AUDI A6 Buying Guide & Reliability (1994-2022)

The AUDI A6 is a premium executive car that has been a staple in the automotive market since its introduction in 1994. With a total of 2,507 registered vehicles in the UK, the A6 has established itself as a popular choice among drivers seeking a blend of luxury, performance, and practicality.

Last updated September 08, 2025 1998 words Based on real UK vehicle data

AUDI A6 Overview

The AUDI A6 is a premium executive car that has been a staple in the automotive market since its introduction in 1994. With a total of 2,507 registered vehicles in the UK, the A6 has established itself as a popular choice among drivers seeking a blend of luxury, performance, and practicality.

Spanning multiple generations, the A6 has seen various updates and improvements from 1994 to 2022. The model years include a wide range of options, with notable registrations in recent years: 2022 (1), 2021 (16), and 2020 (21). The most common years for registration are 2016 (226), 2015 (193), and 2014 (167), indicating a strong presence of relatively newer models on the road.

In terms of fuel types, the A6 predominantly features diesel engines, with 2,278 registered vehicles running on diesel compared to 227 on petrol. There are also a few alternative fuel options, including one electric diesel and one LPG vehicle. This diverse fuel distribution caters to a wide range of driver preferences and needs.

The A6 boasts an impressive MOT pass rate of 81.3%, reflecting its reliability and the quality of engineering associated with the AUDI brand. However, common failures reported include issues with air suspension, brake discs, headlamp washers, tyre wear, and engine management systems. These factors are important for potential buyers to consider when evaluating the vehicle's long-term maintenance.

In terms of colour distribution, black (762), grey (694), and blue (371) are the most popular choices among A6 owners, showcasing a preference for classic and understated aesthetics. The vehicle's average annual mileage stands at 8,341 miles, indicating a moderate usage pattern among drivers.

Data accuracy is based on the latest available statistics and may vary. Always consult with a professional for the most current information.

Reliability and MOT Performance

The Audi A6 has established a reputation for reliability across its production years, from 1994 to 2022. With a total of 2,507 registered vehicles, the model boasts an impressive MOT pass rate of 81.3%. This statistic indicates that the majority of A6 vehicles successfully meet the required safety and environmental standards during their annual inspections.

However, like any vehicle, the A6 is not without its common issues. Notable areas of concern include air suspension failures, brake disc wear, headlamp washer malfunctions, tyre wear, and engine management problems. These issues can affect the vehicle's performance and may lead to MOT failures if not addressed promptly.

In terms of fuel type distribution, the majority of Audi A6 vehicles are diesel, with 2,278 registered, followed by 227 petrol models. There is also a minimal presence of electric diesel and LPG variants. This variety allows potential buyers to choose a model that best suits their driving preferences and needs.

When examining the colour distribution of the Audi A6, black is the most popular choice, accounting for 762 vehicles, followed by grey (694), blue (371), silver (339), and white (237). This range of colours reflects the model's appeal across different demographics.

With an average annual mileage of 8,341 miles, the Audi A6 is often used for both daily commuting and longer journeys. The vehicle's reliability is further supported by the fact that 1,542 of the registered models are currently taxed, while 733 are untaxed and 232 are declared SORN.

It is important to note that the data presented here is based on current registrations and MOT test results, and while efforts have been made to ensure accuracy, figures may vary over time.

What to Check When Buying Used

When considering a used Audi A6, there are several key factors to evaluate to ensure you make a sound investment. With over 2,500 registered vehicles in the UK, it's essential to be thorough in your checks.

Firstly, examine the vehicle's MOT history. The Audi A6 has an impressive MOT pass rate of 81.3%, but common failures include air suspension issues, brake discs, headlamp washers, tyre wear, and engine management problems. Be sure to request the MOT certificates to verify the vehicle's history and any past failures.

Next, consider the vehicle's mileage. The average annual mileage for an Audi A6 is approximately 8,341 miles. A significantly higher mileage may indicate more wear and tear, while a lower mileage could suggest less usage but may also raise questions about the vehicle's history.

Fuel type is another important aspect. The majority of Audi A6 models are diesel (approximately 91%), with petrol variants making up around 9%. Depending on your driving habits and preferences, this could influence your choice.

Colour preference can also play a role in resale value. The most common colours for the Audi A6 are black (762), grey (694), and blue (371). Choosing a popular colour may enhance the vehicle's appeal when it comes time to sell.

Lastly, check the tax status of the vehicle. Out of the 2,507 registered Audi A6s, 1,542 are taxed, while 733 are untaxed and 232 are SORN. Ensure that the vehicle you are considering is properly taxed to avoid any legal issues.

Always remember to verify the accuracy of the data provided and consult with a professional if you have any concerns.

Running Costs and Specifications

Running Costs and Specifications

The Audi A6, a premium executive car, has been a popular choice since its introduction in 1994. With a total of 2,507 registered vehicles in the UK, it offers a range of specifications and running costs that appeal to various drivers.

In terms of fuel types, the majority of Audi A6 models are diesel, accounting for 2,278 registrations, while petrol variants make up 227. There is also a small presence of electric diesel and LPG models, each with one registration. This diverse fuel distribution allows potential buyers to choose a model that best fits their driving needs and preferences.

The average annual mileage for an Audi A6 is approximately 8,341 miles, which can influence running costs significantly. Owners should consider fuel efficiency, insurance, and maintenance when calculating their overall expenses.

The Audi A6 has an MOT pass rate of 81.3%, indicating a relatively high level of reliability. However, common failures reported include issues with air suspension, brake discs, headlamp washers, tyre wear, and engine management systems. These factors should be taken into account when assessing the long-term ownership costs.

Colour preferences for the Audi A6 show a strong inclination towards black (762 registrations), followed by grey (694), blue (371), silver (339), and white (237). This variety allows buyers to select a model that suits their aesthetic preferences.

Regarding tax status, 1,542 vehicles are currently taxed, while 733 are untaxed and 232 are declared SORN (Statutory Off Road Notification). This information is crucial for potential buyers to understand the financial obligations associated with ownership.

Data accuracy is based on the latest available statistics and may vary. Always verify details with official sources before making any decisions.

Alternative Models to Consider

If you're considering the Audi A6, there are several alternative models that may also meet your needs. Each of these vehicles offers a blend of performance, comfort, and technology, making them worthy contenders in the executive car segment.

One notable alternative is the BMW 5 Series. Known for its dynamic driving experience, the 5 Series combines luxury with sporty handling. It has a strong reputation for reliability and offers a range of efficient engines, including diesel and petrol options.

Another option is the Mercedes-Benz E-Class. This model is celebrated for its plush interior and advanced safety features. The E-Class also boasts a variety of engine choices, ensuring that drivers can find a model that suits their performance preferences.

The Volvo S90 is also worth considering. It stands out with its Scandinavian design and emphasis on safety. The S90 offers a comfortable ride and a range of hybrid options, appealing to those looking for a more environmentally friendly choice.

For those interested in a more performance-oriented vehicle, the Jaguar XF is an excellent choice. With its sleek design and powerful engine options, the XF delivers an engaging driving experience while maintaining a luxurious interior.

Lastly, the Lexus ES is a strong contender, particularly for buyers prioritising reliability and low running costs. The ES features a hybrid variant, which can be appealing for those looking to reduce fuel expenses.

When exploring these alternatives, it's essential to consider factors such as maintenance costs, fuel efficiency, and overall driving experience. Each model has its strengths, and your choice will depend on your specific requirements.

Data accuracy is based on the latest available statistics and may vary. Always conduct thorough research and consider test-driving multiple options to find the best fit for your needs.

Frequently Asked Questions

Frequently Asked Questions

What is the Audi A6's MOT pass rate?

The Audi A6 has an MOT pass rate of 81.3%. This indicates that a significant majority of vehicles pass their MOT tests, reflecting the model's overall reliability.

What are the common failures for the Audi A6?

Common failures reported for the Audi A6 include issues with air suspension, brake discs, headlamp washers, tyre wear, and engine management systems. Regular maintenance can help mitigate these issues.

How many Audi A6 vehicles are currently registered in the UK?

As of now, there are 2,507 Audi A6 vehicles registered in the UK. This figure highlights the model's popularity among UK drivers.

What fuel types are available for the Audi A6?

The Audi A6 is predominantly available in diesel, with 2,278 registered diesel vehicles. There are also 227 petrol variants, along with one electric diesel and one LPG vehicle.

What colours are most common for the Audi A6?

The most common colours for the Audi A6 are black (762 vehicles), grey (694 vehicles), and blue (371 vehicles). Silver and white are also popular, with 339 and 237 vehicles respectively.

What is the average annual mileage for the Audi A6?

The average annual mileage for an Audi A6 is approximately 8,341 miles. This figure can vary based on individual driving habits and usage.

How many Audi A6 vehicles are taxed?

Out of the total registered Audi A6 vehicles, 1,542 are currently taxed, while 733 are untaxed and 232 are declared SORN (Statutory Off Road Notification).

Disclaimer: The data presented here is based on the latest available statistics and may be subject to change. For the most accurate and up-to-date information, please consult official sources.

Data Source: This guide is based on analysis of extensive UK vehicle database in our database, including MOT test results and DVLA records.

Disclaimer: This information is provided for guidance only and is based on historical data in our database. Always verify current vehicle details with official sources and get a professional inspection before purchase.

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