2021 Audi Q5 2.0 TDI S Line

Price: £19,799. Fair price: £1,121 (6%) over the AskCar estimate of £18,678, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,140 priced Audi Q5 adverts on AskCar as of 4 November 2026.

AskCar lists 3,188 used Audi Q5 from 1,356 UK dealerships, as of 4 November 2026.

Overview

  • Make: Audi
  • Model: Q5
  • Trim: S Line
  • Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
  • Year: 2021
  • Mileage: 89,872 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 201 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Four-wheel drive
  • Colour: Blue
  • CO2: 170 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi Q5 S Line has covered 89,872 miles, around 40,600 more miles than is typical for its age. Its asking price of £19,799 is £1,121 above the AskCar estimate of £18,678. The AskCar estimate draws on 3,140 Audi Q5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 121 days ago, the asking price has dropped by £1,200. Its advertised mileage matches the government's MOT record. It is advertised by Motorplus South Wales in Newport. 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: £1,121 (6%) over the AskCar estimate of £18,678.

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 3,140 priced Audi Q5 adverts across different ages and specifications, as of 4 November 2026.

A 2021 Audi Q5 with the 2.0 diesel engine is typically advertised at £24,000: the median of the 261 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Audi Q5 has been on sale for at least 121 days.

Price history

AskCar first saw this advert on 6 July 2026 at £20,999. Its asking price is now £19,799, £1,200 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

  • 6 July 2026: £20,999
  • 20 July 2026: £20,699
  • 16 September 2026: £20,499
  • 23 September 2026: £19,999
  • 21 October 2026: £19,799

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 3 July 2027.

It has had 5 MOTs. The latest, on 4 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 89,813 miles, which matches the advertised 89,872 miles.

Advertised mileage is about 40,600 miles higher than the median mileage of a 2021 Audi Q5 on AskCar.

Similar cars

77 other 2021 Audi Q5 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £18,499 to £31,495, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2021 Audi Q5 S Line, 2.0 diesel SUV, silver. Mileage: 91,125 miles. Price: £22,995, £3,196 more than this car. Dealer: MDM Motor in Newry. AskCar page: https://askcar.co.uk/car/audi-q5-2021-7a5bb4d6330d
  • 2021 Audi Q5 S Line, 2.0 diesel SUV, grey. Mileage: 86,903 miles. Price: £19,999, £200 more than this car. Dealer: Motorplus South Wales in Newport. AskCar page: https://askcar.co.uk/car/audi-q5-2021-09319613426c
  • 2021 Audi Q5 S Line, 2.0 diesel SUV, grey. Mileage: 82,600 miles. Price: £21,949, £2,150 more than this car. Dealer: Donnelly Automotive in Ballymena. AskCar page: https://askcar.co.uk/car/audi-q5-2021-1739da9462db

Browse all Audi Q5 cars for sale · 2021 Audi Q5 price guide

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Photos

49 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.