2021 BMW 3 Series

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

£21,633

Fair price: within 8% of the typical £22,059 for this model, age and mileage, drawing on 6,724 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
27,050 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
Black
Doors
4
Driven wheels
Rear Wheel Drive
Engine badge
318i
Emissions standard
Euro 6

About this car

With 27,050 miles on the clock, this 2021 BMW 3 Series M Sport has done roughly 27,600 fewer miles than a typical 2021 BMW 3 Series. The dealer is asking £21,633, which is £426 below our market estimate of £22,059. Our estimate draws on 6,724 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £354 lower than when we first recorded the advert 22 days ago. Its MOT is recorded as valid until 28 September 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Bowker Motor Group in Preston.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 22 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £354 from the first recorded £21,987. 1 price reduction recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observedAsking price
2 October 2026£21,987
20 October 2026£21,633
23 October 2026£21,633

Price and mileage comparison

Estimated market asking price: £22,059. The asking price is £426 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 6,724 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 27,600 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 28 September 2027. 26,825 miles at the last test.

181 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
£14,89593,000 miles
£14,99587,565 miles

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

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