
BMW 3 Series
2020 320d M Sport Auto
SWS Car Sales Ltd·3.8 (119)· Cobham
4 used BMW 3 Series listings from approved UK dealers. Finance estimates, ULEZ status, and vehicle history shown on every card.
How many used BMW 3 Series are for sale?
Motoring.Today lists 4 used BMW 3 Series for sale from approved UK dealers, starting from £10,995. Every listing includes a representative monthly finance figure, ULEZ status, and MOT history.
What usually fails the MOT on a used BMW 3 Series?
As of 28 July 2026, across 10 used BMW 3 Series cars in stock with DVSA MOT history, the most common failure areas were brakes, other and suspension. Brakes alone accounted for 46% of the 13 recorded defects. 5 were logged as dangerous.Source: DVSA MOT test history via Motoring.Today — 10 vehicles · Updated 28 July 2026
How much is a used BMW 3 Series worth?
As of 28 July 2026, used BMW 3 Series asking prices on Motoring.Today ranged from £10,995 to £17,850, with a median of £15,299 across 5 cars in stock — live dealer asking prices, not a stale guide figure.Source: Motoring.Today live stock — 5 BMW 3 Series listings · Updated 28 July 2026
With 5 BMW 3 Series models currently available on Motoring.Today, you will find cars priced between £10995 and £17850. Representative finance for this popular executive car starts from as little as £248 per month, based on a 60-month Hire Purchase agreement with a 0% deposit and 13% APR. The 3 Series is offered in both Saloon and Estate body styles, catering to a range of needs from family motoring to business use. Our current stock includes both diesel and petrol variants, with model years ranging from 2017 to 2020. This makes the 3 Series a good choice for those seeking a premium badge with a blend of performance, practicality, and efficiency. While generally considered a reliable vehicle, it is commonly reported that some BMW 3 Series models can experience issues with their electrical systems as they age, so this is worth checking as part of any pre-purchase inspection. Regarding ULEZ compliance, you can check the specific ULEZ status of each car on its individual listing page. Generally, petrol cars from around 2006 (Euro 4) and diesel cars from September 2015 (Euro 6) onwards typically meet ULEZ emission standards. You can easily filter our stock by your preferred monthly budget or cash price using the tools on this page.
BMW 3 Series insurance group
18–49 of 50

2020 320d M Sport Auto
SWS Car Sales Ltd·3.8 (119)· Cobham

2017 320d Edition+ Auto
AB Dealers·4.6 (196)· Feltham

2017 318d M Sport Auto
Maybury Car Sales·4.7 (9)· Edinburgh

2019 320d Xdrive M Sport Auto
Oaktree Motor Company·4.7 (193)· Torfaen
Reliability is from real DVSA MOT pass rates; running costs, insurance, safety and practicality from manufacturer specs (MPG/CO₂, insurance group, Euro NCAP, dimensions). Overall is a fixed weighted blend (family 17% · safety 18% · insurance 15% · reliability 25% · running cost 25%), from a sample of 411,548. A guide, not a guarantee.
46th percentile
On average, about 46% of comparable BMW 3 Series listings across the local market are cheaper, and the rest cost more. Typical market price for a comparable BMW 3 Series: £16,846.
Based on 4 of our current listings
33 days
Comparable BMW 3 Series listings typically take around 33 days to sell, based on local sold-car data.
Based on 4 of our current listings
69,511 miles
Across our current BMW 3 Series stock, mileage ranges from 23,817 to 103,156 miles (median 75,536).
Across 4 of our current listings
Price and days-to-sell figures are averaged across our own live BMW 3 Series listings, each checked against MarketCheck UK's wider market data (refreshed every 24 hours). Mileage is from our current stock directly. Shown only where we have enough listings to be representative — a guide, not a valuation.
Trim-level specifications for the BMW 3-Series (Petrol, Diesel, Petrol/Electric Hybrid), across 800 recorded variants.
The BMW 3-Series Touring (05-12) was tested by Euro NCAP in and received the following safety ratings:
| Trim | Fuel | Power | MPG | CO₂ | Ins. |
|---|---|---|---|---|---|
| M3 xDrive 530 Competition M 4dr Step AutoAutomatic | Petrol | 522 bhp | 27.7 - 28 mpg | 228 | 42 |
| M3 CS 4dr Step AutoAutomatic | Petrol | 543 bhp | 27.4 - 27.7 mpg | 230 | 49 |
| 320d MHT M Sport 5dr Step Auto [Tech Pack]Automatic | Diesel | 187 bhp | 51.4 - 54.3 mpg | 135 | 31 |
| M3 xDrive Comp M 4dr Step Auto [M Pro/M Carbon]Automatic | Petrol | 502 bhp | 28 - 28.2 mpg | 229 | 42 |
| 320d xDrive MHT SE Pro 4dr Step AutoAutomatic | Diesel | 187 bhp | 55.4 - 57.6 mpg | 130 | 30 |
| M3 Competition 4dr Step AutoAutomatic | Petrol | 502 bhp | 28.8 mpg | 223 | 41 |
| M340i xDrive MHT 5dr Step AutoAutomatic | Petrol | 368 bhp | 34.9 - 35.3 mpg | 182 | 40 |
| M340d xDrive Sport Automatic 4dAutomatic | Diesel | 335 bhp | 45.6 - 46.3 mpg | 159 | 42 |
| M340d xDrive Sport Automatic 5dAutomatic | Diesel | 335 bhp | 44.1 - 44.8 mpg | 165 | 42 |
| 330d MHT M Sport 4dr Step Auto [Tech Pack]Automatic | Diesel | 281 bhp | 53.3 - 56.5 mpg | 131 | 40 |
| 330d xDrive MHT M Sport 4dr Step Auto [Pro Pack]Automatic | Diesel | 281 bhp | 50.4 - 53.3 mpg | 140 | 40 |
| 330d MHT M Sport Pro Ed 4dr Step Auto [Tech Pk]Automatic | Diesel | 281 bhp | 53.3 - 54.3 mpg | 136 | 41 |
Manufacturer specifications aggregated across recorded trims; individual cars vary by options and age. Figures are a guide — confirm exact spec with the seller.