BMW M6 Valuation: 29 used car listings analysed

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How much does the BMW M6 depreciate?

Used BMW M6

A used BMW M6 (2005) model gains about £17 per month in value.


Factors that affect the appreciation of a BMW M6:
- Mileage
- Age of the vehicle
- Number of previous owners
- Accidents or damage history
- Trim level, equipment, and options


Appreciation is an important part of calculating the total value of owning a BMW M6. In addition to the monthly appreciation of £17, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly value.

How much does a used BMW M6 cost? Prices, ratings and depreciation by model year

How much does a used BMW M6 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2015 BMW M6

£18,224 - £28,795£23,84458,200 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

Comparison of BMW M6 variants and prices

Below you can compare prices and depreciation for the 2 most popular BMW M6 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of BMW M6 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

BMW M6 Comfort Edition

£22,236 - £33,490£26,51556,800 miles-< 10
💰 The budget choice

BMW M6 Performance

£14,979 - £28,745£21,46861,500 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

Which variant should you choose?

💰 The budget choice

The Performance is the cheapest entry point with an average price of £21,468.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most Comfort Edition for sale right now (6), which gives you the most options to choose from.

Accuracy will improve as more cars from this variant become available

BMW M6 (model year 2005) - Price development for the last 11 months and price projection for the next 6 months (December 2025 - April 2027)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - December
£18,820
£17,140£20,480
Estimate
2026 - January
£18,740↘
£16,820£20,660
Estimate
2026 - February
£19,260↗
£17,560£20,940
Estimate
2026 - March
£19,760↗
£18,300£21,240
Estimate
2026 - April
£18,600↘
£16,180£21,020
Estimate
2026 - May
£19,260↗
£17,900£20,620
Estimate
2026 - June
£19,820↗
£18,300£21,340
Estimate
2026 - July
£19,540↘
£18,200£20,860
Estimate
2026 - August
£19,180↘
£17,740£20,600
Estimate
2026 - September
£19,040↘
£17,600£20,480
Estimate
2026 - October
£19,020↘
£17,500£20,540
Estimate
2026 - November
£18,960↘
--
Forecast
2026 - December
£18,920↘
--
Forecast
2027 - January
£18,880↘
--
Forecast
2027 - February
£18,820↘
--
Forecast
2027 - March
£18,780↘
--
Forecast
2027 - April
£18,720↘
--
Forecast

All estimates and forecasts are based on actual market data

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

£200

Next 6 months

-£300

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Price checked by AutoUncle

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Good price

Fair price

A bit pricey

Expensive

Thinking about buying a used BMW M6?

Are you thinking of buying a used sports car? Then the BMW M6 is a good choice. AutoUncle has 52 used BMW M6s for sale in UK sourced from different dealership websites and online marketplaces.

What is the used car price of the BMW M6?

The pricing range for a used BMW M6 model at AutoUncle will start at £17,495 and go up to £33,950.

The used car price of an BMW M6 is determined by a number of factors, the most important of which are what year the car is from, engine size and performance, fuel efficiency, how far the car has already travelled together with equipment.

For instance, a car that is newer and has fewer miles on the clock will typically command a higher price. In the same vein, models at the higher end, replete with luxurious features or more robust engines, generally come with a more substantial price tag than a car from an older model year, with higher mileage and no optional extras.

What equipment options does the BMW M6 have?

When evaluating the costs of pre-owned BMW M6, it is important only comparing the sale prices of cars with a similar engine and equipment variant. Otherwise, you might come to a wrong decision on which car to purchase.

What are the fuel options for the BMW M6?

The predominant fuel variant for the BMW M6 is petrol.

BMW M6 fuel options:

  • BMW M6 petrol: 51 cars currently available with an average price of £24,755
  • BMW M6 diesel: 1 car currently available with an average price of £21,995

It's highly recommended to reflect on your driving patterns before making a decision on the fuel type. On average, how many miles do you travel in a week? Do you frequently make short journeys or are your trips generally long?

For short journeys, electric cars, plug-in hybrids or petrol cars are obvious choices. 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. Despite the rise of electric cars, diesel can still be useful for long journeys and lack of charging options. Remember that diesel engines with high emissions are prohibited from entering cities in various countries.

Will the BMW M6 come in different body types?

The BMW M6 is available in both coupe and cabriolet body styles, with the coupe being the more popular choice. A coupe is a type of body design that prioritises style and sporty driving. The chassis is typically tighter and stronger than that of a sedan or SUV. This type of car is mostly for people without kids and who tend to travel light. Coupes are typically more expensive to buy than their equivalent sedan or hatchback sister models.

Price statistics for AutoUncle's selection of BMW M6 body types

Are there any other cars similar to BMW M6?

There exist some similar cars to the BMW M6.

Popular alternatives to the BMW M6

  • BMW 420
  • Audi TT
  • Mazda MX5

The BMW 420 is a great alternative to the BMW M6. 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. Another good choice for an alternative car is the Mazda MX5 with 556 cars for sale for the average price of £15,000.

Investigating greener options in place of the BMW M6?

When considering an electric vehicle in the same category as the BMW M6, here are some alternatives you might consider:

Still no luck finding your preferred electric car? Review our entire selection of electric cars here.

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