2021 Audi Q3 1.5 S Line
Price: £21,000. Fair price: £632 (3%) over the AskCar estimate of £20,368, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,432 priced Audi Q3 adverts on AskCar as of 2 November 2026.
AskCar lists 3,502 used Audi Q3 from 1,622 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: Q3
- Trim: S Line
- Version: 1.5 TFSI S Line S tronic FWD Euro 6 5dr (147 bhp)
- Year: 2021
- Mileage: 50,747 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 1.5 litres, 147 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 159 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2021 Audi Q3 S Line is advertised with 50,747 miles, approximately 8,700 above the typical mileage for its age. The AskCar estimate for this car is £20,368. It is priced at £21,000, which is £632 above that estimate. The AskCar estimate uses UK dealer asking prices, including 3,432 Audi Q3 adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 38 days ago. Its advertised mileage matches the government's MOT record. The seller is The Great Automobiles, based in London. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £632 (3%) over the AskCar estimate of £20,368.
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 3,432 priced Audi Q3 adverts across different ages and specifications, as of 2 November 2026.
A 2021 Audi Q3 with the 1.5 petrol engine is typically advertised at £20,000: the median of the 211 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2021 Audi Q3 has been on sale for at least 38 days.
Price history
AskCar first saw this advert on 25 September 2026 at £21,000. 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 2 November 2026: valid until 23 June 2027.
It has had 4 MOTs. The latest, on 24 June 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 50,743 miles, which matches the advertised 50,747 miles.
Advertised mileage is about 8,700 miles higher than the median mileage of a 2021 Audi Q3 on AskCar.
Similar cars
4 other 2021 Audi Q3 S Line 1.5 petrol automatic estates are for sale at UK dealers, from £18,995 to £21,684, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2021 Audi Q3 S Line, 1.5 petrol estate, black. Mileage: 37,532 miles. Price: £18,995, £2,005 less than this car. Dealer: LSH Auto Mercedes-Benz of Stockport in Stockport. AskCar page: https://askcar.co.uk/car/audi-q3-2021-0cae1dff83a2
- 2021 Audi Q3 S Line, 1.5 petrol estate, black. Mileage: 36,618 miles. Price: £20,299, £701 less than this car. Dealer: Hendy Car Store Portsmouth in Portsmouth. AskCar page: https://askcar.co.uk/car/audi-q3-2021-bf2dd1df0841
- 2021 Audi Q3 S Line, 1.5 petrol estate, grey. Mileage: 34,626 miles. Price: £21,500, £500 more than this car. Dealer: Marshall BMW Scunthorpe in Scunthorpe. AskCar page: https://askcar.co.uk/car/audi-q3-2021-ffec11506fcb
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 £30,000
- Used automatic Audi Q3 for sale
- Used petrol Audi Q3 for sale
- Used Audi Q3 for sale near Bromley
Photos
12 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.