2020 BMW 6 Series

Price: £12,295. Good value: £3,446 (21%) under the AskCar estimate of £15,741, our expected asking price for this car from its model, age, mileage and specification, drawing on 165 priced BMW 6 Series adverts on AskCar as of 7 November 2026.

AskCar lists 184 used BMW 6 Series from 156 UK dealerships, as of 7 November 2026.

Overview

  • Make: BMW
  • Model: 6 Series
  • Year: 2020
  • Mileage: 84,272 miles
  • Body: Coupe
  • Colour: Black

About this car

This 2020 BMW 6 Series has covered 84,272 miles. The dealer is asking £12,295, which is £3,446 below the AskCar estimate of £15,741. To work out the AskCar estimate, we analyse UK dealer adverts for 165 BMW 6 Series cars across different ages and specifications. The asking price is now £305 lower than when we first recorded the advert 148 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Rallysport Automotive in Colchester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Good value: £3,446 (21%) under the AskCar estimate of £15,741.

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 165 priced BMW 6 Series adverts across different ages and specifications, as of 7 November 2026.

Time on sale

This 2020 BMW 6 Series has been on sale for at least 148 days.

Price history

AskCar first saw this advert on 12 June 2026 at £12,600. Its asking price is now £12,295, £305 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

  • 10 July 2026: £12,600
  • 13 August 2026: £12,575
  • 28 August 2026: £12,545
  • 16 September 2026: £12,495
  • 4 October 2026: £12,445
  • 15 October 2026: £12,345
  • 7 November 2026: £12,295

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 11 February 2027.

It has had 2 MOTs. The latest, on 30 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 80,269 miles, which matches the advertised 84,272 miles.

Browse all BMW 6 Series cars for sale · 2020 BMW 6 Series price guide

More like this

Photos

59 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.