward speed 38 km/h and 30 km/h 21 % more or 8 km/h
      Forward gears number 4 and 3 25 % more or 1

      Neutral reasons:

      Sizes

      Length with bucket on ground level 7640 mm and 7708 mm
      Between tyres width 2780 mm and 2603 mm
      Height to cab upper part 3375 mm and 3337 mm
      Wheelbase 3125 mm and 3253 mm
      Hinge axis maximum height 4030 mm and 3979 mm

      Shovel

      Shovel width 2925 mm and 2700 mm

      Operation

      Working weight 17140 kg and 13899.9 kg
      Tyre size 23.5-25-12PR (L-2) and 20.5x25 L3

      Motor

      Aspiration turbocharging and Turbocharger with air cooling by oncoming air flow
      Manufacturer Komatsu and Case
      Model SA6D110 and Family III 668TA/E2

      Gear box

      Reverse gears number 3 and 3
      Transmission type TORQFLOW gear shift under full load of a camshaft, soft switching 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 7640 mm 1. Length with bucket on ground level 7708 mm
      2. Between tyres width 2780 mm 2. Between tyres width 2603 mm
      3. Height to cab upper part 3375 mm 3. Height to cab upper part 3337 mm
      4. Wheelbase 3125 mm 4. Wheelbase 3253 mm
      5. Clearance 460 mm 5. Clearance 365 mm
      6. Hinge axis maximum height 4030 mm 6. Hinge axis maximum height 3979 mm
      8. Radius at maximum lifting and unloading 1230 mm 8. Radius at maximum lifting and unloading 1172 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2995 mm 7. Unloading ground clearance at maximum lifting 2889 mm