Acura offered two primary trims with distinct performance characteristics:

Because many RSXs have been modified or driven aggressively, a pre-purchase inspection is critical. 7 Things You Should Look Into Before Buying a RSX

: Features a 2.0L K20A3 engine producing approximately 155–160 hp . It is available with either a 5-speed manual or a 5-speed automatic transmission and is designed for efficiency and practical daily driving.

: The performance variant equipped with a high-compression 2.0L engine (K20A2 or K20Z1) producing 200–210 hp . It only comes with a 6-speed manual transmission , sport-tuned suspension, larger front brakes, and premium features like leather seats and a Bose audio system. What to Check Before You Buy

The Acura RSX (2002–2006), known as the fourth-generation Honda Integra elsewhere, is a legendary front-wheel-drive sport coupe prized for its high-revving K-series engines and analog driving feel. While generally reliable, finding a well-maintained, unmodified example is increasingly difficult as they approach "classic" status. Trim Levels & Performance