2021 BMW 3 Series
2.0 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
£20,499
Fair price: within 8% of the typical £19,436 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 320i M Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
- Mileage
- 56,280 miles
- Year
- 2021
- Fuel type
- Petrol
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 181 bhp
- Seats
- 5
- CO2
- 146 g/km
- Colour
- White
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 320i
- Emissions standard
- Euro 6
About this car
This 2021 BMW 3 Series M Sport is advertised with 56,280 miles on the clock. Our estimated market asking price is £19,436. This car is advertised at £20,499, which is £1,063 above that figure. The estimate uses 6,849 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 80 days ago. MOT records show an expiry date of 25 November 2026, and the latest recorded mileage is consistent with the advert. The seller is Ron Skinner & Sons (Tredegar), based in Tredegar.
Stock data from 21 October 2026.
Price history
First seen on 3 August 2026, 80 days ago. Advert duration calculated on 22 October 2026.
| Date observed | Asking price |
|---|---|
| 4 August 2026 | £20,499 |
| 21 October 2026 | £20,499 |
Price and mileage comparison
Estimated market asking price: £19,436. The asking price is £1,063 above 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 1,700 miles higher than typical for a 2021 BMW 3 Series.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 25 November 2026. 48,309 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.
| Asking price | Mileage |
|---|---|
| £14,000 | 110,887 miles |
| £14,000 | 93,863 miles |
| £14,335 | 88,796 miles |
| £14,995 | 87,565 miles |
| £15,195 | 93,000 miles |
These cars have covered 3,973–110,887 miles, compared with 56,280 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.