Komatsu D65EX-12 vs. Cat D8R Crawler dozers Comparison

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

Comparison

Highlight differences

Komatsu D65 Crawler dozers

Cat D8 Crawler dozers

Engine

Aspiration

Aspiration Turbocharged

Aspiration Turbocharged, aftercooled

Net power

Net power 142.06 kw

Net power 227.44 kw

Number of cylinders

Number of cylinders 6

Power measured @

Power measured @ -

Power measured @ 2,100 rpm

Torque measured @

Torque measured @ -

Torque measured @ 2,200 rpm

Gross power

Gross power -

Gross power 244.6 kw

Alternator supplied amperage

Alternator supplied amperage -

Alternator supplied amperage 50 Amh

Bore

Bore -

Bore 110 cm

Stroke

Stroke -

Stroke 90 cm

Years

Years 1993-2003

Years 2018-2024

Market Average

Market Average AED 360,000

Market Average AED 1,510,000

Price

Price AED 250,000

Price AED 1,375,000

General

Blade capacity

Blade capacity 5.66 cu m

Blade capacity 8.8 cu m

Blade width

Blade width 3.47 m

Blade width 3.96 m

Displacement

Displacement 11,041.63 cu cm

Displacement 14,700 cm3

Drive type

Drive type Torqueflow Transmission, planetary gear

Drive type Powershift

Engine model

Engine model S6D125E-2

Engine model 3406 DITA

Max speed forward

Max speed forward 6.28 kph

Max speed forward 10.8 kph

Max torque

Max torque 981.06 Nm

Max torque 1,250 Nm

Operating voltage

Operating voltage 24 V

Operating weight

Operating weight 16,535 kg

Operating weight 33,490 kg

Engine power

Engine power -

Engine power 305 hp

Dimensions

Blade height

Blade height 1.43 m

Blade height -

Height - top of cab

Height - top of cab 3.17 m

Height - top of cab -

Length with blade

Length with blade 5.46 m

Length with blade 6.4 m

Service refill capacities

Cooling fluid cap

Cooling fluid cap 52.23 liter

Cooling fluid cap 92.35 liters

Fuel cap

Fuel cap 406.13 liter

Fuel cap 625.28 liter

Hydraulic fluid cap

Hydraulic fluid cap 55.26 liter

Hydraulic fluid cap 72.29 liter

Refill capacities

Engine oil cap

Engine oil cap 38.23 liter

Engine oil cap 32.55 liter

Final drives fluid cap

Final drives fluid cap 24.22 liter

Final drives fluid cap 14 liters

Undercarriage

Ground contact area

Ground contact area 82,894.15 cu cm

Ground contact area -

Ground pressure

Ground pressure 0.5 bar

Ground pressure -

Number of shoes per side

Number of shoes per side 39

Number of shoes per side 44

Track gauge

Track gauge 1.89 m

Track gauge 2.1 m

Track length

Track length 2.68 m

Track length -

Track width

Track width 61.21 cm

Track width 56.13 mm

Track pitch

Track pitch -

Track pitch 21.84 cm

Number of track rollers per side

Number of track rollers per side -

Number of track rollers per side 8

Transmission

Max speed reverse

Max speed reverse 8.05 kph

Max speed reverse 13.84 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 210.07 lpm

Pump flow cap 300.15 lpm

Pump type

Pump type Double acting piston

Pump type Piston

Relief valve pressure

Relief valve pressure 206 bar

Relief valve pressure 241.31 bar

Performance

Looking at performance technical specs and key features the Komatsu D65EX-12 Crawler dozers excels in terms of engine power at and operating weight compared to other models like the Cat D8R Crawler dozers.

User rating

Owners operators and fleet managers recommend the Komatsu D65EX-12 Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Cat D8R Crawler dozers.