Komatsu D21A-3 vs. Cat D5H II Crawler dozers Comparison
Compare available technical data for Bulldozers. Find the right details to make your decision easier.
Comparison
Highlight differences
Blade capacity
Blade capacity 0.76 cu m
Blade capacity 2.68 cu m
Blade width
Blade width 2.32 m
Blade width 2.96 m
Displacement
Displacement 2,605.55 cu cm
Displacement 7,000.57 cu cm
Drive type
Drive type Hydrostatic
Drive type Powershift
Engine model
Engine model 4D92-1
Engine model 3304
Max speed forward
Max speed forward 6.92 kph
Max speed forward 10.14 kph
Operating weight
Operating weight 3,430 kg
Operating weight 13,099 kg
Years
Years 1972-1979
Years 1995-2025
Market Average
Market Average AED 120,000
Market Average AED 240,000
Price
Price AED 70,000
Price AED 150,000
Blade height
Blade height 0.57 m
Blade height 1.07 m
Ground clearance
Ground clearance 0.34 m
Ground clearance 0.4 m
Height - top of cab
Height - top of cab 2.1 m
Height - top of cab -
Length with blade
Length with blade 3.47 m
Length with blade 4.54 m
Length without blade
Length without blade 2.47 m
Length without blade 3.63 m
Width over tracks
Width over tracks 1.55 m
Width over tracks 2.32 m
Cooling fluid cap
Cooling fluid cap 14 liter
Cooling fluid cap -
Fuel cap
Fuel cap 60.18 liter
Fuel cap 246.03 liter
Hydraulic fluid cap
Hydraulic fluid cap -
Hydraulic fluid cap 40.12 liter
Gross power
Gross power 27.59 kw
Gross power 89.04 kw
Number of cylinders
Number of cylinders 4
Number of cylinders -
Power measured @
Power measured @ 2,450 rpm
Power measured @ -
Ground pressure
Ground pressure 0.29 bar
Ground pressure 0.54 bar
Number of shoes per side
Number of shoes per side 37
Number of shoes per side -
Number of track rollers per side
Number of track rollers per side 5
Number of track rollers per side 6
Track gauge
Track gauge 1.22 m
Track gauge 1.83 m
Track length
Track length 1.68 m
Track length 2.32 m
Track pitch
Track pitch 13.72 cm
Track pitch -
Track width
Track width 30.23 cm
Track width 51.05 cm
Ground contact area
Ground contact area -
Ground contact area 59,691.65 cu cm
Max speed reverse
Max speed reverse 6.44 kph
Max speed reverse 12.55 kph
Number of forward gears
Number of forward gears 3
Number of forward gears 3
Number of reverse gears
Number of reverse gears 3
Number of reverse gears 3
Pump flow cap
Pump flow cap -
Pump flow cap 109.77 lpm
Relief valve pressure
Relief valve pressure -
Relief valve pressure 206.84 bar
Performance
Looking at performance technical specs and key features the Komatsu D21A-3 Crawler dozers excels in terms of engine power at and operating weight 3430 compared to other models like the Cat D5H II Crawler dozers.
User rating
Owners operators and fleet managers recommend the Komatsu D21A-3 Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Cat D5H II Crawler dozers.
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Featured technical specs & reviews. Valuable insights.
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