2020 Audi Q3 2.0 TDI S Line
Price: £23,500. Above the going rate: £2,175 (10%) over the AskCar estimate of £21,325, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,477 priced Audi Q3 adverts on AskCar as of 8 November 2026.
AskCar lists 3,542 used Audi Q3 from 1,642 UK dealerships, as of 8 November 2026.
Overview
- Make: Audi
- Model: Q3
- Trim: S Line
- Version: 2.0 TDI S Line S tronic FWD Euro 6 5dr (147 bhp)
- Year: 2020
- Mileage: 26,355 miles
- Fuel: Diesel
- Body: 5 doors, 5 seats
- Engine: 2.0 litres, 147 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Grey
- CO2: 127 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 Audi Q3 S Line is advertised with 26,355 miles, approximately 24,200 below the typical mileage for its age. Its asking price of £23,500 is £2,175 above the AskCar estimate of £21,325. To work out the AskCar estimate, we analyse UK dealer adverts for 3,477 Audi Q3 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 71 days, and its asking price has been cut by £1,000. Its advertised mileage matches the government's MOT record. You can find this car at Sytner Group West London Audi in Brentford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Above the going rate: £2,175 (10%) over the AskCar estimate of £21,325.
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 3,477 priced Audi Q3 adverts across different ages and specifications, as of 8 November 2026.
A 2020 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,000: the median of the 130 for sale on AskCar, as of 8 November 2026.
Time on sale
The dealer may accept less. This 2020 Audi Q3 has been on sale for at least 71 days, and its asking price has been cut by £1,000. About half of 2020 Audi Q3 cars are gone from sale within a month of being advertised: 214 of the 409 first advertised between 11 July 2026 and 5 October 2026.
Price history
AskCar first saw this advert on 29 August 2026 at £24,500. Its asking price is now £23,500, £1,000 less. The latest price cut was seen on 29 October 2026.
Price changes recorded:
- 29 August 2026: £24,500
- 29 September 2026: £24,250
- 13 October 2026: £24,000
- 29 October 2026: £23,500
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 20 August 2027.
It has had 5 MOTs. The latest, on 7 August 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 26,328 miles, which matches the advertised 26,355 miles.
Advertised mileage is about 24,200 miles lower than the median mileage of a 2020 Audi Q3 on AskCar.
Browse all Audi Q3 cars for sale · 2020 Audi Q3 price guide
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Photos
22 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.