2020 Mercedes-Benz GLA 1.6 AMG Line Edition

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Edition
• Version: 1.6 AMG Line Edition DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2020
• Mileage: 39,954 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.6 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 179 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLA AMG Line Edition is advertised with 39,954 miles on the clock. The dealer is asking £15,650, which is £1,035 below the AskCar estimate of £16,685. To work out the AskCar estimate, we analyse UK dealer adverts for 2,487 Mercedes-Benz GLA cars across different ages and specifications. We have tracked this advert for 10 days. Ask the dealer why the advert shows fewer miles than the 63,179 recorded at the latest MOT. Its MOT is recorded as valid until 6 September 2027. The seller is Hilton Garage, based in Derby. 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: £1,035 (6%) under the AskCar estimate of £16,685.

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 1.6 petrol engine is typically advertised at £15,000: the median of the 62 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz GLA has been on sale for at least 10 days.

Price history

AskCar first saw this advert on 28 October 2026 at £14,850. Its asking price is now £15,650, £800 more.

Price changes recorded:

• 28 October 2026: £14,850
• 30 October 2026: £16,650
• 2 November 2026: £15,680
• 4 November 2026: £15,880
• 5 November 2026: £15,450
• 7 November 2026: £15,650

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 September 2027.

It has had 3 MOTs. The latest, on 7 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 63,179 miles. The advert says 39,954 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 3,600 miles lower than the median mileage of a 2020 Mercedes-Benz GLA on AskCar.

Similar cars

44 other 2020 Mercedes-Benz GLA AMG Line Edition 1.6 petrol automatic SUVs are for sale at UK dealers, from £9,895 to £18,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, black. Mileage: 38,579 miles. Price: £14,989, £661 less than this car. Dealer: Select Motors (GB) in London. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-4888c4b28185
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, grey. Mileage: 38,076 miles. Price: £16,295, £645 more than this car. Dealer: Hadwins Approved in Kendal. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-e359219090e3
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, red. Mileage: 41,884 miles. Price: £16,450, £800 more than this car. Dealer: Westwood Car & Commercial in Bexley. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-140270d505de

• The nearest: 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, grey, under a mile from this car. Mileage: 50,798 miles. Price: £15,650, the same price as this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-f22b71748bb6