2021 Mercedes-Benz GLA 1.3 AMG Line

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line
• Version: 1.3 AMG Line DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2021
• Mileage: 21,349 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLA AMG Line has covered 21,349 miles, around 18,700 fewer miles than is typical for its age. Priced at £21,399, it is advertised £298 above the AskCar estimate of £21,101. 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 10 days ago. Its asking price has since fallen by £700. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at cinch in Loughton. 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: £298 (1%) over the AskCar estimate of £21,101.

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 1.3 petrol engine is typically advertised at £20,700: the median of the 101 for sale on AskCar, as of 7 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 28 October 2026 at £22,099. Its asking price is now £21,399, £700 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 28 October 2026: £22,099
• 7 November 2026: £21,399

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 June 2027.

It has had 3 MOTs. The latest, on 12 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 19,043 miles, which matches the advertised 21,349 miles.

Advertised mileage is about 18,700 miles lower than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

Similar cars

8 other 2021 Mercedes-Benz GLA AMG Line 1.3 petrol automatic SUVs are for sale at UK dealers, from £14,999 to £20,549, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLA AMG Line, 1.3 petrol SUV, blue. Mileage: 32,000 miles. Price: £19,995, £1,404 less than this car. Dealer: Prestige Sales and Consultancy in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-12a8e11b2ccb
• 2021 Mercedes-Benz GLA AMG Line, 1.3 petrol SUV, blue. Mileage: 34,020 miles. Price: £18,615, £2,784 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-d64ee62d1d65
• 2021 Mercedes-Benz GLA AMG Line, 1.3 petrol SUV, red. Mileage: 42,748 miles. Price: £20,549, £850 less than this car. Dealer: Lookers Mercedes-Benz of Shrewsbury in Shrewsbury. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-d4d09a3b26d9

• The nearest: 2021 Mercedes-Benz GLA AMG Line, 1.3 petrol SUV, red, 17 miles from this car. Mileage: 48,445 miles. Price: £18,990, £2,409 less than this car. Dealer: Lennox Auto in Brent. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-f8fca53474bf