The Conklin & de Decker Report

Formerly known as ACE

Compare variable and fixed costs
Review performance and specification data
Benchmark your current aircraft operating costs
Access more than 500 aircraft in one place

Welcome to the industry standard for relative cost and benchmarking. The Conklin & de Decker Report lets you compare and evaluate fixed and variable costs and performance and specification data for more than 500 jets, turboprops, helicopters and piston aircraft.


aircraft available to
compare in one place



Direct costs, fixed costs, & annual budget data for over 500 aircraft
Fractional aircraft ownership data
Relative aircraft operating costs and general aircraft performance comparisons
Quick cost comparisons for up to three aircraft at one time
Input local costs, salaries, currencies, measurements and more
Narrow your aircraft selection to meet specific criteria
Export reports to a variety of formats

Aircraft Performance Comparator

Formerly known as ACE

Compare over 375 aircraft interiors, exteriors and specifications
Compare aircraft ranges, speeds, payload and balanced field lengths
Review specialized helicopter performance graphs for WAT and hover
Create reports and presentations
Access the AircraftPedia® and Aircraft Resource Library

Introducing your complete aircraft performance and specification comparison tool. The Conklin & de Decker Report Advanced adds to the standard report with an additional suite of features that enable you to easily compare hundreds of aircraft, including interiors, exteriors, and specific performance and mission statistics.


aircraft interiors, exteriors
and specifications



Easy-to-use and understand illustrated complex data in charts and drawings
Compare scaled aircraft diagramsa
Fixed-wing general data, such as block fuel/block time, flight envelope, max cruise speed, max operating speed, exterior and interior diagrams, payload range and more
Helicopter general data, such as block fuel/block time, payload range, VNE & max cruise speed, height/velocity diagram, service ceiling and more

Our expanding library contains

Exterior photographs

Cabin floor plans & cross sections

Aircraft histories

Aircraft warranty & maintenance program data

Pilot reports from major publications


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