2021 Mercedes-Benz GLA 2.0 GLA200d AMG Line Premium

Price: £19,495. Fair price: £997 (4%) under the AskCar estimate of £20,492, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,487 priced Mercedes-Benz GLA adverts on AskCar as of 7 November 2026.

AskCar lists 2,559 used Mercedes-Benz GLA from 1,304 UK dealerships, as of 7 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: GLA
  • Trim: AMG Line Premium
  • Version: 2.0 GLA200d AMG Line Premium DCT FWD Euro 6 (s/s) 5dr 8G (148 bhp)
  • Year: 2021
  • Mileage: 39,730 miles
  • Fuel: Diesel
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 148 bhp
  • Gearbox: Automatic (DCT)
  • Drive: Front-wheel drive
  • Colour: Silver
  • CO2: 142 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2021 Mercedes-Benz GLA AMG Line Premium is 39,730 miles. Its asking price of £19,495 is £997 below the AskCar estimate of £20,492. The AskCar estimate uses 2,487 UK dealer adverts for the Mercedes-Benz GLA, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 25 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is V12 Sports & Classics Ltd -Worksop, based in Worksop. 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: £997 (4%) under the AskCar estimate of £20,492.

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 25 days.

Price history

AskCar first saw this advert on 13 October 2026 at £19,995. Its asking price is now £19,495, £500 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

  • 13 October 2026: £19,995
  • 5 November 2026: £19,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 11 October 2027.

It has had 4 MOTs. The latest, on 12 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 39,711 miles, which matches the advertised 39,730 miles.

Advertised mileage is about 300 miles lower than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

14 other 2021 Mercedes-Benz GLA AMG Line Premium 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,500 to £22,495, as of 7 November 2026.

The 3 closest to this car in mileage:

  • 2021 Mercedes-Benz GLA AMG Line Premium, 2.0 diesel SUV, blue. Mileage: 40,174 miles. Price: £20,295, £800 more than this car. Dealer: Grainger Motor Group in Cambridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-64d0bb236f68
  • 2021 Mercedes-Benz GLA AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 37,614 miles. Price: £16,500, £2,995 less than this car. Dealer: Revolve Collections in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-aec03c049ed9
  • 2021 Mercedes-Benz GLA AMG Line Premium, 2.0 diesel SUV, silver. Mileage: 42,000 miles. Price: £19,888, £393 more than this car. Dealer: Penny Hill Motors in Bagshot. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-88e5dfca2e65
  • The nearest: 2021 Mercedes-Benz GLA AMG Line Premium, 2.0 diesel SUV, white, 16 miles from this car. Mileage: 50,057 miles. Price: £20,285, £790 more than this car. Dealer: JCT600 Volkswagen Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-9f375c7f0561

Browse all Mercedes-Benz GLA cars for sale · 2021 Mercedes-Benz GLA price guide

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Photos

26 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.