2020 Mercedes-Benz B Class 2.0 Sport

Overview

• Make: Mercedes-Benz
• Model: B Class
• Trim: Sport
• Version: 2.0 Sport Auto FWD Euro 6 5dr
• Year: 2020
• Mileage: 67,075 miles
• Fuel: Diesel
• Body: MPV, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Black
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 67,075 miles, this 2020 Mercedes-Benz B Class Sport has covered about 28,900 more miles than other 2020 Mercedes-Benz B Class cars. The dealer is asking £11,687, which is £152 below the AskCar estimate of £11,839. To work out the AskCar estimate, we analyse UK dealer adverts for 763 Mercedes-Benz B Class cars across different ages and specifications. Since we first spotted the advert 86 days ago, the asking price has dropped by £567. We checked its advertised mileage against the government's MOT record, and they match. The seller is SLM Select, based in St. Leonards-on-SEA. 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

Fair price: £152 (1%) under the AskCar estimate of £11,839.

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 763 priced Mercedes-Benz B Class adverts across different ages and specifications, as of 7 November 2026.

A 2020 Mercedes-Benz B Class with the 2.0 diesel engine is typically advertised at £13,700: the median of the 29 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz B Class has been on sale for at least 86 days.

Price history

AskCar first saw this advert on 13 August 2026 at £12,254. Its asking price is now £11,687, £567 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 13 August 2026: £12,254
• 24 September 2026: £11,754
• 20 October 2026: £11,687

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 17 December 2026.

It has had 3 MOTs. The latest, on 5 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 56,403 miles, which matches the advertised 67,075 miles.

Advertised mileage is about 28,900 miles higher than the median mileage of a 2020 Mercedes-Benz B Class on AskCar.

Similar cars

3 other 2020 Mercedes-Benz B Class Sport 2.0 diesel automatic MPVs are for sale at UK dealers, from £11,495 to £13,498, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz B Class Sport, 2.0 diesel MPV, red. Mileage: 76,000 miles. Price: £11,495, £192 less than this car. Dealer: Duman Autos in Livingston. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-0db290acf9fa
• 2020 Mercedes-Benz B Class Sport, 2.0 diesel MPV, silver. Mileage: 48,692 miles. Price: £11,950, £263 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-9e533f12e8aa
• 2020 Mercedes-Benz B Class Sport, 2.0 diesel MPV, red. Mileage: 33,938 miles. Price: £13,498, £1,811 more than this car. Dealer: Arnold Clark Solihull Motorstore in Solihull. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-c42b6739f6d6