Used diesel Mazda CX-3 for sale under £8,000

There are 51 used diesel Mazda CX-3 under £8,000 for sale from UK dealers on AskCar, as of 10 November 2026. Typical asking price £6,500 (the median: half cost less, half cost more). The cheapest is £3,995. AskCar lists 440 used Mazda CX-3 across the UK, from 357 dealerships.

The middle half of the 51 cars are priced between £5,200 and £7,100.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

13 of the 51 cars had their price reduced in the last 14 days to 10 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 430 priced Mazda CX-3 adverts on AskCar as of 10 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.

Mazda CX-3 by gearbox, fuel and body

Mazda CX-3 prices by year

Mazda CX-3 by price

Mazda CX-3 near you

Diesel cars and vans under £8,000

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