2020 BMW X3 3.0 M40i

Overview

• Make: BMW
• Model: X3
• Version: 3.0 M40i Auto 4WD Euro 6 (s/s) 5dr (355 bhp)
• Year: 2020
• Mileage: 34,360 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 355 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 212 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 34,360 miles on the clock, this 2020 BMW X3 has done roughly 17,600 fewer miles than a typical 2020 BMW X3. Priced at £32,099, it is advertised £2,431 below the AskCar estimate of £34,530. The AskCar estimate uses 3,052 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 43 days ago, and its asking price has since fallen by £1,200. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Fords Of Winsford Car Supermarket, based in Winsford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,431 (7%) under the AskCar estimate of £34,530.

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 3,052 priced BMW X3 adverts across different ages and specifications, as of 7 November 2026.

A 2020 BMW X3 with the 3.0 petrol engine is typically advertised at £30,000: the median of the 30 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 BMW X3 has been on sale for at least 43 days.

Price history

AskCar first saw this advert on 25 September 2026 at £33,299. Its asking price is now £32,099, £1,200 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 25 September 2026: £33,299
• 27 September 2026: £32,699
• 6 October 2026: £32,599
• 8 October 2026: £32,499
• 10 October 2026: £32,299
• 23 October 2026: £31,899
• 30 October 2026: £32,199
• 4 November 2026: £32,099

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 15 July 2027.

It has had 4 MOTs. The latest, on 1 July 2026, passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both; rear brake pad(s) wearing thin.

Mileage at that test: 33,212 miles, which matches the advertised 34,360 miles.

Advertised mileage is about 17,600 miles lower than the median mileage of a 2020 BMW X3 on AskCar.