2020 Mercedes-Benz B Class 1.3 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: B Class
• Trim: AMG Line Executive
• Version: 1.3 AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2020
• Mileage: 19,700 miles
• Fuel: Petrol
• Body: MPV, 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 19,700 miles on the clock, this 2020 Mercedes-Benz B Class AMG Line Executive has done roughly 18,500 fewer miles than a typical 2020 Mercedes-Benz B Class. Its asking price of £16,700 is £605 above the AskCar estimate of £16,095. 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 64 days ago, the asking price has dropped by £690. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone Mercedes-Benz of Lakeside, based in West Thurrock. 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: £605 (3%) over the AskCar estimate of £16,095.

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 1.3 petrol engine is typically advertised at £15,000: the median of the 32 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 64 days.

Price history

AskCar first saw this advert on 4 September 2026 at £17,390. Its asking price is now £16,700, £690 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 4 September 2026: £17,390
• 15 September 2026: £17,299
• 25 September 2026: £17,099
• 10 October 2026: £17,190
• 21 October 2026: £16,999
• 24 October 2026: £16,700

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 24 June 2027.

It has had 4 MOTs. The latest, on 25 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 19,372 miles, which matches the advertised 19,700 miles.

Advertised mileage is about 18,500 miles lower than the median mileage of a 2020 Mercedes-Benz B Class on AskCar.

Similar cars

8 other 2020 Mercedes-Benz B Class AMG Line Executive 1.3 petrol automatic MPVs are for sale at UK dealers, from £11,950 to £16,998, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz B Class AMG Line Executive, 1.3 petrol MPV, white. Mileage: 19,251 miles. Price: £16,299, £401 less than this car. Dealer: Motorpoint Newport in Newport. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-14a6f4dd5c2a
• 2020 Mercedes-Benz B Class AMG Line Executive, 1.3 petrol MPV, white. Mileage: 22,000 miles. Price: £11,950, £4,750 less than this car. Dealer: Motor Lounge in Radlett. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-cf1f2c3ae311
• 2020 Mercedes-Benz B Class AMG Line Executive, 1.3 petrol MPV, white. Mileage: 25,150 miles. Price: £16,998, £298 more than this car. Dealer: Arnold Clark Mercedes-Benz of Grangemouth in Grangemouth. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-009ce216b99b