For Audi S4 definitely Vantrue N4 Pro Dash Cam. Very good quality for the price.

For Audi S4 I would also consider the brand. Do you need OEM or aftermarket?

Have Nextbase 622GW Dash Cam for Audi S4 in use. Works perfectly.

I can warmly recommend Vantrue N4 Pro Dash Cam for Audi S4. The fit is perfect The high quality makes everything feel premium and reliable.

My personal experience: I've tested various products, and Vantrue N4 Pro Dash Cam was superior in all tests. The quality remains excellent even after months of use, which is important for long-term reliability. Very good future-proofing through modern design and reliable performance.

For Audi S4 I would definitely recommend Vantrue N4 Pro Dash Cam. The sound quality is excellent The perfect fit is ideal for daily driving.

Have good experience with Garmin Dash Cam Mini 2 for Audi S4. The fit is perfect The product includes all features you need.