2020 Mercedes-Benz GLA 1.6 GLA180 AMG Line Edition

Overview

• Make: Mercedes-Benz
• Model: GLA
• Trim: AMG Line Edition
• Version: 1.6 GLA180 AMG Line Edition DCT FWD Euro 6 (s/s) 5dr 7G (120 bhp)
• Year: 2020
• Mileage: 14,264 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.6 litres, 120 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 14,264 miles, this 2020 Mercedes-Benz GLA AMG Line Edition has covered about 29,300 fewer miles than other 2020 Mercedes-Benz GLA cars. Priced at £17,700, it is advertised £358 above the AskCar estimate of £17,342. The AskCar estimate uses 2,487 UK dealer adverts for the Mercedes-Benz GLA, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 3 days ago. Its asking price has since fallen by £140. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Big Motoring World Blue Bell Hill in Chatham. 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: £358 (2%) over the AskCar estimate of £17,342.

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

AskCar first saw this 2020 Mercedes-Benz GLA advertised 3 days 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 4 November 2026 at £17,840. Its asking price is now £17,700, £140 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 4 November 2026: £17,840
• 5 November 2026: £17,780
• 6 November 2026: £17,750
• 7 November 2026: £17,700

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 3 August 2027.

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

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; nearside front tyre slightly damaged/cracking or perishing; and 2 more.

Mileage at that test: 13,921 miles, which matches the advertised 14,264 miles.

Advertised mileage is about 29,300 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, red. Mileage: 10,000 miles. Price: £18,990, £1,290 more than this car. Dealer: Sleaford Car Centre in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-61f4489ebb3b
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, red. Mileage: 21,928 miles. Price: £16,795, £905 less than this car. Dealer: Oakley Motor Company in Oakley. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-4abf15ac2063
• 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, grey. Mileage: 25,000 miles. Price: £18,995, £1,295 more than this car. Dealer: Romans Of St Albans in St Albans. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-a3c9d81fb410

• The nearest: 2020 Mercedes-Benz GLA AMG Line Edition, 1.6 petrol SUV, black, under a mile from this car. Mileage: 32,910 miles. Price: £17,170, £530 less than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2020-953c916f107a