2020 Mercedes-Benz B Class 1.3 B180 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: B Class
• Trim: AMG Line Premium Plus
• Version: 1.3 B180 AMG Line Premium Plus DCT FWD Euro 6 (s/s) 5dr 2) 7G (134 bhp)
• Year: 2020
• Mileage: 40,439 miles
• Fuel: Petrol
• Body: MPV, 5 doors, 5 seats
• Engine: 1.3 litres, 134 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz B Class AMG Line Premium Plus has covered 40,439 miles, around 2,100 more miles than is typical for its age. The AskCar estimate for this car is £15,271. It is priced at £15,795, which is £524 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 756 Mercedes-Benz B Class cars across different ages and specifications. It first appeared in our advert records 18 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £524 (3%) over the AskCar estimate of £15,271.

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 756 priced Mercedes-Benz B Class adverts across different ages and specifications, as of 8 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 8 November 2026.

Time on sale

This 2020 Mercedes-Benz B Class has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 21 October 2026 at £15,795. 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 8 November 2026: valid until 1 May 2027.

It has had 5 MOTs. The latest, on 2 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 36,010 miles, which matches the advertised 40,439 miles.

Advertised mileage is about 2,100 miles higher than the median mileage of a 2020 Mercedes-Benz B Class on AskCar.

Similar cars

4 other 2020 Mercedes-Benz B Class AMG Line Premium Plus 1.3 petrol automatic MPVs are for sale at UK dealers, from £14,998 to £16,299, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, white. Mileage: 38,073 miles. Price: £16,250, £455 more than this car. Dealer: Sytner Group Mercedes-Benz of Loughton in Loughton. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-ab98797ff029
• 2020 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, black. Mileage: 33,500 miles. Price: £16,299, £504 more than this car. Dealer: Anycolourcar.com in Barnsley. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-3a6c90bbab1c
• 2020 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, silver. Mileage: 48,741 miles. Price: £14,998, £797 less than this car. Dealer: Arnold Clark Liverpool Renault Dacia Alpine Kia Vanstore in Liverpool. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-7843195ca754