2021 BMW 3 Series

2.0 MHT M Sport Auto Euro 6 5dr

£22,777

Fair price: within 8% of the typical £23,266 for this model, age and mileage, drawing on 6,886 adverts of this make and model.

Overview

Make
BMW
Model
3 Series
Trim
M SPORT
Version
2.0 MHT M Sport Auto Euro 6 5dr
Mileage
49,135 miles
Year
2021
Fuel type
Diesel Hybrid
Body type
Estate
Engine
2.0 L
Gearbox
Automatic
Seats
5
CO2
135 g/km
Colour
Black
Doors
5
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

This 2021 BMW 3 Series M Sport is advertised with 49,135 miles, approximately 5,600 below the typical mileage for its age. Our estimated market asking price is £23,266. This car is advertised at £22,777, which is £489 below that figure. We use UK dealer asking prices, including 6,886 BMW 3 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 77 days ago, the asking price has dropped by £1,213. It may give you a starting point for a conversation about price. The latest MOT record shows an expiry date of 14 May 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Your Best Car (Bucks) in Marlow.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 8 August 2026, 77 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £1,213 from the first recorded £23,990. 4 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
8 August 2026£23,990
9 August 2026£23,990
11 August 2026£24,280
12 August 2026£24,280
6 September 2026£23,990
8 September 2026£23,777
12 October 2026£22,990
21 October 2026£22,777
22 October 2026£22,777

Price and mileage comparison

Estimated market asking price: £23,266. The asking price is £489 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 6,886 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,600 miles lower than typical for a 2021 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 14 May 2027. 45,975 miles at the last test.

93 other cars with the same year, trim, gearbox and fuel are for sale from £13,735 to £30,090.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£13,735131,041 miles
£13,999102,000 miles
£14,495131,000 miles
£15,49595,320 miles
£15,995111,015 miles

These cars have covered 15,500–131,041 miles, compared with 49,135 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

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