Komatsu D37EX-22 vs. Cat D3B Crawler dozers Comparison

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

Comparison

Highlight differences

Komatsu D37 Crawler dozers

Cat D3 Crawler dozers

Engine

Aspiration

Aspiration Turbocharged, air-to-air aftercooled

Aspiration Naturally aspirated

Bore

Bore 9.65 cm

Bore -

Gross power

Gross power 59.66 kw

Gross power -

Net power

Net power 58.17 kw

Net power 48.47 kw

Number of cylinders

Number of cylinders 4

Power measured @

Power measured @ 2,200 rpm

Power measured @ 2,400 rpm

Stroke

Stroke 11.68 cm

Stroke -

Alternator supplied amperage

Alternator supplied amperage -

Alternator supplied amperage 40 Amh

Years

Years 2003-2017

Years 1972-2020

Market Average

Market Average AED 230,000

Market Average AED 200,000

Price

Price AED 140,000

Price AED 120,000

Blades

Blade angle

Blade angle 25 º

General

Blade capacity

Blade capacity 1.68 cu m

Blade capacity 1.3 cu m

Blade width

Blade width 2.56 m

Blade width 2.44 m

Displacement

Displacement 3,261.03 cu cm

Displacement 5,201.27 cu cm

Drive type

Drive type Dual-path, hydrostatic transmission

Drive type Planetary powershift

Engine model

Engine model SAA4D95LE-5

Engine model 3204

Max speed forward

Max speed forward 8.53 kph

Max speed forward 10.62 kph

Operating weight

Operating weight 8,299 kg

Operating weight 6,877 kg

Operating voltage

Operating voltage -

Operating voltage 12 V

Dimensions

Blade height

Blade height 0.84 m

Ground clearance

Ground clearance 0.34 m

Height - top of cab

Height - top of cab 2.77 m

Height - top of cab 2.68 m

Length with blade

Length with blade 4.18 m

Length with blade 3.69 m

Width over tracks

Width over tracks 1.92 m

Width over tracks 1.8 m

Length without blade

Length without blade -

Length without blade 2.77 m

Undercarriage

Ground contact area

Ground contact area 45,883.88 cu cm

Ground contact area 28,195.64 cu cm

Ground pressure

Ground pressure 0.46 bar

Ground pressure -

Track gauge

Track gauge 1.52 m

Track gauge 1.43 m

Track length

Track length 2.19 m

Track length 1.83 m

Track width

Track width 40.13 cm

Track width 30.48 cm

Number of shoes per side

Number of shoes per side -

Number of shoes per side 36

Number of track rollers per side

Number of track rollers per side -

Number of track rollers per side 5

Transmission

Max speed reverse

Max speed reverse 8.53 kph

Max speed reverse 11.43 kph

Number of forward gears

Number of forward gears 3

Number of reverse gears

Number of reverse gears 3

Hydraulic system

Pump flow cap

Pump flow cap 99.17 lpm

Pump flow cap 55.26 lpm

Relief valve pressure

Relief valve pressure 274.61 bar

Relief valve pressure 172.37 bar

Service refill capacities

Cooling fluid cap

Cooling fluid cap -

Cooling fluid cap 20.06 liter

Fuel cap

Fuel cap -

Fuel cap 114.31 liter

Hydraulic fluid cap

Hydraulic fluid cap -

Hydraulic fluid cap 70.02 liter

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 D37EX-22 Crawler dozers excels in terms of engine power at and operating weight compared to other models like the Cat D3B Crawler dozers.

User rating

Owners operators and fleet managers recommend the Komatsu D37EX-22 Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Cat D3B Crawler dozers.