Audi A6 Valuation: 1,422 used car listings analysed

Market overviewFebruary Market Guide: A used Audi A6 in the UK typically costs between £5,495 and £58,950. The most sought-after versions of the Audi A6 are S-Line, Black Edition, Sport. Regarding durability, we see high-mileage examples reaching up to 133,849 miles. Currently, 270 Audi A6 listings are priced below the UK market average (based on 42 websites)

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Showing 1 - 25 of 1,394 results

How much does the Audi A6 depreciate?

Used Audi A6

A used Audi A6 (2025) model gains about £42 per month in value.


Factors that affect the appreciation of a Audi A6:
- Mileage
- Age of the vehicle
- Number of previous owners
- Accidents or damage history
- Trim level, equipment, and options


Appreciation is an important part of calculating the total value of owning a Audi A6. In addition to the monthly appreciation of £42, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly value.

How much does a used Audi A6 cost? Prices, ratings and depreciation by model year

How much does a used Audi A6 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2026 Audi A6

£51,296 - £66,855£58,0390 miles-£5,00031

2025 Audi A6

£38,490 - £63,623£50,5283,000 miles+£500190

2024 Audi A6

£8,500 - £103,995£44,35611,100 miles-£6,80034

2023 Audi A6

£21,295 - £97,995£31,76626,300 miles-£5,22093

2020 Audi A6

£13,995 - £72,995£29,83050,000 miles+£5,52080

2022 Audi A6

£18,400 - £34,500£26,37335,200 miles-£1,640156

2021 Audi A6

£17,500 - £36,100£24,58245,600 miles-£2,680155

2019 Audi A6

£14,995 - £25,995£19,64470,000 miles-£1,340128

2018 Audi A6

£11,199 - £24,295£15,98076,700 miles-£1,300112

2017 Audi A6

£9,490 - £19,150£13,76182,000 miles-£74068

2016 Audi A6

£7,999 - £17,450£12,35089,000 miles-£60083

2015 Audi A6

£6,000 - £15,495£11,01399,800 miles-£26063

2009 Audi A6

£650 - £19,950£9,43280,900 miles-10

2014 Audi A6

£4,995 - £17,995£9,32799,000 miles-£44057

2012 Audi A6

£3,895 - £14,495£8,354109,000 miles+£20033

2013 Audi A6

£4,995 - £11,995£7,768101,000 miles-£1,30048

2007 Audi A6

£1,695 - £5,995£5,325134,500 miles+£92010

2006 Audi A6

£1,970 - £5,995£5,097144,000 miles-< 10

2011 Audi A6

£3,200 - £7,500£5,022109,000 miles-£96010

2010 Audi A6

£1,999 - £10,000£4,496128,600 miles+£440< 10

2008 Audi A6

£1,450 - £7,999£3,888118,400 miles-11

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 23 February 2026

Comparison of Audi A6 variants and prices

Below you can compare prices and depreciation for the 8 most popular Audi A6 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Audi A6 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

📈 The best value

Audi A6 Advanced

£5,299 - £81,480£57,22033,000 miles+£32,62031

Audi A6 Design

£4,995 - £105,950£41,57653,700 miles+£31,04045

Audi A6 Sport

£13,995 - £55,860£26,21232,400 miles+£2,980256
🏆 The most popular

Audi A6 S-Line

£5,990 - £55,470£24,55457,400 miles+£2,420568

Audi A6 Comfort

£1,450 - £60,990£24,37459,000 miles+£10,94032

Audi A6 Performance

£1,490 - £96,989£21,57779,900 miles-< 10

Audi A6 Black Edition

£7,995 - £40,989£21,03966,000 miles-£6,800342
💰 The budget choice

Audi A6 Business

£3,995 - £15,600£8,745113,600 miles-£500< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 23 February 2026

Which variant should you choose?

💰 The budget choice

The Business is the cheapest entry point with an average price of £8,745.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most S-Line for sale right now (568), which gives you the most options to choose from.

📈 The best value

The Advanced has held its price stable with minimal loss in value over the past year (+£32,620).

Audi A6 (model year 2025) - Price development for the last 12 months and price projection for the next 6 months (February 2025 - July 2026)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - February
£52,660
£49,800£55,520
Estimate
2025 - March
£52,140
£48,980£55,300
Estimate
2025 - April
£52,980
£47,980£57,980
Estimate
2025 - May
£50,300
£45,260£55,340
Estimate
2025 - June
£48,780
£43,160£54,400
Estimate
2025 - July
£50,800
£44,100£57,500
Estimate
2025 - August
£51,700
£45,180£58,220
Estimate
2025 - September
£51,120
£45,540£56,680
Estimate
2025 - October
£53,340
£47,240£59,440
Estimate
2025 - November
£53,940
£47,580£60,320
Estimate
2025 - December
£53,240
£46,940£59,540
Estimate
2026 - January
£53,160
£47,280£59,060
Estimate
2026 - March
£53,760
--
Forecast
2026 - April
£54,040
--
Forecast
2026 - May
£54,340
--
Forecast
2026 - June
£54,640
--
Forecast
2026 - July
£54,920
--
Forecast

All estimates and forecasts are based on actual market data

Last updated: 23 February 2026

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

£500

Next 6 months

£1,760

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Are you considering buying the top-selling Audi A6?

The Audi A6 is celebrated for its exceptional driving comfort and proudly showcases several design awards. AutoUncle provides access to 1,362 available options in the UK, each one sourced from an online marketplace or dealership website.

What is the price of a used Audi A6?

A used Audi A6 costs between £5,595 for the cheapest variant and £58,991 for the most expensive model.

The cost of a pre-owned Audi A6 is determined by several factors. Key contributing elements include what year the car is from, engine size and performance, fuel economy of the car, how far the car has already travelled and the vehicle's equipment variant.

For instance, a more recent model with lower mileage, or a luxury edition with a robust engine, usually garners a premium price than, for example, an older car without special equipment and with many kilometres behind it.

Does the Audi A6 offer multiple trim lines?

When comparing the prices of used Audi A6, it is important only comparing the prices of cars with the same engine and trim level. Otherwise, you could reach a wrong decision on which car to acquire.

Which fuel options are available for Audi A6?

The most popular fuel type for the Audi A6 is diesel.

Compare fuel types for Audi A6:

  • Audi A6 diesel: 890 cars currently available with an average price of £20,756
  • Audi A6 petrol: 452 cars currently available with an average price of £32,633
  • Audi A6 hybrid: Currently there is 12 cars available on AutoUncle with an average price of £44,007
  • Audi A6 plug-in hybrid: Currently AutoUncle has 8 cars available with an average price of £46,504

When thinking about which fuel type to buy, it's important to consider your driving habits. On a regular week, how far do you drive? Do you engage in many brief trips, or are your drives generally longer in distance?

For short journeys, electric cars, plug-in hybrids or petrol cars are obvious choices. For longer daily commutes, a modern electric car is often suitable - especially if you can charge at home or at work. Diesel cars may still be relevant in some cases with very long journeys and lack of charging options. It’s worth noting that diesel engines with high emissions are banned from entering cities in certain countries.

What kind of car is the Audi A6?

Sedan is a favourite among drivers of the Audi A6. Usually fitted with four doors, the saloon or sedan body type has been popular with families for a long time. With its versatile design, the saloon caters to a range of needs, from daily commutes to longer journeys, and remains a symbol of elegance and practicality in the automotive world.

What is the price difference between Audi A6 with different body styles?

  • Audi A6 sedan: 706 cars - average price £22,088
  • Audi A6 stationcar: 635 cars - average price £28,379
  • Audi A6 suv: 1 car - average price £19,950
  • Audi A6 coupe: 1 car - average price £5,000

Which competing cars might be worth considering?

Despite being an extremely The Audi A6 faces several rivals.

Preferred alternatives to the Audi A6

  • BMW 520
  • Mercedes E220
  • Vauxhall Insignia

With a selection of 1,282 available models on AutoUncle, the BMW 520 clearly stands out as the top alternative to the Audi A6. Average listing price for the BMW 520 is £19,995.

Another popular choice in this class is the Mercedes E220 with 917 cars on the market and an average price tag of £14,990. The Vauxhall Insignia comes in as the third most popular choice with an average sales price of £5,495 and 899 car for sale at the moment in the UK.

Contemplating the switch to an electric vehicle?

When considering an electric vehicle comparable to the Audi A6, here are some options for you:

Still struggling to find an electric car that fits your taste? Explore our entire selection of electric cars here.

All body types for Audi A6

All regions for Audi A6

All fuel types for Audi A6

All gear types for Audi A6