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

There are 3,065 used automatic BMW 3 Series under £20,000 for sale from UK dealers on AskCar, as of 30 October 2026. Typical asking price £13,400 (the median: half cost less, half cost more). The cheapest is £1,499. AskCar lists 6,987 used BMW 3 Series across the UK, from 2,629 dealerships.

The middle half of the 3,065 cars are priced between £9,000 and £17,000.

As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

893 of the 3,065 cars had their price reduced in the last 14 days to 30 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202344£18,900£17,600 to £19,700
2022184£17,600£15,500 to £19,000
2021311£17,200£15,500 to £18,900
2020303£17,400£15,500 to £18,800
2019427£16,800£14,700 to £18,400
2018291£13,500£11,200 to £15,900
2017269£12,500£10,000 to £15,000
2016289£11,200£9,000 to £13,800
2015245£10,400£8,500 to £12,400
2014195£9,000£7,000 to £10,400
2013152£8,000£6,300 to £9,000
201288£6,100£4,900 to £7,500
201160£5,500£4,200 to £7,200
201044£4,500£3,500 to £6,300
200932£5,000£3,800 to £6,000
200824£5,400£4,000 to £6,200
200731£5,000£3,500 to £7,000

Cars for sale now, page 7 of 31

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 6,706 priced BMW 3 Series adverts on AskCar as of 30 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

Automatic BMW 3 Series by price

BMW 3 Series prices by year

BMW 3 Series by price

BMW 3 Series near you

Automatic cars and vans under £20,000

More BMW

Same budget

Everything