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: 38,009 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

At 38,009 miles, this 2020 Mercedes-Benz GLA AMG Line Premium has covered about 5,500 fewer miles than other 2020 Mercedes-Benz GLA cars. Its asking price of £20,399 is £436 above the AskCar estimate of £19,963. To work out the AskCar estimate, we analyse UK dealer adverts for 2,487 Mercedes-Benz GLA cars across different ages and specifications. We first saw this car advertised 14 days ago. Its asking price has since fallen by £1,200. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Motorpoint Glasgow, based in Glasgow. 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: £436 (2%) over the AskCar estimate of £19,963.

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 14 days.

Price history

AskCar first saw this advert on 24 October 2026 at £21,599. Its asking price is now £20,399, £1,200 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 24 October 2026: £21,599
• 30 October 2026: £20,599
• 6 November 2026: £20,399

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 6 October 2027.

It has had 4 MOTs. The latest, on 7 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 37,715 miles, which matches the advertised 38,009 miles.

Advertised mileage is about 5,500 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: 39,705 miles. Price: £19,490, £909 less than this car. Dealer: Lennox Auto in Brent. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-a54b1da780ed
• 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, black. Mileage: 41,000 miles. Price: £21,225, £826 more than this car. Dealer: H & S Autos in Chertsey. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-091d455fef98
• 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, grey. Mileage: 42,000 miles. Price: £19,490, £909 less than this car. Dealer: Stratus in Basingstoke. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-eb8fd3bc1147

• The nearest: 2020 Mercedes-Benz GLA AMG Line Premium, 1.3 petrol SUV, grey, 48 miles from this car. Mileage: 15,364 miles. Price: £23,998, £3,599 more than this car. Dealer: Arnold Clark Mercedes-Benz Of Perth in Perth. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-4f901d4f0c75