2020 BMW X3 prices

There are 137 used 2020 BMW X3 cars for sale from UK dealers on AskCar, as of 10 November 2026. Typical asking price £23,000 (the median: half cost less, half cost more). The cheapest is £11,489. The middle half are priced between £21,000 and £26,000. Median mileage: about 52,000 miles.

Dealers lowered the asking price on more than half of 2020 BMW X3 cars: 69 of the 137 in the 14 days to 10 November 2026.

2020 BMW X3 prices by engine and mileage

A 2020 BMW X3 3.0 diesel car typically costs £30,000, against £22,000 for the 2.0 diesel, as of 10 November 2026.

A 2020 BMW X3 2.0 diesel car with 20,000 to 40,000 miles typically costs £25,000, against £19,800 with 60,000 miles or more.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
2.0 diesel£22,000Too few for sale£25,000£22,500£19,800
3.0 diesel£30,000Too few for saleToo few for saleToo few for saleToo few for sale

2020 BMW X3 prices by trim

TrimTypical asking price, 2020 cars
M Sport£22,500
XlineToo few for sale
SportToo few for sale

Only 6 of the 2020 BMW X3 cars for sale are Xline, too few to give a typical asking price.

Only 4 of the 2020 BMW X3 cars for sale are Sport, too few to give a typical asking price.

Typical asking prices are of 2020 BMW X3 cars for sale on 10 November 2026, and are given only where at least 20 cars with a price are for sale.

2020 BMW X3 against other years

A 2019 BMW X3 car has a typical asking price of £21,000 and a 2021 one £25,000, as of 10 November 2026.

AskCar lists 3,110 used BMW X3 across the UK, from 1,231 dealerships.

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.

2020 BMW X3 cars for sale now, page 2 of 3

This page lists 2020 BMW X3 cars not picked out on page 1, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 3,051 priced BMW X3 adverts on AskCar as of 10 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2020 BMW X3.

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. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 6 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

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BMW X3 by gearbox, fuel and body

BMW X3 prices by year

BMW X3 by trim

2020 BMW X3 by price

2020 BMW X3 by trim

BMW X3 by price

BMW X3 near you

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