2021 Audi A5 2.0 TDI S Line
Price: £20,950. Fair price: £160 (under 1%) under the AskCar estimate of £21,110, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,830 priced Audi A5 adverts on AskCar as of 2 November 2026.
AskCar lists 1,887 used Audi A5 from 1,070 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A5
- Trim: S Line
- Version: 2.0 TDI S Line S tronic FWD Euro 6 2dr (160 bhp)
- Year: 2021
- Mileage: 35,890 miles
- Fuel: Diesel, mild hybrid
- Body: Coupe, 2 doors, 4 seats
- Engine: 2.0 litres, 160 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: White
- CO2: 133 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 35,890 miles, this 2021 Audi A5 S Line has covered about 15,100 fewer miles than other 2021 Audi A5 cars. The dealer is asking £20,950, which is £160 below the AskCar estimate of £21,110. To work out the AskCar estimate, we analyse UK dealer adverts for 1,830 Audi A5 cars across different ages and specifications. We first recorded this car for sale 26 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Murison Cars Rosehill in Aberdeen. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £160 (under 1%) under the AskCar estimate of £21,110.
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 1,830 priced Audi A5 adverts across different ages and specifications, as of 2 November 2026.
A 2021 Audi A5 with the 2.0 diesel engine is typically advertised at £19,700: the median of the 119 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2021 Audi A5 has been on sale for at least 26 days.
Price history
AskCar first saw this advert on 7 October 2026 at £20,950. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 1 September 2027.
It has had 4 MOTs. The latest, on 24 August 2026, passed.
Advisories at the latest test: nearside front inner tyre worn close to legal limit/worn on edge; nearside rear tyre worn close to legal limit/worn on edge.
Mileage at that test: 35,396 miles, which matches the advertised 35,890 miles.
Advertised mileage is about 15,100 miles lower than the median mileage of a 2021 Audi A5 on AskCar.
Similar cars
11 other 2021 Audi A5 S Line 2.0 diesel automatic coupes are for sale at UK dealers, from £16,500 to £22,299, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2021 Audi A5 S Line, 2.0 diesel coupe, blue. Mileage: 34,576 miles. Price: £20,499, £451 less than this car. Dealer: John Clark Motor Group Aberdeen Audi in Aberdeen. AskCar page: https://askcar.co.uk/car/audi-a5-2021-5b688d7dd2ba
- 2021 Audi A5 S Line, 2.0 diesel coupe, white. Mileage: 40,000 miles. Price: £19,750, £1,200 less than this car. Dealer: Torque Point in Leighton Buzzard. AskCar page: https://askcar.co.uk/car/audi-a5-2021-e6fb768f4a4e
- 2021 Audi A5 S Line, 2.0 diesel coupe, white. Mileage: 31,564 miles. Price: £19,995, £955 less than this car. Dealer: Sam Performance in Rochdale. AskCar page: https://askcar.co.uk/car/audi-a5-2021-962d481e71fc
Browse all Audi A5 cars for sale · 2021 Audi A5 price guide
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Photos
41 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.