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: 45,955 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 133 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 45,955 miles, this 2021 Mercedes-Benz A Class AMG Line has covered about 4,500 more miles than other 2021 Mercedes-Benz A Class cars. Priced at £16,900, it is advertised £919 above the AskCar estimate of £15,981. The AskCar estimate uses 6,765 UK dealer adverts for the Mercedes-Benz A Class, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 17 days. Its advertised mileage matches the government's MOT record. The seller is Sytner Select Northampton, based in Northampton. 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: £919 (5%) over the AskCar estimate of £15,981.

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 17 days.

Price history

AskCar first saw this advert on 20 October 2026 at £16,900. 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 12 May 2027.

It failed its MOT on 16 April 2026 (nearside front inner tyre has a cut in excess of the requirements deep enough to reach the ply or cords edge) and passed later the same day.

Advisories at the latest test: offside front outer tyre slightly damaged/cracking or perishing sidewall slight damaged.

Mileage at that test: 40,672 miles, which matches the advertised 45,955 miles.

Advertised mileage is about 4,500 miles higher 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, red. Mileage: 45,523 miles. Price: £17,089, £189 more than this car. Dealer: cinch in Preston. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-bcfc04a6c7fb
• 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, silver. Mileage: 45,123 miles. Price: £16,999, £99 more than this car. Dealer: Total Vehicle Solutions in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-f72f8093dfc0
• 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, black. Mileage: 47,728 miles. Price: £16,099, £801 less than this car. Dealer: Prestige Car Supermarket in York. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-062e9a3022a4

• The nearest: 2021 Mercedes-Benz A Class AMG Line, 2.0 diesel hatchback, grey, 11 miles from this car. Mileage: 37,484 miles. Price: £15,845, £1,055 less than this car. Dealer: Carsa Towcester in Towcester. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2021-f8434f9f057b