Here's a quick easy way to figure out XE's from SE's for model year 2002..
XE's have silver trim. meaning roof rack, side steps, and wheels..
SE's have the dark charcoal roof racks, steps and 4 spoke charcoal wheels..
Here's a picture of an XE. You can see the silver on the grille, side steps, roof rack and wheels.
And here you can see the SE with the SE specific wheels along with the charcoal colored roof rack, grille and side steps..
Also the Supercharged models have the same charcoal coloring as the SE's. But the also offer a specialized set of 17" wheels that where supercharged specific. Below you can see the SC'd wheels.