2020 Audi A6 Saloon 2.0 TFSIe S Line
Price: £15,995. Fair price: £686 (4%) under the AskCar estimate of £16,681, our expected asking price for this car from its model, age, mileage and specification, drawing on 871 priced Audi A6 Saloon adverts on AskCar as of 5 November 2026.
AskCar lists 902 used Audi A6 Saloon from 660 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: A6 Saloon
- Trim: S Line
- Version: 2.0 14.1kWh TFSIe 50 S Line S tronic 4WD Euro 6 (s/s) 4dr (295 bhp)
- Year: 2020
- Mileage: 89,000 miles
- Fuel: Plug-in hybrid (petrol)
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 295 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 36 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 89,000 miles, this 2020 Audi A6 Saloon S Line has covered about 31,100 more miles than other 2020 Audi A6 Saloon cars. The AskCar estimate for this car is £16,681. It is priced at £15,995, which is £686 below that estimate. The AskCar estimate uses 871 UK dealer adverts for the Audi A6 Saloon, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 161 days ago, the asking price has dropped by £990. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Sapphire Automotive in High Wycombe. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £686 (4%) under the AskCar estimate of £16,681.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 871 priced Audi A6 Saloon adverts across different ages and specifications, as of 5 November 2026.
A 2020 Audi A6 Saloon with the 2.0 plug-in hybrid engine is typically advertised at £18,000: the median of the 58 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2020 Audi A6 Saloon has been on sale for at least 161 days.
Price history
AskCar first saw this advert on 28 May 2026 at £16,985. Its asking price is now £15,995, £990 less. The latest price cut was seen on 5 July 2026.
Price changes recorded:
- 29 May 2026: £16,985
- 16 June 2026: £16,785
- 25 June 2026: £16,485
- 5 July 2026: £15,995
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 9 June 2027.
It has had 4 MOTs. The latest, on 10 June 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 89,047 miles, which matches the advertised 89,000 miles.
Advertised mileage is about 31,100 miles higher than the median mileage of a 2020 Audi A6 Saloon on AskCar.
Similar cars
1 other 2020 Audi A6 Saloon S Line 2.0 plug-in hybrid automatic saloon is for sale at UK dealers, as of 5 November 2026.
The closest to this car in mileage:
- 2020 Audi A6 Saloon S Line, 2.0 plug-in hybrid saloon, silver. Mileage: 56,000 miles. Price: £19,499, £3,504 more than this car. Dealer: Charles Hurst Usedirect Portadown in Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-9af2984d63d0
Browse all Audi A6 Saloon cars for sale · 2020 Audi A6 Saloon price guide
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- Used Audi A6 Saloon S Line prices
- Used Audi A6 Saloon for sale under £20,000
- Used plug-in hybrid Audi A6 Saloon for sale
- Used Audi A6 Saloon for sale near High Wycombe
Photos
59 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.