2021 Mercedes-Benz GLA 2.0 GLA220d AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Premium Plus
• Version: 2.0 GLA220d AMG Line Premium Plus DCT 4WD Euro 6 (s/s) 5dr 8G (187 bhp)
• Year: 2021
• Mileage: 43,979 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (DCT)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 150 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLA AMG Line Premium Plus is advertised with 43,979 miles, approximately 4,000 above the typical mileage for its age. The AskCar estimate for this car is £22,665. It is priced at £21,985, which is £680 below that estimate. The AskCar estimate draws on 2,429 Mercedes-Benz GLA adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 10 days ago. Its advertised mileage matches the government's MOT record. The seller is Grainger Motor Group Mantles BYD Royston, based in Royston. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £680 (3%) under the AskCar estimate of £22,665.

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 2,429 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 9 November 2026.

A 2021 Mercedes-Benz GLA with the 2.0 diesel engine is typically advertised at £20,700: the median of the 96 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2021 Mercedes-Benz GLA has been on sale for at least 10 days.

Price history

AskCar first saw this advert on 30 October 2026 at £21,985. 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 9 November 2026: valid until 27 March 2027.

It has had 3 MOTs. The latest, on 25 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 38,488 miles, which matches the advertised 43,979 miles.

Advertised mileage is about 4,000 miles higher than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

7 other 2021 Mercedes-Benz GLA AMG Line Premium Plus 2.0 diesel automatic SUVs are for sale at UK dealers, from £21,395 to £25,995, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel SUV, silver. Mileage: 40,102 miles. Price: £21,395, £590 less than this car. Dealer: Stoneacre in Grimsby. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-b05c5738fddc
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel SUV, black. Mileage: 40,018 miles. Price: £23,390, £1,405 more than this car. Dealer: Group 1 Automotive Mercedes-Benz Of Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-6b421829a8a6
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 2.0 diesel SUV, black. Mileage: 49,477 miles. Price: £21,490, £495 less than this car. Dealer: Xenon Automotive in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-99563a3fb19b