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 5dr 8G
• Year: 2021
• Mileage: 51,028 miles
• Fuel: Diesel
• Body: Hatchback, 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

This 2021 Mercedes-Benz GLA AMG Line Executive is advertised with 51,028 miles, approximately 11,000 above the typical mileage for its age. The AskCar estimate for this car is £19,881. It is priced at £19,199, which is £682 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 2,461 Mercedes-Benz GLA cars across different ages and specifications. We first saw this car advertised 46 days ago. Its asking price has since fallen by £800. The latest recorded MOT expiry date is 23 September 2026, which has passed. Confirm its status with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stratstone Mercedes-Benz Of Hamilton, based in Hamilton. 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: £682 (3%) under the AskCar estimate of £19,881.

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 2,461 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 8 November 2026.

A 2021 Mercedes-Benz GLA with the 2.0 diesel engine is typically advertised at £20,500: the median of the 100 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz GLA has been on sale for at least 46 days.

Price history

AskCar first saw this advert on 23 September 2026 at £19,999. Its asking price is now £19,199, £800 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 23 September 2026: £19,999
• 3 October 2026: £19,998
• 13 October 2026: £19,437
• 23 October 2026: £19,299
• 3 November 2026: £19,199

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: the latest record we hold ran out on 23 September 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 23 September 2025, passed.

Advisories at the latest test: rear brake pad(s) wearing thin.

Mileage at that test: 41,335 miles, which matches the advertised 51,028 miles.

Advertised mileage is about 11,000 miles higher than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

5 other 2021 Mercedes-Benz GLA AMG Line Executive 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £18,998 to £20,998, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel hatchback, red. Mileage: 56,460 miles. Price: £20,898, £1,699 more than this car. Dealer: Arnold Clark Kirkcaldy BMW in Kirkcaldy. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-316a0a3c1ab2
• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel hatchback, black. Mileage: 62,643 miles. Price: £18,998, £201 less than this car. Dealer: Arnold Clark Edinburgh Seafield MG / OMODA / JAECOO in Edinburgh. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-b94662cd6a16
• 2021 Mercedes-Benz GLA AMG Line Executive, 2.0 diesel hatchback, silver. Mileage: 37,689 miles. Price: £20,998, £1,799 more than this car. Dealer: Arnold Clark Mercedes-Benz of Inverness in Inverness. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-d9ef75f1a97f