Cat D10R vs. Komatsu D21P-5 Crawler dozers Comparison

Compare available technical data for Bulldozers. Find the right details to make your decision easier.

Comparison

Highlight differences

Cat D10 Crawler dozers

Komatsu D21 Crawler dozers

Engine

Alternator supplied amperage

Alternator supplied amperage 75 Amh

Alternator supplied amperage -

Aspiration

Aspiration Turbocharged, aftercooled

Aspiration -

Gross power

Gross power 457.12 kw

Gross power 29.08 kw

Net power

Net power 425.06 kw

Net power -

Number of cylinders

Number of cylinders 12

Number of cylinders -

Power measured @

Power measured @ 1,900 rpm

Power measured @ -

Years

Years 1996-2011

Years 1972-1979

Market Average

Market Average AED 600,000

Market Average AED 120,000

Price

Price AED 450,000

Price AED 70,000

General

Blade capacity

Blade capacity 22.02 cu m

Blade capacity 0.92 cu m

Blade width

Blade width 5.27 m

Blade width 2.68 m

Displacement

Displacement 27,022.33 cu cm

Displacement -

Drive type

Drive type Powershift

Drive type -

Engine model

Engine model 3412E

Engine model -

Max speed forward

Max speed forward 12.39 kph

Max speed forward -

Operating voltage

Operating voltage 24 V

Operating voltage -

Operating weight

Operating weight 65,403 kg

Operating weight 3,279 kg

Dimensions

Blade height

Blade height 2.12 m

Blade height 0.57 m

Ground clearance

Ground clearance 0.64 m

Ground clearance 0.4 m

Height - top of cab

Height - top of cab 4.11 m

Height - top of cab 2.19 m

Length with blade

Length with blade 7.77 m

Length with blade -

Length without blade

Length without blade 5.33 m

Length without blade 2.47 m

Width over tracks

Width over tracks 3.17 m

Width over tracks 1.83 m

Service refill capacities

Cooling fluid cap

Cooling fluid cap 132.1 liter

Cooling fluid cap -

Fuel cap

Fuel cap 1,109.01 liter

Fuel cap -

Hydraulic fluid cap

Hydraulic fluid cap 108.25 liter

Hydraulic fluid cap -

Refill capacities

Engine oil cap

Engine oil cap 60.18 liter

Engine oil cap -

Final drives fluid cap

Final drives fluid cap 23.09 liter

Final drives fluid cap -

Undercarriage

Ground contact area

Ground contact area 119,969.96 cu cm

Ground contact area -

Ground pressure

Ground pressure 1.36 bar

Ground pressure 0.19 bar

Number of track rollers per side

Number of track rollers per side 8

Number of track rollers per side 5

Track gauge

Track gauge 0.21 m

Track gauge 1.31 m

Track length

Track length 3.9 m

Track length 1.71 m

Track width

Track width 61.21 cm

Track width 51.05 cm

Transmission

Max speed reverse

Max speed reverse 15.61 kph

Max speed reverse -

Number of forward gears

Number of forward gears 3

Number of forward gears -

Number of reverse gears

Number of reverse gears 3

Number of reverse gears -

Hydraulic system

Pump flow cap

Pump flow cap 408.78 lpm

Pump flow cap -

Relief valve pressure

Relief valve pressure 186.16 bar

Relief valve pressure -

Performance

Looking at performance technical specs and key features the Cat D10R Crawler dozers excels in terms of engine power at and operating weight compared to other models like the Komatsu D21P-5 Crawler dozers.

User rating

Owners operators and fleet managers recommend the Cat D10R Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Komatsu D21P-5 Crawler dozers.