2021 Mercedes-Benz GLA 1.3 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Premium Plus
• Version: 1.3 AMG Line Premium Plus DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2021
• Mileage: 29,556 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 155 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 29,556 miles, this 2021 Mercedes-Benz GLA AMG Line Premium Plus has covered about 10,500 fewer miles than other 2021 Mercedes-Benz GLA cars. The dealer is asking £23,450, which is £342 above the AskCar estimate of £23,108. To work out the AskCar estimate, we analyse UK dealer adverts for 2,513 Mercedes-Benz GLA cars across different ages and specifications. Since we first spotted the advert 161 days ago, the asking price has dropped by £500. The government's MOT record matches its advertised mileage. You can find this car at Torque Point in Leighton Buzzard. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £342 (1%) over the AskCar estimate of £23,108.

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 2,513 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 5 November 2026.

A 2021 Mercedes-Benz GLA with the 1.3 petrol engine is typically advertised at £20,900: the median of the 101 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 Mercedes-Benz GLA has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £23,950. Its asking price is now £23,450, £500 less. The latest price cut was seen on 15 August 2026.

Price changes recorded:

• 28 May 2026: £23,950
• 28 June 2026: £24,250
• 18 July 2026: £23,750
• 15 August 2026: £23,450

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 8 February 2027.

It has had 2 MOTs. The latest, on 9 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 29,645 miles, which matches the advertised 29,556 miles.

Advertised mileage is about 10,500 miles lower than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

13 other 2021 Mercedes-Benz GLA AMG Line Premium Plus 1.3 petrol automatic SUVs are for sale at UK dealers, from £17,990 to £25,199, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 1.3 petrol SUV, white. Mileage: 31,444 miles. Price: £22,895, £555 less than this car. Dealer: Motor Range Manchester in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-72e65f185d4f
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 1.3 petrol SUV, blue. Mileage: 26,600 miles. Price: £22,995, £455 less than this car. Dealer: Specialist Carz in Ruislip. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-2e9a04e9c7c9
• 2021 Mercedes-Benz GLA AMG Line Premium Plus, 1.3 petrol SUV, grey. Mileage: 34,465 miles. Price: £21,799, £1,651 less than this car. Dealer: Motor Match Bolton in Bolton. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-155748f1596a

• The nearest: 2021 Mercedes-Benz GLA AMG Line Premium Plus, 1.3 petrol SUV, black, 7 miles from this car. Mileage: 70,061 miles. Price: £18,986, £4,464 less than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-86bc32923f70