2021 Audi A5 2.0 TFSI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2021
• Mileage: 57,708 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 57,708 miles, this 2021 Audi A5 S Line has covered about 6,700 more miles than other 2021 Audi A5 cars. Priced at £18,442, it is advertised £70 above the AskCar estimate of £18,372. The AskCar estimate uses UK dealer asking prices, including 1,830 Audi A5 adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 32 days ago, the asking price has dropped by £548. Its advertised mileage matches the government's MOT record. You can find this car at CarTime in Bury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £70 (under 1%) over the AskCar estimate of £18,372.

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 petrol 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 32 days.

Price history

AskCar first saw this advert on 1 October 2026 at £18,990. Its asking price is now £18,442, £548 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 1 October 2026: £18,990
• 6 October 2026: £18,938
• 9 October 2026: £18,533
• 29 October 2026: £18,442

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 18 August 2027.

It has had 3 MOTs. The latest, on 8 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 56,671 miles, which matches the advertised 57,708 miles.

Advertised mileage is about 6,700 miles higher than the median mileage of a 2021 Audi A5 on AskCar.

Similar cars

17 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 2 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 57,388 miles. Price: £19,550, £1,108 more than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/audi-a5-2021-caa65da35359
• 2021 Audi A5 S Line, 2.0 petrol hatchback, black. Mileage: 58,770 miles. Price: £19,899, £1,457 more than this car. Dealer: Premium Vehicles in Aldershot. AskCar page: https://askcar.co.uk/car/audi-a5-2021-f8f6f609d139
• 2021 Audi A5 S Line, 2.0 petrol hatchback, blue. Mileage: 58,975 miles. Price: £19,500, £1,058 more than this car. Dealer: Your Car Supermarket in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a5-2021-20228cd8d721

• The nearest: 2021 Audi A5 S Line, 2.0 petrol hatchback, black, 14 miles from this car. Mileage: 42,000 miles. Price: £19,695, £1,253 more than this car. Dealer: Group 1 Automotive Stockport Audi in Stockport. AskCar page: https://askcar.co.uk/car/audi-a5-2021-a54a853e7014