Used BMW 3 Series saloon for sale under £20,000

There are 2,460 used BMW 3 Series saloon under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £12,500 (the median: half cost less, half cost more). The cheapest is £890. AskCar lists 7,078 used BMW 3 Series across the UK, from 2,699 dealerships.

The middle half of the 2,460 cars are priced between £8,000 and £17,000.

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.

687 of the 2,460 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
202323£18,700£17,600 to £19,400
2022118£17,800£15,700 to £19,200
2021210£17,900£16,000 to £19,000
2020261£17,000£15,500 to £18,500
2019350£17,000£15,000 to £18,500
2018247£12,800£10,600 to £15,500
2017219£11,500£9,400 to £14,400
2016252£9,900£7,800 to £12,000
2015212£9,000£7,500 to £11,500
2014169£7,500£5,800 to £9,400
2013132£7,000£5,300 to £8,300
2012105£5,300£4,000 to £6,500
201137£4,000£3,300 to £5,400
201030£3,500£2,800 to £4,600
200931£3,000£2,500 to £4,000

Cars for sale now, page 3 of 25

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 6,692 priced BMW 3 Series 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.

·

BMW 3 Series by gearbox, fuel and body

BMW 3 Series saloon by price

BMW 3 Series prices by year

BMW 3 Series by price

BMW 3 Series near you

Saloon cars under £20,000

More BMW

Same budget

Everything