2021 Mercedes-Benz A Class 2.0 AMG Line

Overview

• Make: Mercedes-Benz
• Model: A Class
• Trim: AMG Line
• Version: 2.0 AMG Line Auto FWD Euro 6 5dr
• Year: 2021
• Mileage: 26,450 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Black
• CO2: 133 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 26,450 miles, this 2021 Mercedes-Benz A Class AMG Line has covered about 15,000 fewer miles than other 2021 Mercedes-Benz A Class cars. The dealer is asking £18,741, which is £1,167 above the AskCar estimate of £17,574. To work out the AskCar estimate, we analyse UK dealer adverts for 6,765 Mercedes-Benz A Class cars across different ages and specifications. We have tracked this advert for 19 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Baylis Gloucester, based in Gloucester. 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: £1,167 (6%) over the AskCar estimate of £17,574.

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 6,765 priced Mercedes-Benz A Class adverts across different ages and specifications, as of 6 November 2026.

A 2021 Mercedes-Benz A Class with the 2.0 diesel engine is typically advertised at £17,800: the median of the 274 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 Mercedes-Benz A Class has been on sale for at least 19 days.

Price history

AskCar first saw this advert on 18 October 2026 at £18,741. 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 6 November 2026: valid until 4 January 2027.

It has had 3 MOTs. The latest, on 19 December 2025, passed.

Advisories at the latest test: nearside front track rod end ball joint has slight play; offside front track rod end ball joint has slight play.

Mileage at that test: 21,126 miles, which matches the advertised 26,450 miles.

Advertised mileage is about 15,000 miles lower than the median mileage of a 2021 Mercedes-Benz A Class on AskCar.

Similar cars

39 other 2021 Mercedes-Benz A Class AMG Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £12,500 to £19,795, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, black. Mileage: 26,838 miles. Price: £17,475, £1,266 less than this car. Dealer: Romiley Car Sales in Stockport. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-ae37aa2b0389
• 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, silver. Mileage: 25,177 miles. Price: £17,990, £751 less than this car. Dealer: Savannah in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-8599e3d47fe7
• 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, black. Mileage: 30,321 miles. Price: £17,998, £743 less than this car. Dealer: Arnold Clark Dundee Vauxhall / Fiat / Abarth in Dundee. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-3de2740fb526

• The nearest: 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, black, 56 miles from this car. Mileage: 10,000 miles. Price: £14,495, £4,246 less than this car. Dealer: National Car Hub in Walsall. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-43f79e79fee5