Used (2021) Audi A6 Sport 286 HP | Super price
DIESEL SALOON 50 TDI Quattro Sport
- 2021
- 49,070 miles
- Trim level: Sport
- 3.0L Diesel
- Sedan
- Automatic
- 286 HP (210 kW)
- CO2 emissions: 178 g CO2/km comb.
- mpg: 50.4
- Details
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Price checked by AutoUncle
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SALOON 1.8 TFSI SE Executive 4dr S
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40 TFSI Sport 4dr S Tronic
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- 40 TFSI Sport 4dr S Tronic [Tech
Super price
40 TFSI Sport 4dr S Tronic [Tech
Super price
Featured deals
- 40 TFSI Sport 4dr S Tronic
Good price
-Avant 50 TDI Quattro S Line 5dr
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- Avant 40 TDI S Line 5dr
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- Avant 40 TDI Quattro Sport 5dr S
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Used Audi A6
Factors that affect the depreciation of a Audi A6:
- Mileage driven
- Maintenance
- Service history
Depreciation is an important part of calculating the total cost of owning a Audi A6. In addition to the monthly depreciation of £158, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.
Model year | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
2026 Audi A6 | £42,980 - £64,905 | £54,557 | 100 miles | -£10,640 | 93 |
2025 Audi A6 | £38,526 - £61,255 | £47,141 | 3,400 miles | -£1,900 | 197 |
2024 Audi A6 | £9,995 - £103,995 | £43,279 | 15,400 miles | -£4,520 | 36 |
2020 Audi A6 | £17,490 - £71,999 | £32,026 | 50,000 miles | +£2,680 | 86 |
2023 Audi A6 | £21,499 - £36,349 | £30,230 | 27,400 miles | -£5,440 | 122 |
2021 Audi A6 | £17,995 - £64,990 | £25,775 | 43,600 miles | -£2,920 | 158 |
2022 Audi A6 | £18,300 - £34,499 | £25,740 | 38,700 miles | -£3,480 | 147 |
2019 Audi A6 | £14,950 - £24,000 | £19,194 | 68,100 miles | -£1,300 | 164 |
2018 Audi A6 | £9,695 - £22,698 | £15,599 | 79,700 miles | -£600 | 135 |
2017 Audi A6 | £8,400 - £20,300 | £13,542 | 81,700 miles | -£740 | 76 |
2016 Audi A6 | £7,499 - £17,995 | £11,917 | 97,000 miles | -£460 | 78 |
2015 Audi A6 | £5,995 - £14,990 | £10,675 | 93,800 miles | -£520 | 65 |
2014 Audi A6 | £4,795 - £13,995 | £9,073 | 102,400 miles | -£720 | 71 |
2009 Audi A6 | £3,495 - £19,950 | £8,915 | 79,000 miles | +£5,800 | 10 |
2012 Audi A6 | £3,490 - £13,999 | £7,942 | 106,000 miles | +£820 | 31 |
2013 Audi A6 | £3,495 - £12,495 | £7,777 | 104,600 miles | -£600 | 46 |
2011 Audi A6 | £2,995 - £9,995 | £5,205 | 109,900 miles | -£420 | 17 |
2007 Audi A6 | £1,995 - £5,990 | £5,041 | 129,000 miles | +£840 | 11 |
2010 Audi A6 | £1,995 - £10,000 | £4,545 | 114,000 miles | +£120 | 11 |
2006 Audi A6 | £1,970 - £5,789 | £4,432 | 137,000 miles | +£240 | 11 |
2008 Audi A6 | £1,200 - £7,995 | £3,692 | 158,000 miles | +£100 | < 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: 13 April 2026
Variant | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
📈 The best value Audi A6 Advanced | £11,895 - £84,995 | £59,046 | 29,200 miles | +£43,440 | 34 |
Audi A6 Design | £5,950 - £96,495 | £40,674 | 55,100 miles | +£24,760 | 52 |
Audi A6 Sport | £14,990 - £53,459 | £25,395 | 37,000 miles | +£1,980 | 237 |
Audi A6 Premium | £6,490 - £58,850 | £25,212 | 67,000 miles | - | < 10 |
🏆 The most popular Audi A6 S-Line | £5,950 - £53,256 | £25,113 | 54,600 miles | +£2,060 | 686 |
Audi A6 Black Edition | £7,995 - £41,000 | £21,811 | 63,600 miles | -£6,200 | 379 |
Audi A6 Comfort | £2,000 - £58,590 | £21,360 | 66,200 miles | +£7,640 | 47 |
Audi A6 Performance | £2,000 - £96,989 | £17,921 | 99,300 miles | - | < 10 |
💰 The budget choice Audi A6 Business | £2,390 - £9,450 | £6,532 | 105,000 miles | -£3,780 | < 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: 13 April 2026
The Business is the cheapest entry point with an average price of £6,532.
Accuracy will improve as more cars from this variant become available
There are the most S-Line for sale right now (686), which gives you the most options to choose from.
The Advanced has held its price stable with minimal loss in value over the past year (+£43,440).
Month | Average market price | Lowest market price | Highest market price | Calculation method |
|---|---|---|---|---|
| 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 | £59,040 | Estimate |
| 2026 - February | £52,720↘ | £47,720 | £57,720 | Estimate |
| 2026 - March | £51,080↘ | £46,300 | £55,880 | Estimate |
| 2026 - May | £50,180↘ | - | - | Forecast |
| 2026 - June | £49,720↘ | - | - | Forecast |
| 2026 - July | £49,280↘ | - | - | Forecast |
| 2026 - August | £48,820↘ | - | - | Forecast |
| 2026 - September | £48,360↘ | - | - | Forecast |
All estimates and forecasts are based on actual market data
Last updated: 13 April 2026
Average Monthly Depreciation
A summary of the past 12 and an estimation of the next 6 months.
Past 12 months
-£1,900
Next 6 months
-£2,720
Price checked by AutoUncle
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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.
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.
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.
The most popular fuel type for the Audi A6 is diesel.
Compare fuel types for Audi A6:
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.
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.
Despite being an extremely The Audi A6 faces several rivals.
Preferred alternatives to the Audi A6
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.
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.