Fair price
BMW 4 Series
2018 420i Gran Coupe M Sport Auto
PetrolAutomatic89,974 mi2018
£200/yr
£294/mo
£12,777
cash
CG Motorland·4.5 (202)· Leicester
BMW 4 Series insurance group
23–50 of 50
Fair price
BMW 4 Series
2017 430i M Sport Gran Coupe
PetrolAutomatic70,021 mi2017
£200/yr
£339/mo
£14,590
cash
Ezy Access·4.5 (207)· Ruislip
Motoring Today score
How good is the BMW 4 Series?
43/100
Overall
Reliability18
Running costs62
Family & practicality59
Insurance36
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 1,927. A guide, not a guarantee.
Specifications & dimensions
Trim-level specifications for the BMW 4-Series (Petrol, Diesel), across 650 recorded variants.
Performance
- 140–543 bhp
- Power
- 3.3s
- 0–60 mph (fastest)
- 191 mph
- Top speed
- 1,995–2,998 cc
- Engine
Economy & running costs
- 0–70 mpg
- Fuel economy
- 106–232 g/km
- CO₂
- £600
- Road tax (VED)
- 23–50 of 50
- Insurance group
Dimensions & practicality
- 4,638 mm
- Length
- 2,017 mm
- Width
- 1,389 mm
- Height
- 2,810 mm
- Wheelbase
- 1,583 kg
- Weight
- 4
- Seats
- 2
- Doors
Euro NCAP safety
5-star · tested 2019
- 72%
- Safety assist
The BMW 4-Series Gran Coupe was tested by Euro NCAP in 2019 and was awarded a 5 star overall rating. This overall rating is calculated from the following individual ratings:
Automatic · Manual 4 seats New from £29,280
| Trim | Fuel | Power | MPG | CO₂ | Ins. |
|---|---|---|---|---|---|
| M4 CS xDrive 550 2dr Step AutoAutomatic | Petrol | 543 bhp | 27.7 mpg | 232 | 47 |
| M4 xDrive 530 Competition M 2dr Step AutoAutomatic | Petrol | 522 bhp | 27.4 - 27.7 mpg | 232 | 45 |
| M4 CSL 2dr Step AutoAutomatic | Petrol | 543 bhp | 28.2 - 28.5 mpg | 224 | 49 |
| M440d xDrive MHT 2dr Step Auto [M Sport Pro Pack]Automatic | Diesel | 335 bhp | 35.3 - 45.6 mpg | 162 | 45 |
| M4 xDrive Comp M 2dr Step Auto [Ultimate/M Pro Pk]Automatic | Petrol | 502 bhp | 27.7 mpg | 232 | 46 |
| M440i xDrive MHT 5dr Step AutoAutomatic | Petrol | 368 bhp | 32.5 - 34 mpg | 187 | 39 |
| M440d xDrive MHT 2dr Step AutoAutomatic | Diesel | 335 bhp | 47.1 - 47.9 mpg | 154 | 42 |
| 430d MHT M Sport 2dr Step Auto [Pro Pack]Automatic | Diesel | 281 bhp | 50.4 - 52.3 mpg | 141 | 43 |
| 430d xDrive MHT M Sport 2dr Step AutoAutomatic | Diesel | 281 bhp | 50.4 - 52.3 mpg | 140 | 40 |
| 430d MHT M Sport Pro Edition 2dr Step AutoAutomatic | Diesel | 281 bhp | 49.6 - 50.4 mpg | 146 | 44 |
| 430i M Sport Pro Edition 5dr Step AutoAutomatic | Petrol | 241 bhp | 37.7 - 39.8 mpg | 161 | 35 |
| 430i [245] M Sport 2dr Step Auto [Tech/Pro Pack]Automatic | Petrol | 241 bhp | 40.4 - 42.2 mpg | 153 | 34 |
Manufacturer specifications aggregated across recorded trims; individual cars vary by options and age. Figures are a guide — confirm exact spec with the seller.
Frequently asked questions
- How many BMW 4 Series cars are currently for sale on Motoring.Today?
- There are 3 BMW 4 Series models available right now, live count updated 6 July 2026.
- What is the cheapest BMW 4 Series available?
- The most affordable BMW 4 Series is a 2016 model with 74,873 miles, priced at £11,990. Representative finance for this car is £279 per month.
- Is the BMW 4 Series ULEZ compliant?
- All BMW 4 Series models listed on Motoring.Today meet Euro 6 emissions standards, making them ULEZ compliant for all UK clean air zones.
- What finance options are available for a used BMW 4 Series?
- Motoring.Today primarily offers Hire Purchase (HP) agreements for used cars. For the cheapest 4 Series, a representative example is 12.9% APR over 60 months with a £0 deposit. Finance is subject to status.
- What should I check when buying a used BMW 4 Series?
- When buying a used 4 Series, always review the car's service history and any MOT advisories, both of which are available on Motoring.Today listings. Look for any evidence of electrical issues or excessive wear on the suspension, as these can occasionally be areas of concern according to owner reports.