vs.

      Caterpillar 773B vs. Komatsu HD1200M-1

      2 reasons to buy Caterpillar 773B:

      Weight

      Loaded front weight distribution 33.3 % and 32 % 4 % more or 1.3 %
      Unloaded rear weight distribution 52.7 % and 52 % 1 % more or 0.7 %

      14 reasons to buy Komatsu HD1200M-1:

      Weight

      Loaded rear weight distribution 68 % and 66.7 % 2 % more or 1.3 %
      Unloaded front weight distribution 48 % and 47.3 % 1 % more or 0.7 %

      Sizes

      Clearance 760 mm and 591 mm 22 % more or 169 mm
      Unloading ground clearance 1650 mm and 566 mm 66 % more or 1084 mm

      Operation

      Fuel Capacity 1900 l. and 700 l. 63 % more or 1200 l.
      Cooling system fluid volume 580 l. and 151 l. 74 % more or 429 l.
      Engine oil volume 145 l. and 68 l. 53 % more or 77 l.
      Differential/final drive fluid volume 480 l. and 155 l. 68 % more or 325 l.

      Motor

      Full power 894.8 kW and 509 kW 43 % more or 385.8 kW
      Effective power 865 kW and 485 kW 44 % more or 380 kW
      Displacement 37.7 l. and 27 l. 28 % more or 10.7 l.

      Gear box

      Forward gears number 8 and 7 12 % more or 1
      Maximum speed 60 km/h and 57.3 km/h 4 % more or 2.7 km/h

      Dump

      Lifting capacity with top 70 m3 and 34.1 m3 51 % more or 35.9 m3

      Neutral reasons:

      Weight

      Weight without load 39396 kg and 81000 kg
      Laden weight 92534 kg and 201000 kg

      Sizes

      Unloading height 8660 mm and 10540 mm
      Dimensional length 9270 mm and 10885 mm
      Overall width 4700 mm and 5885 mm
      Headroom 4230 mm and 4890 mm
      Wheelbase 4190 mm and 5400 mm

      Operation

      Tyre size 21.00-35 32PR (E-3) and 30.00-51-49PR

      Motor

      Model 3412 and KTA-2300-C1200
      Manufacturer Caterpillar and Cummins
      Aspiration turbocharging and cooling at the outlet and turbocharging

      Gear box

      Reverse gears number 1 and 1

      Dump

      Nominal payload 53977.5 kg and 108862.2 kg
      Discharge angle 54.5 degrees and 47.5 degrees

      Images

      Sizes

      3. Headroom 4230 mm 3. Headroom 4890 mm
      4. Wheelbase 4190 mm 4. Wheelbase 5400 mm
      5. Clearance 591 mm 5. Clearance 760 mm
      6. Unloading height 8660 mm 6. Unloading height 10540 mm
      7. Unloading ground clearance 566 mm 7. Unloading ground clearance 1650 mm
      1. Dimensional length 9270 mm 1. Dimensional length 10885 mm
      2. Overall width 4700 mm 2. Overall width 5885 mm

      Dump

      8. Discharge angle 54.5 degrees 8. Discharge angle 47.5 degrees