2021 BMW 3 Series

2.0 318i M Sport Auto RWD Euro 6 (s/s) 4dr (154 bhp)

£19,199

Good value: £1,694 under the typical £20,893 for this model, age and mileage, drawing on 6,849 adverts of this make and model.

Overview

Make
BMW
Model
3 Series
Trim
M SPORT
Version
2.0 318i M Sport Auto RWD Euro 6 (s/s) 4dr (154 bhp)
Mileage
36,073 miles
Year
2021
Fuel type
Petrol
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
154 bhp
Seats
5
CO2
146 g/km
Colour
White
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
318i
Emissions standard
Euro 6

About this car

At 36,073 miles, this 2021 BMW 3 Series M Sport has covered about 18,500 fewer miles than other 2021 BMW 3 Series cars. The dealer is asking £19,199, which is £1,694 below our market estimate of £20,893. Our estimate draws on 6,849 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £1,200. MOT records show an expiry date of 24 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Motorpoint Manchester, based in Manchester.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 September 2026, 51 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,200 from the first recorded £20,399. 7 price reductions recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observedAsking price
1 September 2026£20,399
8 September 2026£20,049
15 September 2026£19,599
22 September 2026£19,499
29 September 2026£19,449
6 October 2026£19,349
13 October 2026£19,299
20 October 2026£19,199
21 October 2026£19,199

Price and mileage comparison

Estimated market asking price: £20,893. The asking price is £1,694 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,849 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 18,500 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 24 May 2027. 35,145 miles at the last test.

179 other cars with the same year, trim, gearbox and fuel are for sale from £14,000 to £29,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,000110,887 miles
£14,00093,863 miles
£14,33588,796 miles
£14,99587,565 miles
£15,19593,000 miles

These cars have covered 3,973–110,887 miles, compared with 36,073 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos