What exactly are you referring to? The keyboard shortcuts are the same, and they all use em units for kerning.
If you are referring to whether they use metrics or auto, that depends on what new document profile preset you choose, and you could edit the new document profiles.
In Illustrator open a new document proifile, set some text, change the attributes, then redefine style, then clsoe and save your doc profile.
to find the new document profile follow a smilar path, dpending on your OS & application, this is mac CS5
/Users/(YOURNAME)/Library/Application Support/Adobe/Adobe Illustrator CS5/en_US/New Document Profiles/Print.ai