Best Year to Buy a Audi S5
Reliability rankings across 13 model years, based on NHTSA owner complaints
Based on 13 model years of NHTSA complaint data, the 2008 Audi S5 is the most reliable year to buy with a Klunk Score of 100/100 ("Smooth Ride") and only 3 owner complaints. The 2018 model year is the least reliable with 26 complaints and a score of 94/100 ("Smooth Ride").