vs.

      Komatsu D32E-1 vs. Caterpillar D7R XR serie II

      2 reasons to buy Komatsu D32E-1:

      Motor

      Power measured at 2500 rev / min and 2100 rev / min 16 % more or 400 rev

      Carrier

      Specific ground pressure 50.3 kPa and 67.6 kPa 26 % less or 17.3 kPa

      19 reasons to buy Caterpillar D7R XR serie II:

      Standard blade

      Cut depth 527 mm and 449.6 mm 15 % more or 77.4 mm
      Volume 6.9 m3 and 1.4 m3 80 % more or 5.5 m3

      Sizes

      Clearance 416 mm and 323 mm 22 % more or 93 mm

      Operation

      Cooling system fluid volume 77.4 l. and 26.5 l. 66 % more or 50.9 l.
      Engine oil volume 31 l. and 10.4 l. 66 % more or 20.6 l.
      Power unit fluid volume 178 l. and 70 l. 61 % more or 108 l.
      Final drive fluid volume 13 l. and 9.5 l. 27 % more or 3.5 l.
      Generator current strength 95 amperes and 62 amperes 35 % more or 33 amperes
      Fuel Capacity 479 l. and 170 l. 65 % more or 309 l.

      Motor

      Effective power 179 kW and 52.2 kW 71 % more or 126.8 kW
      Displacement 10.3 l. and 3.9 l. 62 % more or 6.4 l.
      Cylinders number 6 and 4 33 % more or 2
      Full power 192 kW and 59.7 kW 69 % more or 132.3 kW

      Hydraulic system

      Pump bandwidth 180 l/min and 75.7 l/min 58 % more or 104.3 l/min

      Gear box

      Maximum forward speed 10.5 km/h and 8.9 km/h 15 % more or 1.6 km/h
      Maximum reverse gear 13.6 km/h and 10.5 km/h 23 % more or 3.1 km/h

      Carrier

      Contact with ground area 3.7 m2 and 1.4 m2 62 % more or 2.3 m2
      Track shoes number per side 41 and 34 17 % more or 7
      Rolling bearings number on either side 8 and 5 37 % more or 3

      Neutral reasons:

      Standard blade

      Width 2616 mm and 3693 mm
      Height 840 mm and 1524 mm

      Sizes

      Length with blade 4010 mm and 6030 mm
      Height to cab upper part 2590 mm and 3372 mm
      Caterpillar track length on ground level 1840 mm and 3050 mm

      Operation

      Operating voltage 12 V and 24 V
      Working weight 7212.1 kg and 25880 kg

      Motor

      Manufacturer Komatsu and Caterpillar
      Model 4D102E-1 and 3176C

      Gear box

      Transmission type hydraulic gear reducer and Hydro-Static Transmission
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Track width 1370 mm and 1980 mm
      Standard shoe size 381 mm and 610 mm

      Images

      Sizes

      1. Length with blade 4010 mm 1. Length with blade 6030 mm
      3. Height to cab upper part 2590 mm 3. Height to cab upper part 3372 mm
      4. Caterpillar track length on ground level 1840 mm 4. Caterpillar track length on ground level 3050 mm
      5. Clearance 323 mm 5. Clearance 416 mm

      Carrier

      7. Track width 1370 mm 7. Track width 1980 mm
      8. Standard shoe size 381 mm 8. Standard shoe size 610 mm