2020 Mercedes-Benz GLA 1.6 GLA200 AMG Line Edition

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Edition
• Version: 1.6 GLA200 AMG Line Edition DCT FWD Euro 6 (s/s) 5dr (Plus) 7G (154 bhp)
• Year: 2020
• Mileage: 25,000 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.6 litres, 154 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLA AMG Line Edition is advertised with 25,000 miles, approximately 18,600 below the typical mileage for its age. Its asking price of £18,995 is £1,413 above the AskCar estimate of £17,582. To work out the AskCar estimate, we analyse UK dealer adverts for 2,461 Mercedes-Benz GLA cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 87 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Romans Of St Albans, based in St Albans. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,413 (8%) over the AskCar estimate of £17,582.

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 2,461 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 8 November 2026.

A 2020 Mercedes-Benz GLA with the 1.6 petrol engine is typically advertised at £15,000: the median of the 61 for sale on AskCar, as of 8 November 2026.

Time on sale

The dealer may accept less. This 2020 Mercedes-Benz GLA has been on sale for at least 87 days. 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 5 October 2026.

Price history

AskCar first saw this advert on 13 August 2026 at £18,995. 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 8 November 2026: valid until 14 April 2027.

It has had 4 MOTs. The latest, on 13 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 24,128 miles, which matches the advertised 25,000 miles.

Advertised mileage is about 18,600 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 £18,990, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, grey. Mileage: 25,058 miles. Price: £17,195, £1,800 less than this car. Dealer: Motor Trust Lancaster in Lancaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-70cb8bf5d9b6
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, red. Mileage: 27,654 miles. Price: £16,695, £2,300 less than this car. Dealer: JTW Motors in Stone. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-885c55b47a7f
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, red. Mileage: 28,716 miles. Price: £15,998, £2,997 less than this car. Dealer: Arnold Clark Linwood Volkswagen in Linwood. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-e4616b1a1d89

• The nearest: 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, black, 5 miles from this car. Mileage: 55,849 miles. Price: £15,995, £3,000 less than this car. Dealer: High Spec Cars in Kings Langley. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-a68fad594309