2020 BMW X3 3.0 30d M Sport
Price: £22,990. Good value: £2,115 (8%) under the AskCar estimate of £25,105, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,076 priced BMW X3 adverts on AskCar as of 5 November 2026.
AskCar lists 3,143 used BMW X3 from 1,230 UK dealerships, as of 5 November 2026.
Overview
- Make: BMW
- Model: X3
- Trim: M Sport
- Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (261 bhp)
- Year: 2020
- Mileage: 60,089 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 3.0 litres, 261 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: White
- CO2: 157 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 60,089 miles, this 2020 BMW X3 M Sport has covered about 8,000 more miles than other 2020 BMW X3 cars. Its asking price of £22,990 is £2,115 below the AskCar estimate of £25,105. The AskCar estimate draws on 3,076 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 17 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Cars in MK in Milton Keynes. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Good value: £2,115 (8%) under the AskCar estimate of £25,105.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 3,076 priced BMW X3 adverts across different ages and specifications, as of 5 November 2026.
A 2020 BMW X3 with the 3.0 diesel engine is typically advertised at £30,500: the median of the 31 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2020 BMW X3 has been on sale for at least 17 days.
Price history
AskCar first saw this advert on 19 October 2026 at £22,990. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 8 November 2026.
It has had 4 MOTs. The latest, on 5 November 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 58,424 miles, which matches the advertised 60,089 miles.
Advertised mileage is about 8,000 miles higher than the median mileage of a 2020 BMW X3 on AskCar.
Similar cars
7 other 2020 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £22,490 to £29,400, as of 5 November 2026.
The 3 closest to this car in mileage:
- 2020 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 53,400 miles. Price: £24,950, £1,960 more than this car. Dealer: J.A. Jarvis in Fernhurst. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-e092cb035a89
- 2020 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 53,310 miles. Price: £27,995, £5,005 more than this car. Dealer: Merc Autobarn in Hayes. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-2767c32039fb
- 2020 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 52,264 miles. Price: £24,495, £1,505 more than this car. Dealer: Motor Range Liverpool in Liverpool. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-e31eb4e1dea0
Browse all BMW X3 cars for sale · 2020 BMW X3 price guide
More like this
- Used BMW X3 M Sport prices
- Used BMW X3 for sale under £30,000
- Used diesel BMW X3 for sale
- Used BMW X3 for sale near Milton Keynes
Photos
51 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.