Featured deals
Price checked by AutoUncle
Super price
Good price
Fair price
A bit pricey
Expensive
M4 xDrive Competition M 2dr Step
Good price
Buyacar
M4 2dr DCT
Good price
Motors.co.uk
2dr DCT [Competition Pack] - 2018
Good price
Honestjohn
Featured deals
3.0 BiTurbo Competition DCT Euro 6
Super price
Exchange and Mart
M42dr DCT [Competition Pack]
Good price
Motors.co.uk
3.0 BiTurbo DCT Euro 6 (s/s) 2dr
Good price
Exchange and Mart
3.0 BiTurbo GPF Competition
Good price
Exchange and Mart
M4 3.0 Convertible
Good price
Motors.co.uk
- Convertible xDrive 530 Compe
Fair price
Featured deals
3.0 BiTurbo Competition Steptronic
Fair price
Exchange and Mart
M4 xDrive Competition M 2dr Step
Fair price
Honestjohn
M4 2dr DCT
Fair price
Motors.co.uk
3.0 BiTurbo Competition Steptronic
Fair price
Exchange and Mart
M4 xDrive Competition M 2dr Step
Fair price
Buyacar
3.0 BiTurbo Competition DCT Euro 6
Fair price
Motors.co.uk
M4 2dr DCT [Competition Pack]
Fair price
Motors.co.uk
M4 3.0 Convertible Competition
Fair price
Motors.co.uk
3.0 BiTurbo GPF Competition
Fair price
Motors.co.uk
M4 xDrive Competition M 2dr Step
Fair price
Motors.co.uk
Featured deals
M4 xDrive Competition M 2dr Step
Fair price
Motors.co.uk
M4 2dr DCT [Competition Pack]
Fair price
Motors.co.uk
M42dr DCT
Fair price
Motors.co.uk
3.0 BiTurbo Competition Conver
Fair price
Motors.co.uk
Exchange and Mart
Featured deals
Used BMW M4 Cabriolet
Factors that affect the depreciation of a BMW M4 Cabriolet:
- Mileage driven
- Maintenance
- Service history
Depreciation is an important part of calculating the total cost of owning a BMW M4 Cabriolet. In addition to the monthly depreciation of £348, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.
Model year | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
2026 BMW M4 Cabriolet | £61,948 - £90,693 | £82,725 | 0 miles | +£5,100 | < 10 |
2025 BMW M4 Cabriolet | £66,480 - £96,667 | £73,758 | 4,600 miles | -£11,180 | < 10 |
2024 BMW M4 Cabriolet | £59,911 - £77,499 | £65,218 | 6,900 miles | -£4,180 | < 10 |
2023 BMW M4 Cabriolet | £50,880 - £84,985 | £59,820 | 13,600 miles | -£5,140 | < 10 |
2022 BMW M4 Cabriolet | £49,595 - £58,499 | £53,448 | 21,000 miles | - | < 10 |
2018 BMW M4 Cabriolet | £27,948 - £29,990 | £28,914 | 39,700 miles | +£400 | < 10 |
2019 BMW M4 Cabriolet | £21,750 - £33,950 | £28,282 | 42,800 miles | +£720 | < 10 |
2017 BMW M4 Cabriolet | £22,995 - £25,950 | £24,478 | 63,000 miles | - | < 10 |
2016 BMW M4 Cabriolet | £19,995 - £28,475 | £24,394 | 41,500 miles | -£80 | < 10 |
2015 BMW M4 Cabriolet | £13,890 - £22,995 | £19,846 | 79,000 miles | - | < 10 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
Last updated: 10 April 2026
Variant | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
🏆 The most popular BMW M4 Cabriolet Competition Edition | £22,995 - £87,985 | £54,090 | 16,200 miles | +£4,860 | 54 |
💰 The budget choice BMW M4 Cabriolet Comfort Edition | £13,890 - £25,995 | £21,616 | 60,400 miles | -£800 | < 10 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
Last updated: 10 April 2026
The Comfort Edition is the cheapest entry point with an average price of £21,616.
Accuracy will improve as more cars from this variant become available
There are the most Competition Edition for sale right now (54), which gives you the most options to choose from.
The Competition Edition has held its price stable with minimal loss in value over the past year (+£4,860).
Month | Average market price | Lowest market price | Highest market price | Calculation method |
|---|---|---|---|---|
| 2025 - May | £70,320 | £58,340 | £82,320 | Estimate |
| 2025 - June | £77,980↗ | £69,360 | £86,600 | Estimate |
| 2025 - July | £69,100↘ | £58,280 | £79,920 | Estimate |
| 2025 - August | £63,040↘ | £58,160 | £67,920 | Estimate |
| 2025 - September | £61,960↘ | £55,280 | £68,620 | Estimate |
| 2025 - October | £63,800↗ | £59,480 | £68,140 | Estimate |
| 2025 - November | £64,280↗ | £59,960 | £68,600 | Estimate |
| 2025 - December | £64,740↗ | £60,420 | £69,060 | Estimate |
| 2026 - January | £65,200↗ | £60,880 | £69,540 | Estimate |
| 2026 - February | £65,660↗ | £61,340 | £70,000 | Estimate |
| 2026 - March | £66,140↗ | £61,800 | £70,460 | Estimate |
| 2026 - May | £67,060↗ | - | - | Forecast |
| 2026 - June | £67,520↗ | - | - | Forecast |
| 2026 - July | £68,000↗ | - | - | Forecast |
| 2026 - August | £68,460↗ | - | - | Forecast |
| 2026 - September | £68,920↗ | - | - | Forecast |
All estimates and forecasts are based on actual market data
Last updated: 10 April 2026
Average Monthly Depreciation
A summary of the past 12 and an estimation of the next 6 months.
Past 12 months
-£4,180
Next 6 months
£2,780
Price checked by AutoUncle
Super price
Good price
Fair price
A bit pricey
Expensive
Are you interested in buying a used sports car? The BMW M4 Cabriolet is a solid choice. AutoUncle has 84 used BMW M4 Cabriolets for sale in UK, each one collected from an online marketplace or dealership website.
A used BMW M4 Cabriolet costs between £20,491 for the cheapest variant and £87,995 for the most expensive model.
The used car price for a BMW M4 Cabriolet varies according to five primary factors: year of production, engine capacity and power, fuel economy, how much the car's odometer reads as well as equipment level.
For example, a younger car with fewer miles on the odometer typically costs more. Likewise, models at the premium end with luxurious features or potent engines tend to come with a more substantial price tag than, for example, an older model with more kilometres driven or with a lower equipment level.
When reviewing the price points of used BMW M4 Cabriolet cars, it is crucial only comparing the deals of cars with a similar engine and trim level. If you don't, you may end up reaching a wrong conclusion on which car to buy.
Petrol is the singular fuel variant for the BMW M4 Cabriolet. We currently offer eighty-four cars at an average price of £45,327.
We urge you to take your driving habits into account before settling on a specific fuel type. On a regular week, how far do you drive? Do you engage in many brief trips, or are your drives generally longer in distance?
If you mostly drive short trips, electric cars, plug-in hybrids or petrol cars may be relevant. If you have a daily commute over longer distances, a modern electric car can be a great choice - especially if you have access to charging at home or at work. In a few cases with long journeys and limited charging infrastructure, diesel can be a practical solution. Keep in mind that diesel engines with high emissions have been banned from entering cities in a range of countries.
The BMW M4 Cabriolet only comes in the cabriolet body type in the UK. Cabrios and convertibles elevate the driving experience, offering an open-air thrill. Nowadays, many cabrios are suitable for year-round driving due to their high-quality hoods and weatherproofing. However, it's worth noting that convertibles tend to be heavier than standard cars. The absence of a roof often necessitates additional reinforcement to the undercarriage to bolster the chassis.
There are several possible competitors to the BMW M4 Cabriolet.
Recommended alternatives to the BMW M4 Cabriolet
The BMW 420 is a strong alternative to the BMW M4 Cabriolet. Currently there are 1,491 BMW 420 for sale in the UK with an average sales price of £18,198.
The Audi TT is another popular pick, with 949 cars currently for sale and an average price of £13,199. Ranked third, the Mazda MX5 is also a good alternative to the BMW M4 Cabriolet, and you'll find 556 used Mazda MX5 cars for an average price of £15,000 on AutoUncle.
Not fixed on the BMW M4 Cabriolet? Here are some electric options in the same segment::
Still on the hunt for the right electric car? Explore our entire assortment of electric cars here.