Your average 2000 Toyota Corolla seems like it provides a lot of cover when trying to remain unperforated in a gunfight. Seems like.
In the above test, Paul Harrell examines the prospect of using various angles and sections of a scratch and dent compact import to see how the sheet metal holds up against gunfire. Starting with handguns and working his way up, the results are a little spooky if you thought you were safe. Concealment? For sure. Cover? Up for debate unless you are getting some engine block behind you.