2021 Audi Q3 1.4 TFSIe S Line

Price: £12,900. Far below the going rate: £11,469 (47%) under the AskCar estimate of £24,369, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,488 priced Audi Q3 adverts on AskCar as of 4 November 2026. Worth asking the dealer why.

AskCar lists 3,545 used Audi Q3 from 1,632 UK dealerships, as of 4 November 2026.

Overview

  • Make: Audi
  • Model: Q3
  • Trim: S Line
  • Version: 1.4 13kWh TFSIe 45 S Line S tronic FWD Euro 6 (s/s) 5dr (242 bhp)
  • Year: 2021
  • Mileage: 10,000 miles
  • Fuel: Plug-in hybrid (petrol)
  • Body: SUV, 5 doors, 5 seats
  • Engine: 1.4 litres, 242 bhp
  • Gearbox: Automatic (S tronic)
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 44 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi Q3 S Line is advertised with 10,000 miles, approximately 32,100 below the typical mileage for its age. The dealer is asking £12,900, which is £11,469 below the AskCar estimate of £24,369. We recommend confirming the advertised price and vehicle details. To work out the AskCar estimate, we analyse UK dealer adverts for 3,488 Audi Q3 cars across different ages and specifications. We first recorded this advert 141 days ago, and its asking price has since fallen by £4,000. The seller is North West Autos Blackburn, based in Blackburn. 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

Far below the going rate: £11,469 (47%) under the AskCar estimate of £24,369. Worth asking the dealer why.

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 3,488 priced Audi Q3 adverts across different ages and specifications, as of 4 November 2026.

Time on sale

This 2021 Audi Q3 has been on sale for at least 141 days.

Price history

AskCar first saw this advert on 16 June 2026 at £16,900. Its asking price is now £12,900, £4,000 less. The latest price cut was seen on 30 August 2026.

Price changes recorded:

  • 16 June 2026: £16,900
  • 14 July 2026: £14,900
  • 3 August 2026: £13,900
  • 30 August 2026: £12,900

Mileage and MOT

Advertised mileage is about 32,100 miles lower than the median mileage of a 2021 Audi Q3 on AskCar.

Similar cars

1 other 2021 Audi Q3 S Line 1.4 plug-in hybrid automatic SUV is for sale at UK dealers, as of 4 November 2026.

The closest to this car in mileage:

  • 2021 Audi Q3 S Line, 1.4 plug-in hybrid SUV, black. Mileage: 27,345 miles. Price: £21,930, £9,030 more than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/audi-q3-2021-6b2b1c88679c

Browse all Audi Q3 cars for sale · 2021 Audi Q3 price guide

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Photos

73 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.