2020 Mercedes-Benz A Class 2.0 A45 AMG S Plus

Overview

• Make: Mercedes-Benz
• Model: A Class
• Trim: AMG S Plus
• Version: 2.0 A45 AMG S Plus DCT 4WD Euro 6 (s/s) 5dr 8G (415 bhp)
• Year: 2020
• Mileage: 23,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 415 bhp
• Gearbox: Automatic (DCT)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 206 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 23,000 miles, this 2020 Mercedes-Benz A Class AMG S Plus has covered about 25,400 fewer miles than other 2020 Mercedes-Benz A Class cars. The dealer is asking £35,995, which is £146 below the AskCar estimate of £36,141. To work out the AskCar estimate, we analyse UK dealer adverts for 6,679 Mercedes-Benz A Class cars across different ages and specifications. We have tracked this advert for 44 days. Its advertised mileage matches the government's MOT record. The seller is AH Specialist Cars, based in Watford. 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: £146 (under 1%) under the AskCar estimate of £36,141.

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 6,679 priced Mercedes-Benz A Class adverts across different ages and specifications, as of 8 November 2026.

A 2020 Mercedes-Benz A Class with the 2.0 petrol engine is typically advertised at £19,300: the median of the 150 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 Mercedes-Benz A Class has been on sale for at least 44 days.

Price history

AskCar first saw this advert on 25 September 2026 at £35,995. 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 24 March 2027.

It has had 4 MOTs. The latest, on 2 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 21,451 miles, which matches the advertised 23,000 miles.

Advertised mileage is about 25,400 miles lower than the median mileage of a 2020 Mercedes-Benz A Class on AskCar.

Similar cars

8 other 2020 Mercedes-Benz A Class AMG S Plus 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £30,995 to £37,487, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz A Class AMG S Plus, 2.0 petrol hatchback, black. Mileage: 17,383 miles. Price: £37,487, £1,492 more than this car. Dealer: My Next Car in Sandy. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2020-7849ae258c92
• 2020 Mercedes-Benz A Class AMG S Plus, 2.0 petrol hatchback, white. Mileage: 31,502 miles. Price: £33,832, £2,163 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2020-bc45a1f44813
• 2020 Mercedes-Benz A Class AMG S Plus, 2.0 petrol hatchback, white. Mileage: 36,100 miles. Price: £33,995, £2,000 less than this car. Dealer: Evolve Motor Company in Newport. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2020-5d8e344ad642

• The nearest: 2020 Mercedes-Benz A Class AMG S Plus, 2.0 petrol hatchback, white, 23 miles from this car. Mileage: 55,000 miles. Price: £30,995, £5,000 less than this car. Dealer: Goldheart Automotive in West End. AskCar page: https://askcar.co.uk/car/mercedes-benz-a-class-2020-d64d8d9b2ad5