The term AUDI COMPETITOR can be answered by two crossword solutions: OPEL (4 letters) and BMW (3 letters). Opel is a German automobile manufacturer founded in 1863, and is currently owned by Groupe PSA. BMW, also known as Bavarian Motor Works, is a German luxury vehicle, motorcycle, and engine manufacturing company founded in 1916. Both companies are competitors of Audi, a German automobile manufacturer founded in 1909.