2020 Mercedes-Benz GLA 1.3 AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Premium
• Version: 1.3 AMG Line Premium DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2020
• Mileage: 29,472 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLA AMG Line Premium has covered 29,472 miles, around 14,100 fewer miles than is typical for its age. Priced at £20,749, it is advertised £61 below the AskCar estimate of £20,810. The AskCar estimate uses UK dealer asking prices, including 2,487 Mercedes-Benz GLA adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 42 days ago. Its asking price has since fallen by £1,400. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Motorpoint Castleford, based in Castleford. 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: £61 (under 1%) under the AskCar estimate of £20,810.

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 2020 Mercedes-Benz GLA with the 1.3 petrol engine is typically advertised at £19,700: the median of the 63 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz GLA has been on sale for at least 42 days.

Price history

AskCar first saw this advert on 26 September 2026 at £22,149. Its asking price is now £20,749, £1,400 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 26 September 2026: £22,149
• 3 October 2026: £21,399
• 7 October 2026: £21,449
• 14 October 2026: £21,249
• 20 October 2026: £21,299
• 23 October 2026: £21,549
• 30 October 2026: £21,149
• 6 November 2026: £20,749

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 29 September 2027.

It has had 4 MOTs. The latest, on 10 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 29,270 miles, which matches the advertised 29,472 miles.

Advertised mileage is about 14,100 miles lower than the median mileage of a 2020 Mercedes-Benz GLA on AskCar.

Similar cars

9 other 2020 Mercedes-Benz GLA AMG Line Premium 1.3 petrol automatic SUVs are for sale at UK dealers, from £12,497 to £23,998, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, black. Mileage: 30,834 miles. Price: £21,300, £551 more than this car. Dealer: Hippo Approved in Blackburn. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-ef9c1fababfe
• 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, white. Mileage: 33,413 miles. Price: £12,497, £8,252 less than this car. Dealer: Hodgson Car Sales in Scarborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-6b40bad88595
• 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, black. Mileage: 38,009 miles. Price: £20,399, £350 less than this car. Dealer: Motorpoint Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-1c83b5bc8a9e