2021 BMW 3 Series 3.0 M340i MHT
Price: £38,999. Above the going rate: £3,463 (9%) over the AskCar estimate of £35,536, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,822 priced BMW 3 Series adverts on AskCar as of 8 November 2026.
AskCar lists 7,130 used BMW 3 Series from 2,708 UK dealerships, as of 8 November 2026.
Overview
- Make: BMW
- Model: 3 Series
- Version: 3.0 M340i MHT Auto 4WD Euro 6 (s/s) 4dr (369 bhp)
- Year: 2021
- Mileage: 25,350 miles
- Fuel: Petrol, mild hybrid
- Body: Saloon, 4 doors, 5 seats
- Engine: 3.0 litres, 369 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Blue
- CO2: 176 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 25,350 miles on the clock, this 2021 BMW 3 Series has done roughly 29,500 fewer miles than a typical 2021 BMW 3 Series. Its asking price of £38,999 is £3,463 above the AskCar estimate of £35,536. The AskCar estimate draws on 6,822 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 104 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by DB Prestige in Warrington. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Above the going rate: £3,463 (9%) over the AskCar estimate of £35,536.
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 6,822 priced BMW 3 Series adverts across different ages and specifications, as of 8 November 2026.
A 2021 BMW 3 Series with the 3.0 petrol engine is typically advertised at £28,400: the median of the 146 for sale on AskCar, as of 8 November 2026.
Time on sale
This 2021 BMW 3 Series has been on sale for at least 104 days.
Price history
AskCar first saw this advert on 27 July 2026 at £38,999. 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 8 November 2026: valid until 27 April 2027.
It has had 3 MOTs. The latest, on 28 April 2026, passed.
Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.
Mileage at that test: 24,414 miles, which matches the advertised 25,350 miles.
Advertised mileage is about 29,500 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.
Browse all BMW 3 Series cars for sale · 2021 BMW 3 Series price guide
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Photos
38 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.