2021 BMW X3 3.0

Overview

• Make: BMW
• Model: X3
• Version: 3.0 MHT Auto 4WD Euro 6 5dr
• Year: 2021
• Mileage: 41,036 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 183 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 41,036 miles on the clock, this 2021 BMW X3 has done roughly 6,800 fewer miles than a typical 2021 BMW X3. The AskCar estimate for this car is £35,364. It is priced at £36,998, which is £1,634 above that estimate. The AskCar estimate draws on 3,099 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 42 days ago. Its asking price has since fallen by £1,001. The latest recorded MOT expiry date is 30 October 2026, which has passed. Confirm its status with the dealer. Its advertised mileage matches the government's MOT record. You can find this car at Eastern Western Motor Group Grassicks BMW in Perth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,634 (4%) over the AskCar estimate of £35,364.

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 3,099 priced BMW X3 adverts across different ages and specifications, as of 6 November 2026.

A 2021 BMW X3 with the 3.0 diesel engine is typically advertised at £32,000: the median of the 42 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 BMW X3 has been on sale for at least 42 days.

Price history

AskCar first saw this advert on 25 September 2026 at £37,999. Its asking price is now £36,998, £1,001 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 25 September 2026: £37,999
• 3 October 2026: £37,898
• 17 October 2026: £36,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 30 October 2026; ask the dealer for the current MOT.

It has had 4 MOTs. The latest, on 27 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 34,167 miles, which matches the advertised 41,036 miles.

Advertised mileage is about 6,800 miles lower than the median mileage of a 2021 BMW X3 on AskCar.