2021 Mercedes-Benz GLA 2.0 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Premium Plus
• Version: 2.0 AMG Line Premium Plus DCT Euro 6 5dr 8G
• Year: 2021
• Mileage: 48,091 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic (DCT)
• Colour: Silver
• CO2: 150 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 48,091 miles on the clock, this 2021 Mercedes-Benz GLA AMG Line Premium Plus has done roughly 8,100 more miles than a typical 2021 Mercedes-Benz GLA. The dealer is asking £21,998, which is £229 above the AskCar estimate of £21,769. To work out the AskCar estimate, we analyse UK dealer adverts for 2,461 Mercedes-Benz GLA cars across different ages and specifications. Since we first spotted the advert 106 days ago, the asking price has dropped by £2,000. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Mercedes-Benz of Dundee, based in Dundee. 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: £229 (1%) over the AskCar estimate of £21,769.

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 106 days.

Price history

AskCar first saw this advert on 25 July 2026 at £23,998. Its asking price is now £21,998, £2,000 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 25 July 2026: £23,998
• 15 September 2026: £23,498
• 26 September 2026: £22,998
• 27 September 2026: £23,498
• 29 September 2026: £22,998
• 21 October 2026: £21,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 20 July 2027.

It has had 3 MOTs. The latest, on 21 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 48,097 miles, which matches the advertised 48,091 miles.

Advertised mileage is about 8,100 miles higher than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

8 other 2021 Mercedes-Benz GLA AMG Line Premium Plus 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £21,495 to £26,295, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel hatchback, grey. Mileage: 47,324 miles. Price: £21,495, £503 less than this car. Dealer: Park's Motor Group Park's Arbroath in Arbroath. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-7bc89ea2b5bd
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel hatchback, grey. Mileage: 42,000 miles. Price: £23,750, £1,752 more than this car. Dealer: JCT600 Volkswagen York in York. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-469a2c9f8f33
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel hatchback, black. Mileage: 38,490 miles. Price: £23,190, £1,192 more than this car. Dealer: Stratstone Mercedes-Benz of Lakeside in Chafford Hundred and West Thurrock. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-3bf67977c846