2021 Audi Q3 2.0 TDI S Line
Price: £19,990. Fair price: £247 (1%) over the AskCar estimate of £19,743, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,499 priced Audi Q3 adverts on AskCar as of 5 November 2026.
AskCar lists 3,564 used Audi Q3 from 1,628 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: Q3
- Trim: S Line
- Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (197 bhp)
- Year: 2021
- Mileage: 61,900 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 2.0 litres, 197 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Black
- CO2: 174 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Audi Q3 S Line has covered 61,900 miles, around 19,900 more miles than is typical for its age. Priced at £19,990, it is advertised £247 above the AskCar estimate of £19,743. The AskCar estimate draws on 3,499 Audi Q3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 14 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Prestige Cars Of Essex in Epping Forest. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £247 (1%) over the AskCar estimate of £19,743.
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 3,499 priced Audi Q3 adverts across different ages and specifications, as of 5 November 2026.
A 2021 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,300: the median of the 75 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2021 Audi Q3 has been on sale for at least 14 days.
Price history
AskCar first saw this advert on 22 October 2026 at £19,990. 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 5 November 2026: valid until 20 April 2027.
It has had 3 MOTs. The latest, on 14 April 2026, passed.
Advisories at the latest test: front brake pad(s) wearing thin.
Mileage at that test: 59,036 miles, which matches the advertised 61,900 miles.
Advertised mileage is about 19,900 miles higher than the median mileage of a 2021 Audi Q3 on AskCar.
Similar cars
20 other 2021 Audi Q3 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £14,499 to £22,995, as of 5 November 2026.
The 3 closest to this car in mileage:
- 2021 Audi Q3 S Line, 2.0 diesel SUV, white. Mileage: 62,895 miles. Price: £20,290, £300 more than this car. Dealer: Fermanagh Auto Sales in Enniskillen. AskCar page: https://askcar.co.uk/car/audi-q3-2021-370f2a4406de
- 2021 Audi Q3 S Line, 2.0 diesel SUV, blue. Mileage: 64,000 miles. Price: £20,395, £405 more than this car. Dealer: MC Autosales in Magherafelt. AskCar page: https://askcar.co.uk/car/audi-q3-2021-77950fe7dd51
- 2021 Audi Q3 S Line, 2.0 diesel SUV, silver. Mileage: 65,000 miles. Price: £18,488, £1,502 less than this car. Dealer: The Car Traders London in Romford. AskCar page: https://askcar.co.uk/car/audi-q3-2021-7020d181d7d6
Browse all Audi Q3 cars for sale · 2021 Audi Q3 price guide
More like this
- Used Audi Q3 S Line prices
- Used Audi Q3 for sale under £20,000
- Used automatic Audi Q3 for sale
- Used diesel Audi Q3 for sale
- Used Audi Q3 for sale near Harlow
Photos
15 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.