BMW 3 Series insurance group
18–49 of 50
Fuel cost at today's prices (updated weekly)
Typical BMW 3 Series running cost for a private driver at 8,000 miles/year. Based on 63 mpg official combined, adjusted ~12% for real-world driving, at today's average pump price of 179.19p/litre diesel (updated 3 Aug 2026).
Pump prices: DESNZ weekly road fuel prices; electricity: DESNZ Quarterly Energy Prices — both Open Government Licence v3.0, updated weekly/quarterly. An estimate for comparison, not a guaranteed cost; your economy, mileage and tariff will vary.
Official MPG, CO₂ & insurance by trim
Trim-level specifications for the BMW 3-Series (Diesel, Petrol, Petrol/Electric Hybrid), across 800 recorded variants.
- 102–543 bhp
- Power
- 3.3s
- 0–60 mph (fastest)
- 210 mph
- Top speed
- 1,499–3,999 cc
- Engine
- 22–68 mpg
- Fuel economy
- 44–297 g/km
- CO₂
- £600
- Road tax (VED)
- 18–49 of 50
- Insurance group
- 4,633 mm
- Length
- 2,031 mm
- Width
- 1,434 mm
- Height
- 2,810 mm
- Wheelbase
- 1,528 kg
- Weight
- 5
- Seats
- 4
- Doors
- 5★
- Adult
- 4★
- Child
- 1★
- Pedestrian
The BMW 3-Series M3 (07-13) 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 Auto [Ult Pk]Automatic | Petrol | 522 bhp | 27.7 - 28 mpg | 228 | 42 |
| M3 CS 4dr Step AutoAutomatic | Petrol | 543 bhp | 27.4 - 27.7 mpg | 230 | 49 |
| M3 xDrive Comp M 4dr Step Auto [Ultimate/M Pro Pk]Automatic | Petrol | 502 bhp | 28 - 28.2 mpg | 229 | 42 |
| 320i SE Pro 4dr Step AutoAutomatic | Petrol | 181 bhp | 42.8 - 44.1 mpg | 145 | 28 |
| 318i SE Pro 4dr Step AutoAutomatic | Petrol | 153 bhp | 43.5 - 44.1 mpg | 144 | 24 |
| M3 Competition 4dr Step Auto [Ultimate Pack]Automatic | Petrol | 502 bhp | 28.8 mpg | 223 | 41 |
| M340i xDrive MHT 4dr Step AutoAutomatic | Petrol | 368 bhp | 35.8 - 36.7 mpg | 176 | 39 |
| 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 Sport 4dr Step AutoAutomatic | Diesel | 281 bhp | 53.3 - 56.5 mpg | 131 | 40 |
| 330d xDrive MHT Sport 4dr Step AutoAutomatic | 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.
Annual VED (road tax) bands
| CO₂ band | Annual VED | Share of stock |
|---|---|---|
| Standard rate | £200 | 80% |
| F | £225 | 20% |
Indicative standard-rate VED. Cars over £40k list price pay an additional supplement for years 2–6.
Fuel mix in stock
Frequently asked questions
- How much does it cost to run a used BMW 3 Series?
- Running costs for a BMW 3 Series typically include fuel or energy, insurance premiums, annual road tax, and regular servicing. Depreciation, the reduction in value over time, is also a significant factor. You can buy a used BMW 3 Series for cash from £10,995, or from £248 per month through finance.
- Is a used BMW 3 Series expensive to maintain?
- Maintenance costs for a used BMW 3 Series can vary. Generally, older vehicles and those with higher mileage tend to incur greater servicing and repair expenses. It's always advisable to consider a vehicle’s full service history.
- How many used BMW 3 Series cars are currently for sale?
- There are currently 6 used BMW 3 Series cars for sale, ranging from model years 2017 to 2020.