2021 BMW X7 4.4 Frozen Black Edition
Price: £56,590. Fair price: £4,092 (6%) under the AskCar estimate of £60,682, our expected asking price for this car from its model, age, mileage and specification, drawing on 403 priced BMW X7 adverts on AskCar as of 4 November 2026.
AskCar lists 408 used BMW X7 from 238 UK dealerships, as of 4 November 2026.
Overview
- Make: BMW
- Model: X7
- Trim: Frozen Black Edition
- Version: 4.4 M50i Frozen Black Edition Auto 4WD Euro 6 5dr Step (522 bhp)
- Year: 2021
- Mileage: 35,535 miles
- Fuel: Petrol
- Body: SUV, 5 doors, 7 seats
- Engine: 4.4 litres, 522 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Black
- CO2: 291 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 35,535 miles, this 2021 BMW X7 Frozen Black Edition has covered about 21,700 fewer miles than other 2021 BMW X7 cars. The dealer is asking £56,590, which is £4,092 below the AskCar estimate of £60,682. To work out the AskCar estimate, we analyse UK dealer adverts for 403 BMW X7 cars across different ages and specifications. We first recorded this car for sale today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone BMW Milton Keynes, based in Milton Keynes. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £4,092 (6%) under the AskCar estimate of £60,682.
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 403 priced BMW X7 adverts across different ages and specifications, as of 4 November 2026.
Time on sale
AskCar first saw this 2021 BMW X7 advertised today.
Price history
AskCar first saw this advert on 4 November 2026 at £56,590. 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 4 November 2026: valid until 11 January 2027.
It has had 4 MOTs. The latest, on 9 January 2026, passed.
Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt.
Mileage at that test: 30,627 miles, which matches the advertised 35,535 miles.
Advertised mileage is about 21,700 miles lower than the median mileage of a 2021 BMW X7 on AskCar.
Browse all BMW X7 cars for sale · 2021 BMW X7 price guide
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Photos
33 photos of this car are on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.