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) 2dr (201 bhp)
• Year: 2021
• Mileage: 25,925 miles
• Fuel: Petrol, mild hybrid
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 150 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi A5 S Line is advertised with 25,925 miles, approximately 24,200 below the typical mileage for its age. The AskCar estimate for this car is £21,794. It is priced at £22,498, which is £704 above that estimate. The AskCar estimate draws on 1,865 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 1 day ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Arnold Clark Motherwell Motorstore, based in Motherwell. 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: £704 (3%) over the AskCar estimate of £21,794.

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 1 day 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 3 November 2026 at £22,498. 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 4 November 2026: valid until 28 July 2027.

It failed its MOT on 20 July 2026 (front headlamp aim too low) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 24,784 miles, which matches the advertised 25,925 miles.

Advertised mileage is about 24,200 miles lower than the median mileage of a 2021 Audi A5 on AskCar.

Similar cars

5 other 2021 Audi A5 S Line 2.0 petrol automatic coupes are for sale at UK dealers, from £15,495 to £24,498, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A5 S Line, 2.0 petrol coupe, white. Mileage: 20,680 miles. Price: £24,498, £2,000 more than this car. Dealer: Arnold Clark East Kilbride Motorstore in East Kilbride. AskCar page: https://askcar.co.uk/car/audi-a5-2021-542a355d46a8
• 2021 Audi A5 S Line, 2.0 petrol coupe, white. Mileage: 20,573 miles. Price: £20,780, £1,718 less than this car. Dealer: Hippo Motor Group Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a5-2021-e62843743b14
• 2021 Audi A5 S Line, 2.0 petrol coupe, black. Mileage: 36,346 miles. Price: £19,699, £2,799 less than this car. Dealer: Fords Of Winsford Car Supermarket in Winsford. AskCar page: https://askcar.co.uk/car/audi-a5-2021-0c477bf2d2d7