vs.

      Caterpillar 773B vs. Caterpillar 777D

      2 reasons to buy Caterpillar 773B:

      Weight

      Unloaded front weight distribution 47.3 % and 45.4 % 4 % more or 1.9 %

      Dump

      Lifting time 11.4 sec and 15 sec 24 % less or 3.6 sec

      14 reasons to buy Caterpillar 777D:

      Weight

      Unloaded rear weight distribution 54.6 % and 52.7 % 3 % more or 1.9 %

      Sizes

      Clearance 700 mm and 591 mm 16 % more or 109 mm
      Unloading ground clearance 872 mm and 566 mm 35 % more or 306 mm

      Operation

      Cooling system fluid volume 325 l. and 151 l. 54 % more or 174 l.
      Differential/final drive fluid volume 329 l. and 155 l. 53 % more or 174 l.
      Steering system fluid volume 84 l. and 81 l. 4 % more or 3 l.
      Engine oil volume 124 l. and 68 l. 45 % more or 56 l.
      Fuel Capacity 1137 l. and 700 l. 38 % more or 437 l.

      Motor

      Full power 745.7 kW and 509 kW 32 % more or 236.7 kW
      Effective power 699.5 kW and 485 kW 31 % more or 214.5 kW
      Displacement 34.5 l. and 27 l. 22 % more or 7.5 l.

      Gear box

      Maximum speed 60.4 km/h and 57.3 km/h 5 % more or 3.1 km/h

      Dump

      Brimmed lifting capacity 42 m3 and 26 m3 38 % more or 16 m3
      Lifting capacity with top 60.5 m3 and 34.1 m3 44 % more or 26.4 m3

      Neutral reasons:

      Weight

      Weight without load 39396 kg and 70306.8 kg
      Laden weight 92534 kg and 161030 kg
      Loaded front weight distribution 33.3 % and 33.3 %
      Loaded rear weight distribution 66.7 % and 66.7 %

      Sizes

      Dimensional length 9270 mm and 9780 mm
      Overall width 4700 mm and 6100 mm
      Headroom 4230 mm and 5000 mm
      Wheelbase 4190 mm and 4570 mm
      Unloading height 8660 mm and 9970 mm

      Motor

      Manufacturer Caterpillar and Caterpillar
      Model 3412 and 3508A

      Gear box

      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Nominal payload 53977.5 kg and 90718.5 kg

      Images

      Sizes

      1. Dimensional length 9270 mm 1. Dimensional length 9780 mm
      2. Overall width 4700 mm 2. Overall width 6100 mm
      3. Headroom 4230 mm 3. Headroom 5000 mm
      4. Wheelbase 4190 mm 4. Wheelbase 4570 mm
      5. Clearance 591 mm 5. Clearance 700 mm
      6. Unloading height 8660 mm 6. Unloading height 9970 mm
      7. Unloading ground clearance 566 mm 7. Unloading ground clearance 872 mm