Audi

Audi A4

Explore the Audi A4's reliability, common issues, and buying tips to decide with confidence on this premium saloon.

Audi A4
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In short

The Audi A4 is a premium compact executive car that appeals to those seeking a blend of performance, comfort, and technology. Currently in its fifth generation (B9), launched in 2015, it is popular among business professionals and families alike. With a reputation for quality and refinement, the A4 remains a top choice in its class.

Generations and engines

The Audi A4 has evolved through several generations since its debut in 1994. The B6 (2001-2005) and B7 (2005-2008) models featured a range of petrol and diesel engines, with the 2.0 TDI being a popular choice for its balance of power and fuel efficiency. The B8 (2008-2016) introduced advanced technology and a more spacious interior, while the current B9 generation offers a variety of engine options, including 2.0-litre petrol and diesel variants, as well as a 3.0-litre V6 for those seeking more performance. Most models come with either a six-speed manual or a seven-speed dual-clutch automatic transmission.

Honest reliability snapshot

The Audi A4 has a mixed reputation for reliability, with some years performing better than others. Generally, it stands well against its rivals like the BMW 3 Series and Mercedes-Benz C-Class, but potential buyers should be aware of specific model years that have reported more issues.

What to read first

Start by checking our common-problems article to understand the key issues associated with the Audi A4.

Guides for the Audi A4

Audi A4 by year

Generation-specific problem guides.

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