2020 Mercedes-Benz GLA 1.3 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Executive
• Version: 1.3 AMG Line Executive Auto FWD Euro 6 5dr
• Year: 2020
• Mileage: 55,804 miles
• Fuel: Petrol
• Body: 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 55,804 miles, this 2020 Mercedes-Benz GLA AMG Line Executive has covered about 12,300 more miles than other 2020 Mercedes-Benz GLA cars. The AskCar estimate for this car is £18,249. It is priced at £18,650, which is £401 above that estimate. 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. This car was first seen in our listings data 1 day ago. Its advertised mileage matches the government's MOT record. The seller is Sytner Select Northampton, based in Northampton. 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: £401 (2%) over the AskCar estimate of £18,249.

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

AskCar first saw this 2020 Mercedes-Benz GLA advertised 1 day ago. About 6 in 10 of 2020 Mercedes-Benz GLA cars are gone from sale within a month of being advertised: 181 of the 304 first advertised between 13 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £18,650. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 27 July 2027.

It has had 5 MOTs. The latest, on 22 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 53,322 miles, which matches the advertised 55,804 miles.

Advertised mileage is about 12,300 miles higher than the median mileage of a 2020 Mercedes-Benz GLA on AskCar.