2021 BMW 3 Series 2.0 318d MHT SE
Version: 2.0 318d MHT SE Auto RWD Euro 6 (s/s) 4dr (148 bhp)
Price: £13,991. Fair price: £721 (5%) over the AskCar estimate of £13,270, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,652 priced BMW 3 Series adverts on AskCar as of 1 November 2026.
AskCar lists 6,914 used BMW 3 Series from 2,613 UK dealerships, as of 1 November 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Trim
- SE
- Version
- 2.0 318d MHT SE Auto RWD Euro 6 (s/s) 4dr (148 bhp)
- Mileage
- 87,333 miles
- Year
- 2021
- Fuel type
- Diesel
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 148 bhp
- Seats
- 5
- CO2
- 121 g/km
- Colour
- Grey
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 318d; MHT
- Hybrid type
- Mild hybrid
- Emissions standard
- Euro 6
About this car
This 2021 BMW 3 Series has covered 87,333 miles, around 32,400 more miles than is typical for its age. The dealer is asking £13,991, which is £721 above the AskCar estimate of £13,270. To work out the AskCar estimate, we analyse UK dealer adverts for 6,652 BMW 3 Series cars across different ages and specifications. The asking price is now £1,000 lower than when we first recorded the advert 39 days ago. Its MOT is recorded as valid until 1 January 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Your Next Car in Nottingham.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 23 September 2026, 39 days ago. Price reduced by £1,000 from £14,991 since AskCar first saw it. 1 price reduction recorded, the latest seen on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 23 September 2026 | £14,991 |
| 1 November 2026 | £13,991 |
Price and mileage comparison
Fair price: £721 (5%) over the AskCar estimate of £13,270.
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 6,652 priced BMW 3 Series adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 32,400 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 1 January 2027. 71,850 miles at the last test.
Other matching cars
6 other 2021 BMW 3 Series SE automatic diesel cars are for sale at UK dealers from £11,950 to £17,999, as of 1 November 2026.
The 5 cheapest:
- 2021 BMW 3 Series. Price: £11,950. Mileage: 95,540 miles. Dealer: Rox Cars in Aldridge. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-87e1b1d055eb
- 2021 BMW 3 Series. Price: £13,495. Mileage: 90,000 miles. Dealer: Clear Car Group in Manchester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-130194262c95
- 2021 BMW 3 Series. Price: £15,740. Mileage: 64,000 miles. Dealer: Wembley Prestige Cars in Watford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-7ae1ab745c4a
- 2021 BMW 3 Series. Price: £15,990. Mileage: 58,900 miles. Dealer: K Motors London in New Malden. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-149ccf745776
- 2021 BMW 3 Series. Price: £16,498. Mileage: 69,120 miles. Dealer: Arnold Clark Wigan Motorstore in Wigan. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-30af0d219360
The 6 matching cars have covered 41,407 to 95,540 miles, compared with 87,333 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 3 Series cars for sale · 2021 BMW 3 Series price guide
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Photos
50 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.