Other mistake: Their badges are not the same size. Pretty evident in the car scenes.
End of Watch (2012)
1 other mistake - chronological order
Directed by: David Ayer
Starring: Jake Gyllenhaal, Anna Kendrick, America Ferrera, Michael Pena
Factual error: In the beginning scene in the locker room, Taylor brings up his Glock and calls it the "Glock 19", however a shot shows the pistol's trademarks, displaying it as a Glock 22.
Brian Taylor: Dude! Don't swear, man, I have to edit that out when you swear.
Mike Zavala: Oh, fuck! Oh, shit, dude! Fuck, man!