2021 BMW 3 Series 3.0 M340i MHT

Overview

• Make: BMW
• Model: 3 Series
• Version: 3.0 M340i MHT Auto 4WD Euro 6 (s/s) 4dr (369 bhp)
• Year: 2021
• Mileage: 56,197 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 369 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 176 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 3 Series has covered 56,197 miles. Priced at £28,490, it is advertised £1,135 below the AskCar estimate of £29,625. The AskCar estimate uses UK dealer asking prices, including 6,886 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 7 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is JCT600 Volkswagen Bradford, based in Bradford. 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: £1,135 (3%) under the AskCar estimate of £29,625.

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 6,886 priced BMW 3 Series adverts across different ages and specifications, as of 7 November 2026.

A 2021 BMW 3 Series with the 3.0 petrol engine is typically advertised at £28,300: the median of the 148 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 7 days.

Price history

AskCar first saw this advert on 31 October 2026 at £28,990. Its asking price is now £28,490, £500 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 31 October 2026: £28,990
• 3 November 2026: £28,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 21 May 2027.

It failed its MOT on 24 April 2026 (nearside front side repeater not working passenger side mirror indicator inoperative) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 50,683 miles, which matches the advertised 56,197 miles.

Advertised mileage is about 1,100 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.