Used petrol Audi Q3 for sale under £20,000

There are 957 used petrol Audi Q3 under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £14,800 (the median: half cost less, half cost more). The cheapest is £2,495. AskCar lists 3,523 used Audi Q3 across the UK, from 1,644 dealerships.

The middle half of the 957 cars are priced between £11,200 and £18,000.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

355 of the 957 cars had their price reduced in the last 14 days to 29 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202322£19,000£18,300 to £19,900
202260£18,800£17,300 to £19,500
2021114£18,400£16,800 to £19,500
2020109£18,000£16,500 to £19,000
2019188£16,500£14,800 to £17,800
2018145£13,000£11,600 to £14,500
2017105£12,000£10,700 to £13,500
201655£10,000£8,400 to £11,300
201557£10,000£8,800 to £11,500
201448£8,800£7,300 to £9,500
201330£8,400£7,500 to £9,100

Cars for sale now, page 2 of 10

Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 3,449 priced Audi Q3 adverts on AskCar as of 29 October 2026.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page.

Cheaper cars like each one, with its price history, are on its AskCar page.

·

Audi Q3 by gearbox, fuel and body

Petrol Audi Q3 by price

Audi Q3 prices by year

Audi Q3 by price

Audi Q3 near you

Petrol cars under £20,000

More Audi

Same budget

Everything