2021 Audi A5 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TFSI 40 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (201 bhp)
• Year: 2021
• Mileage: 79,005 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 79,005 miles on the clock, this 2021 Audi A5 S Line has done roughly 28,900 more miles than a typical 2021 Audi A5. The AskCar estimate for this car is £17,161. It is priced at £18,305, which is £1,144 above that estimate. The AskCar estimate uses UK dealer asking prices, including 1,865 Audi A5 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 6 days ago. Its asking price has since fallen by £34. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Vindis Group Northampton Audi, based in Northampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,144 (6%) over the AskCar estimate of £17,161.

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 1,865 priced Audi A5 adverts across different ages and specifications, as of 4 November 2026.

A 2021 Audi A5 with the 2.0 petrol engine is typically advertised at £19,700: the median of the 128 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2021 Audi A5 advertised 6 days ago. About half of 2021 Audi A5 cars are gone from sale within a month of being advertised: 89 of the 167 first advertised between 8 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 29 October 2026 at £18,339. Its asking price is now £18,305, £34 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 29 October 2026: £18,339
• 4 November 2026: £18,305

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 20 June 2027.

It has had 4 MOTs. The latest, on 10 June 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge 3.2mm; offside front tyre worn close to legal limit/worn on edge 3mm; nearside rear lower coil spring mounting corroded but not seriously weakened; and 1 more.

Mileage at that test: 74,394 miles, which matches the advertised 79,005 miles.

Advertised mileage is about 28,900 miles higher than the median mileage of a 2021 Audi A5 on AskCar.

Similar cars

19 other 2021 Audi A5 S Line 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £14,600 to £25,595, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 70,971 miles. Price: £20,750, £2,445 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a5-2021-26fa0d6436d6
• 2021 Audi A5 S Line, 2.0 petrol hatchback, white. Mileage: 89,393 miles. Price: £14,600, £3,705 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a5-2021-a32ec325385a
• 2021 Audi A5 S Line, 2.0 petrol hatchback, blue. Mileage: 62,165 miles. Price: £18,360, £55 more than this car. Dealer: Ryds Group in London. AskCar page: https://askcar.co.uk/car/audi-a5-2021-77e81d912d7a

• The nearest: 2021 Audi A5 S Line, 2.0 petrol hatchback, grey, 26 miles from this car. Mileage: 50,850 miles. Price: £19,000, £695 more than this car. Dealer: The Motoring Centre in Royal Leamington Spa. AskCar page: https://askcar.co.uk/car/audi-a5-2021-98d8e749dc5c