Revealed in late 2009 for the 2010 model year, the third-generation Audi A8 (D4) established technological standards. The D4 introduced full-LED lighting, later evolving into Matrix LED headlights in 2013. Its aluminum ASF frame incorporated high-strength hot-formed steel reinforcements for optimal structural rigidity and crash protection.

Cabin features included MMI touch, Google Earth navigation integration, and an available 1,400-watt Bang & Olufsen audio system with motorized acoustic lenses. Engines included 3.0 TFSI V6, 4.0 TFSI V8 biturbo, 6.3 W12, and 3.0 TDI / 4.2 TDI V8 diesels, alongside an A8 Hybrid model. The long-wheelbase A8 L variant catered to chauffeur-driven luxury. The model fully reflected the premium status of the automaker and its commitment to technological leadership in its class. The model fully reflected the premium status of the automaker and its commitment to technological leadership in its class.