2021 Mercedes-Benz GLA 2.0 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Executive
• Version: 2.0 AMG Line Executive DCT Euro 6 (s/s) 5dr 8G
• Year: 2021
• Mileage: 53,439 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic (DCT)
• Colour: White
• CO2: 142 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 53,439 miles on the clock, this 2021 Mercedes-Benz GLA AMG Line Executive has done roughly 13,400 more miles than a typical 2021 Mercedes-Benz GLA. Priced at £18,799, it is advertised £184 above the AskCar estimate of £18,615. To work out the AskCar estimate, we analyse UK dealer adverts for 2,487 Mercedes-Benz GLA cars across different ages and specifications. We first recorded this advert 11 days ago, and its asking price has since fallen by £500. Its advertised mileage matches the government's MOT record. The seller is Lookers Mercedes-Benz of Maidstone, based in Maidstone. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £184 (under 1%) over the AskCar estimate of £18,615.

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 2,487 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 7 November 2026.

A 2021 Mercedes-Benz GLA with the 2.0 diesel engine is typically advertised at £20,300: the median of the 103 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 Mercedes-Benz GLA has been on sale for at least 11 days.

Price history

AskCar first saw this advert on 27 October 2026 at £19,299. Its asking price is now £18,799, £500 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 27 October 2026: £19,299
• 30 October 2026: £19,199
• 31 October 2026: £18,999
• 2 November 2026: £18,899
• 7 November 2026: £18,799

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 20 May 2027.

It has had 4 MOTs. The latest, on 11 May 2026, passed.

Advisories at the latest test: offside front nail in tyre in the center of the tread.

Mileage at that test: 50,611 miles, which matches the advertised 53,439 miles.

Advertised mileage is about 13,400 miles higher than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

20 other 2021 Mercedes-Benz GLA AMG Line Executive 2.0 diesel automatic SUVs are for sale at UK dealers, from £11,494 to £23,800, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel SUV, black. Mileage: 53,034 miles. Price: £18,100, £699 less than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-34d786ea857a
• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel SUV, silver. Mileage: 54,427 miles. Price: £18,998, £199 more than this car. Dealer: Arnold Clark Mercedes-Benz of Grangemouth in Grangemouth. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-ca3615dd2f50
• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel SUV, silver. Mileage: 55,543 miles. Price: £17,699, £1,100 less than this car. Dealer: Prestige Car Supermarket in York. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-0aa257f6759d

• The nearest: 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel SUV, grey, 26 miles from this car. Mileage: 47,530 miles. Price: £18,341, £458 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-3e7a46eada4b