2021 BMW 3 Series 2.0 320i SE

Price: £18,250. Fair price: £1,126 (5%) under the AskCar estimate of £19,376, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,902 priced BMW 3 Series adverts on AskCar as of 6 November 2026.

AskCar lists 7,204 used BMW 3 Series from 2,726 UK dealerships, as of 6 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: SE
  • Version: 2.0 320i SE Auto RWD Euro 6 4dr (181 bhp)
  • Year: 2021
  • Mileage: 34,215 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 181 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Grey
  • CO2: 145 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 34,215 miles on the clock, this 2021 BMW 3 Series has done roughly 20,900 fewer miles than a typical 2021 BMW 3 Series. Priced at £18,250, it is advertised £1,126 below the AskCar estimate of £19,376. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 2 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner Select Nottingham, based in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,126 (5%) under the AskCar estimate of £19,376.

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 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

Time on sale

AskCar first saw this 2021 BMW 3 Series advertised 2 days ago. About half of 2021 BMW 3 Series cars are gone from sale within a month of being advertised: 433 of the 918 first advertised between 10 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £18,250. 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 6 November 2026: valid until 16 December 2026.

It failed its MOT on 5 December 2025 (nearside front windscreen washer provides insufficient washer liquid; offside front windscreen washer provides insufficient washer liquid) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 29,294 miles, which matches the advertised 34,215 miles.

Advertised mileage is about 20,900 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

1 other 2021 BMW 3 Series SE 2.0 petrol automatic saloon is for sale at UK dealers, as of 6 November 2026.

The closest to this car in mileage:

  • 2021 BMW 3 Series SE, 2.0 petrol saloon, white. Mileage: 51,798 miles. Price: £18,498, £248 more than this car. Dealer: Arnold Clark Stirling Vauxhall in Stirling. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-0c4e9df27ee0

Browse all BMW 3 Series cars for sale · 2021 BMW 3 Series price guide

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Photos

22 photos of this car are on its AskCar page.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.