At least the MKZ gets to be unique in this regard, since the uprated engine is not offered in the Fusion.

http://www.edmunds.com/insideline/do/Drives/FirstDrives/articleId=116471

-New engine loves to rev
-Not just a Fusion in a zoot suit
-Six-year/70,000-mile powertrain warranty
-Lincoln now has a true entry-level luxury contender
-20 gallon fuel tank
-0-60mph in mid-6 seconds