Used plug-in hybrid BMW X3 for sale under £20,000

There are 32 used plug-in hybrid BMW X3 under £20,000 for sale from UK dealers on AskCar, as of 12 November 2026. Typical asking price £18,600 (the median: half cost less, half cost more). The cheapest is £11,489. AskCar lists 3,124 used BMW X3 across the UK, from 1,234 dealerships.

The middle half of the 32 cars are priced between £17,800 and £19,500.

As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

17 of the 32 cars had their price reduced in the last 14 days to 12 November 2026.

Cars for sale now

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 3,049 priced BMW X3 adverts on AskCar as of 12 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 X3 by gearbox, fuel and body

Plug-in hybrid BMW X3 by price

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