2020 Mercedes-Benz GLA 1.3 GLA200 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Executive
• Version: 1.3 GLA200 AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
• Year: 2020
• Mileage: 38,392 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 38,392 miles on the clock, this 2020 Mercedes-Benz GLA AMG Line Executive has done roughly 5,200 fewer miles than a typical 2020 Mercedes-Benz GLA. The dealer is asking £19,998, which is £68 below the AskCar estimate of £20,066. 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 recorded this advert 52 days ago, and its asking price has since fallen by £1,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Mercedes-Benz of Grangemouth, based in Grangemouth. 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: £68 (under 1%) under the AskCar estimate of £20,066.

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 52 days.

Price history

AskCar first saw this advert on 16 September 2026 at £20,998. Its asking price is now £19,998, £1,000 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 16 September 2026: £20,998
• 8 October 2026: £19,998
• 3 November 2026: £18,998
• 4 November 2026: £19,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 15 September 2027.

It has had 4 MOTs. The latest, on 27 August 2026, passed.

Advisories at the latest test: rear service brake binding but not excessively.

Mileage at that test: 38,149 miles, which matches the advertised 38,392 miles.

Advertised mileage is about 5,200 miles lower than the median mileage of a 2020 Mercedes-Benz GLA on AskCar.

Similar cars

7 other 2020 Mercedes-Benz GLA AMG Line Executive 1.3 petrol automatic SUVs are for sale at UK dealers, from £16,990 to £24,395, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLA AMG Line Executive, 1.3 petrol SUV, silver. Mileage: 36,845 miles. Price: £18,997, £1,001 less than this car. Dealer: Stoneacre in Wigan. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-9f45f176f5f0
• 2020 Mercedes-Benz GLA AMG Line Executive, 1.3 petrol SUV, white. Mileage: 33,184 miles. Price: £19,999, the same price as this car. Dealer: Motorpoint Birtley in Birtley. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-a2a96d21c1a7
• 2020 Mercedes-Benz GLA AMG Line Executive, 1.3 petrol SUV, black. Mileage: 32,700 miles. Price: £24,395, £4,397 more than this car. Dealer: Autozone Essex in Chelmsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-dd5cfd620ea4