Published 2026-09-08 · DIYCarPlay Engineering Team · 3 min read

Audi MMI 2G, MMI 3G or MIB: Which CarPlay Decoder Do You Need?

Audi's infotainment naming confuses even experienced installers. Here is the practical breakdown for CarPlay retrofits, covering 2009–2025 model years.

MMI 2G and MMI 3G (2009–2018)

These platforms share the pop-up display and four-corner menu key layout. MMI 3G carries the wider list — A1/Q3 (2012–2018), A4/A5/Q5/S4/S5 (6.5") from 2009 to 2018, Q5 (6.5") (2012–2018), and A6/A7/Q7 (8") plus A8 from 2012 to 2016. MMI 2G covers the A1/Q3 and the 6.5" Q5 from 2012 to 2018. Match with the MMI 2G decoder or MMI 3G decoder.

MIB2 / MIB3 (2017–2025)

The modular infotainment platform in A6, A7, A8 and Q7 from 2017 onward. These cars often have CarPlay hardware capability but no activation — or an older wired-only implementation. The MIB2/MIB3 decoder adds full wireless capability.

How to Tell Them Apart

MMI 2G: red-accented menu, no jukebox. MMI 3G: gray 3D menu with joystick-capable knob. MIB: flat tile interface, often with MMI touch. The definitive check is the software version screen or a photo of the main menu — send it via WhatsApp and we confirm within hours.

Why Year Overlaps Matter

Audi transitioned platforms mid-cycle, so a 2012 A4 could carry either generation. Always verify by the interface, not the registration year. Our Fitment Checker walks through the decision tree automatically.

Need the Module From This Guide?

Wholesale from 10 pcs (mixed models OK), samples in 7–15 days (DHL/FedEx express). Fitment confirmation within 12 hours.

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Related Resources

Official Platform References

Frequently Asked Questions

Does DIYCarPlay supply the parts described in "Audi MMI 2G, MMI 3G or MIB: Which CarPlay Decoder Do You Need?"?

Yes — the modules referenced in this guide are from our own catalogue, covering 19 vehicle brands and 39 head unit variants. If you are sourcing for resale, ask us for the wholesale and private label terms.

Can I ask a question about my specific car?

Yes. Send us your VIN (last 7 digits) and a photo of your factory screen on WhatsApp (+8613418827141) or email jerry@diycarplay.com, and we will confirm the correct module and what the installation involves.

Can you confirm this applies to my model year?

Head unit generation matters more than model year, because manufacturers phased each generation in over overlapping years. The compatibility table in this article lists the generations we have verified; anything outside it we will confirm case by case.