2020 Audi A5 2.0 TDI S Line

Overview

• Make: Audi
• Model: A5
• Trim: S Line
• Version: 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (161 bhp)
• Year: 2020
• Mileage: 51,000 miles
• Fuel: Diesel, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 161 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 51,000 miles, this 2020 Audi A5 S Line has covered about 4,100 fewer miles than other 2020 Audi A5 cars. The AskCar estimate for this car is £19,770. It is priced at £19,312, which is £458 below that estimate. The AskCar estimate uses UK dealer asking prices, including 1,868 Audi A5 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 21 days ago. Its asking price has since fallen by £3,058. Our latest MOT record expired on 30 October 2026. Check the current position with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Vindis Group Cambridge Audi, based in Cambridge. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £458 (2%) under the AskCar estimate of £19,770.

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 1,868 priced Audi A5 adverts across different ages and specifications, as of 5 November 2026.

A 2020 Audi A5 with the 2.0 diesel engine is typically advertised at £18,000: the median of the 99 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 Audi A5 has been on sale for at least 21 days.

Price history

AskCar first saw this advert on 15 October 2026 at £22,370. Its asking price is now £19,312, £3,058 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 15 October 2026: £22,370
• 16 October 2026: £18,900
• 17 October 2026: £19,411
• 27 October 2026: £19,312

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 30 October 2026; ask the dealer for the current MOT.

It has had 5 MOTs. The latest, on 15 October 2026, passed.

Advisories at the latest test: nearside rear coil spring mounting damaged but not seriously weakened perished; offside rear coil spring mounting damaged but not seriously weakened perished.

Mileage at that test: 50,768 miles, which matches the advertised 51,000 miles.

Advertised mileage is about 4,100 miles lower than the median mileage of a 2020 Audi A5 on AskCar.

Similar cars

26 other 2020 Audi A5 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £13,999 to £21,993, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A5 S Line, 2.0 diesel hatchback, white. Mileage: 51,826 miles. Price: £18,998, £314 less than this car. Dealer: Arnold Clark Glasgow Pollokshaws Road Volkswagen in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a5-2020-cf5673c5e78c
• 2020 Audi A5 S Line, 2.0 diesel hatchback, black. Mileage: 53,260 miles. Price: £17,990, £1,322 less than this car. Dealer: Premium Vehicles in Aldershot. AskCar page: https://askcar.co.uk/car/audi-a5-2020-9554530caf17
• 2020 Audi A5 S Line, 2.0 diesel hatchback, blue. Mileage: 54,568 miles. Price: £18,366, £946 less than this car. Dealer: Vertu Mercedes Ascot in Ascot. AskCar page: https://askcar.co.uk/car/audi-a5-2020-64ee7ba90b9d

• The nearest: 2020 Audi A5 S Line, 2.0 diesel hatchback, grey, 31 miles from this car. Mileage: 45,488 miles. Price: £20,950, £1,638 more than this car. Dealer: Heartys of Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a5-2020-383555d3003e