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: 29,098 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: Blue
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 29,098 miles, this 2021 Audi A5 S Line has covered about 21,000 fewer miles than other 2021 Audi A5 cars. Its asking price of £20,680 is £791 below the AskCar estimate of £21,471. To work out the AskCar estimate, we analyse UK dealer adverts for 1,865 Audi A5 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 117 days, and its asking price has been cut by £1,720. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Evans Halshaw MG Grantham, based in Grantham. 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: £791 (3%) under the AskCar estimate of £21,471.

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

The dealer may accept less. This 2021 Audi A5 has been on sale for at least 117 days, and its asking price has been cut by £1,720. 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 10 July 2026 at £22,400. Its asking price is now £20,680, £1,720 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 10 July 2026: £22,400
• 13 July 2026: £22,380
• 21 July 2026: £22,160
• 27 July 2026: £22,040
• 3 August 2026: £21,920
• 19 August 2026: £21,780
• 25 August 2026: £21,660
• 3 September 2026: £21,630
• 5 September 2026: £21,550
• 8 September 2026: £21,530
• 16 September 2026: £21,290
• 22 September 2026: £21,140
• 29 September 2026: £21,070
• 14 October 2026: £20,820
• 20 October 2026: £20,750
• 27 October 2026: £20,680

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 6 March 2027.

It has had 3 MOTs. The latest, on 9 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 23,969 miles, which matches the advertised 29,098 miles.

Advertised mileage is about 21,000 miles lower 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, grey. Mileage: 28,272 miles. Price: £21,290, £610 more than this car. Dealer: Anchor Cars in Reading. AskCar page: https://askcar.co.uk/car/audi-a5-2021-7f7223370507
• 2021 Audi A5 S Line, 2.0 petrol hatchback, grey. Mileage: 30,989 miles. Price: £21,990, £1,310 more than this car. Dealer: Agnew Group Portadown Audi in Portadown. AskCar page: https://askcar.co.uk/car/audi-a5-2021-9e0b56d63e73
• 2021 Audi A5 S Line, 2.0 petrol hatchback, white. Mileage: 24,480 miles. Price: £22,500, £1,820 more than this car. Dealer: Invicta Chery Warrington in Warrington. AskCar page: https://askcar.co.uk/car/audi-a5-2021-9cbe07c6e6f9

• The nearest: 2021 Audi A5 S Line, 2.0 petrol hatchback, black, 28 miles from this car. Mileage: 61,134 miles. Price: £18,990, £1,690 less than this car. Dealer: Carworld Car Supermarket in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a5-2021-f83cf1e838aa