2021 Mercedes-Benz B Class 1.3 B200 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: B Class
• Trim: AMG Line Premium Plus
• Version: 1.3 B200 AMG Line Premium Plus DCT FWD Euro 6 (s/s) 5dr 2) 7G (161 bhp)
• Year: 2021
• Mileage: 16,861 miles
• Fuel: Petrol
• Body: MPV, 5 doors, 5 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 16,861 miles on the clock, this 2021 Mercedes-Benz B Class AMG Line Premium Plus has done roughly 19,200 fewer miles than a typical 2021 Mercedes-Benz B Class. Its asking price of £17,990 is £695 below the AskCar estimate of £18,685. The AskCar estimate draws on 770 Mercedes-Benz B Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 44 days ago, the asking price has dropped by £1,000. Its advertised mileage matches the government's MOT record. The seller is Riverside Volvo Doncaster, based in Doncaster. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £695 (3%) under the AskCar estimate of £18,685.

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 770 priced Mercedes-Benz B Class adverts across different ages and specifications, as of 6 November 2026.

A 2021 Mercedes-Benz B Class with the 1.3 petrol engine is typically advertised at £16,900: the median of the 37 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 Mercedes-Benz B Class has been on sale for at least 44 days.

Price history

AskCar first saw this advert on 23 September 2026 at £18,990. Its asking price is now £17,990, £1,000 less. The latest price cut was seen on 15 October 2026.

Price changes recorded:

• 23 September 2026: £18,990
• 25 September 2026: £18,790
• 4 October 2026: £18,490
• 8 October 2026: £18,390
• 15 October 2026: £17,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 10 March 2027.

It has had 4 MOTs. The latest, on 16 February 2026, passed.

Advisories at the latest test: nearside rear tyre slightly damaged/cracking or perishing; offside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 13,593 miles, which matches the advertised 16,861 miles.

Advertised mileage is about 19,200 miles lower than the median mileage of a 2021 Mercedes-Benz B Class on AskCar.

Similar cars

4 other 2021 Mercedes-Benz B Class AMG Line Premium Plus 1.3 petrol automatic MPVs are for sale at UK dealers, from £16,828 to £21,000, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, blue. Mileage: 14,925 miles. Price: £21,000, £3,010 more than this car. Dealer: Sytner Group Mercedes-Benz of Cheltenham & Gloucester in Cheltenham. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2021-927f6b03e1f0
• 2021 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, white. Mileage: 14,352 miles. Price: £18,499, £509 more than this car. Dealer: Available Car Supermarket - Sutton-In-Ashfield in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2021-31fd3763b45b
• 2021 Mercedes-Benz B Class AMG Line Premium Plus, 1.3 petrol MPV, white. Mileage: 28,903 miles. Price: £18,500, £510 more than this car. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2021-7109b4442833