Small but powerful, the 2025 Audi RS3 sedan is ready ... The heart of the subcompact RS3 is its unique turbocharged inline five-cylinder engine, which kicks out 394 horses to all four wheels ...

no matter what the case for owning a brand-new RS3 in 2025, its engine has well-earned a long, gushing goodbye. The nearness of its demise is reflected in Audi’s reluctance to do much with it.