Komatsu D20A-5 vs. Cat D3C II Crawler dozers Comparison

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

Comparison

Highlight differences

Komatsu D20 Crawler dozers

Cat D3 Crawler dozers

General

Blade capacity

Blade capacity 0.76 cu m

Blade capacity 1.3 cu m

Blade width

Blade width 2.19 m

Blade width 2.44 m

Displacement

Displacement 2,941.48 cu cm

Displacement 5,201.27 cu cm

Drive type

Drive type Direct drive

Drive type Planetary powershift

Engine model

Engine model 4D94-2N

Engine model 3204

Max speed forward

Max speed forward 7.4 kph

Max speed forward 10.78 kph

Max torque

Max torque 147.1 Nm

Max torque -

Operating weight

Operating weight 3,560 kg

Operating weight 7,001 kg

Operating voltage

Operating voltage -

Operating voltage 12 V

Years

Years 1993-1996

Years 1972-2020

Market Average

Market Average AED 100,000

Market Average AED 200,000

Price

Price AED 60,000

Price AED 120,000

Dimensions

Blade height

Blade height 0.59 m

Blade height 0.84 m

Ground clearance

Ground clearance 0.34 m

Ground clearance 0.3 m

Height - top of cab

Height - top of cab 2.16 m

Height - top of cab 2.68 m

Length with blade

Length with blade 3.47 m

Length with blade 3.75 m

Length without blade

Length without blade 2.47 m

Length without blade 2.77 m

Width over tracks

Width over tracks 1.62 m

Width over tracks 1.8 m

Service refill capacities

Cooling fluid cap

Cooling fluid cap 13.25 liter

Cooling fluid cap 20.06 liter

Fuel cap

Fuel cap 60.18 liter

Fuel cap 121.12 liter

Hydraulic fluid cap

Hydraulic fluid cap -

Hydraulic fluid cap 57.15 liter

Engine

Gross power

Gross power 29.08 kw

Gross power 56.67 kw

Number of cylinders

Number of cylinders 4

Power measured @

Power measured @ 2,450 rpm

Power measured @ 2,400 rpm

Alternator supplied amperage

Alternator supplied amperage -

Alternator supplied amperage 40 Amh

Net power

Net power -

Net power 52.2 kw

Undercarriage

Ground pressure

Ground pressure 0.29 bar

Ground pressure 0.5 bar

Number of shoes per side

Number of shoes per side 37

Number of track rollers per side

Number of track rollers per side 5

Track gauge

Track gauge 1.31 m

Track gauge 1.43 m

Track length

Track length 1.71 m

Track length 1.92 m

Track pitch

Track pitch 13.72 cm

Track pitch -

Track width

Track width 30.23 cm

Track width 35.81 cm

Ground contact area

Ground contact area -

Ground contact area 34,291.65 cu cm

Transmission

Max speed reverse

Max speed reverse 6.6 kph

Max speed reverse 11.43 kph

Number of forward gears

Number of forward gears 3

Number of reverse gears

Number of reverse gears 2

Number of reverse gears 3

Hydraulic system

Pump flow cap

Pump flow cap 53.37 lpm

Pump flow cap 55.26 lpm

Relief valve pressure

Relief valve pressure 152.01 bar

Relief valve pressure 172.37 bar

Pump type

Pump type -

Pump type Single-section gear pump

Blades

Blade angle

Blade angle -

Blade angle 25 º

Refill capacities

Engine oil cap

Engine oil cap -

Engine oil cap 12.11 liter

Final drives fluid cap

Final drives fluid cap -

Final drives fluid cap 8.33 liter

Performance

Looking at performance technical specs and key features the Komatsu D20A-5 Crawler dozers excels in terms of engine power at and operating weight compared to other models like the Cat D3C II Crawler dozers.

User rating

Owners operators and fleet managers recommend the Komatsu D20A-5 Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Cat D3C II Crawler dozers.