2015 BMW 6 Series 3.0
Price: £15,995. Fair price: £16 (under 1%) under the AskCar estimate of £16,011, our expected asking price for this car from its model, age, mileage and specification, drawing on 161 priced BMW 6 Series adverts on AskCar as of 5 November 2026.
AskCar lists 181 used BMW 6 Series from 154 UK dealerships, as of 5 November 2026.
Overview
- Make: BMW
- Model: 6 Series
- Version: 3.0 Auto RWD 4dr (309 bhp)
- Year: 2015
- Mileage: 31,700 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 3.0 litres, 309 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Grey
- CO2: 148 g/km
About this car
The advertised mileage for this 2015 BMW 6 Series is 31,700 miles. Priced at £15,995, it is advertised £16 below the AskCar estimate of £16,011. To work out the AskCar estimate, we analyse UK dealer adverts for 161 BMW 6 Series cars across different ages and specifications. We first recorded this car for sale 33 days ago. The advertised mileage is lower than the latest MOT reading of 38,303 miles. Ask the dealer to explain. Its MOT is recorded as valid until 22 January 2027. The seller is Southern Prestige Cars, based in Crawley. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £16 (under 1%) under the AskCar estimate of £16,011.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 161 priced BMW 6 Series adverts across different ages and specifications, as of 5 November 2026.
A 2015 BMW 6 Series with the 3.0 diesel engine is typically advertised at £13,000: the median of the 15 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2015 BMW 6 Series has been on sale for at least 33 days.
Price history
AskCar first saw this advert on 3 October 2026 at £15,995. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 22 January 2027.
It has had 10 MOTs. The latest, on 7 January 2026, passed.
Advisories at the latest test: nearside rear brake pad(s) wearing thin; offside rear brake pad(s) wearing thin.
Mileage at that test: 38,303 miles. The advert says 31,700 miles, fewer than the MOT record, so ask the dealer which is right.
Advertised mileage is about 43,800 miles lower than the median mileage of a 2015 BMW 6 Series on AskCar.
Browse all BMW 6 Series cars for sale · 2015 BMW 6 Series price guide
More like this
- Used BMW 6 Series for sale under £20,000
- Used diesel BMW 6 Series for sale
- Used BMW 6 Series for sale near Crawley
Photos
24 photos of this car are on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.