Used BMW X6 for sale under £20,000

There are 164 used BMW X6 under £20,000 for sale from UK dealers on AskCar, as of 8 November 2026. Typical asking price £15,400 (the median: half cost less, half cost more). The cheapest is £5,495. AskCar lists 562 used BMW X6 across the UK, from 392 dealerships.

The middle half of the 164 cars are priced between £11,000 and £17,800.

As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

46 of the 164 cars had their price reduced in the last 14 days to 8 November 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
201721£17,200£16,500 to £19,000
201632£16,600£15,300 to £17,800
201534£16,000£15,000 to £17,700

Cars for sale now, page 1 of 2

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 543 priced BMW X6 adverts on AskCar as of 8 November 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.

BMW X6 by gearbox, fuel and body

BMW X6 prices by year

BMW X6 by price

BMW X6 near you

More BMW

Same budget

Everything