2021 BMW 3 Series 2.0 330e M Sport
Version: 2.0 12kWh 330e M Sport Auto RWD Euro 6 (s/s) 4dr (288 bhp)
Price: £20,999. Fair price: £613 (2%) under the AskCar estimate of £21,612, 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
- M Sport
- Version
- 2.0 12kWh 330e M Sport Auto RWD Euro 6 (s/s) 4dr (288 bhp)
- Mileage
- 36,096 miles
- Year
- 2021
- Fuel type
- Plug-in hybrid (petrol)
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 288 bhp
- Seats
- 5
- CO2
- 31 g/km
- Colour
- Grey
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 330e
- Hybrid type
- Plug-in hybrid
- Emissions standard
- Euro 6
About this car
At 36,096 miles, this 2021 BMW 3 Series M Sport has covered about 18,900 fewer miles than other 2021 BMW 3 Series cars. The dealer is asking £20,999, which is £613 below the AskCar estimate of £21,612. To work out the AskCar estimate, we analyse UK dealer adverts for 6,652 BMW 3 Series cars across different ages and specifications. This car was first seen in our listings data today. MOT records show an expiry date of 28 October 2027, and the latest recorded mileage is consistent with the advert. The seller is Halliwell Jones Chester BMW, based in Chester.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £20,999 |
Price and mileage comparison
Fair price: £613 (2%) under the AskCar estimate of £21,612.
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 18,900 miles lower 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 28 October 2027. 36,066 miles at the last test.
Other matching cars
141 other 2021 BMW 3 Series M Sport automatic plug-in hybrids (petrol) are for sale at UK dealers from £10,499 to £25,490, as of 1 November 2026.
The 5 cheapest:
- 2021 BMW 3 Series. Price: £10,499. Mileage: 134,600 miles. Dealer: A P Automotive Sales in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-dfaf921c8d79
- 2021 BMW 3 Series. Price: £11,500. Mileage: 102,213 miles. Dealer: 1Stop Car Sales in Spalding. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-3fc17e07f00b
- 2021 BMW 3 Series. Price: £11,990. Mileage: 122,362 miles. Dealer: Finsley Gate Car Sales in Burnley. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-90c7201bd4dd
- 2021 BMW 3 Series. Price: £11,995. Mileage: 137,812 miles. Dealer: MB Motor Group in Bradford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-6535b0a9ae7a
- 2021 BMW 3 Series. Price: £12,999. Mileage: 112,000 miles. Dealer: Motordrive in Derby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-d40a61866e2d
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
1 photo of this car is 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.