2021 Mercedes-Benz GLA 1.3 AMG Line
Price: £21,498. Fair price: £1,235 (6%) over the AskCar estimate of £20,263, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,516 priced Mercedes-Benz GLA adverts on AskCar as of 6 November 2026.
AskCar lists 2,563 used Mercedes-Benz GLA from 1,308 UK dealerships, as of 6 November 2026.
Overview
- Make: Mercedes-Benz
- Model: GLA
- Trim: AMG Line
- Version: 1.3 AMG Line Auto FWD Euro 6 5dr
- Year: 2021
- Mileage: 30,834 miles
- Fuel: Petrol
- Body: Hatchback, 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
This 2021 Mercedes-Benz GLA AMG Line has covered 30,834 miles, around 9,300 fewer miles than is typical for its age. The dealer is asking £21,498, which is £1,235 above the AskCar estimate of £20,263. To work out the AskCar estimate, we analyse UK dealer adverts for 2,516 Mercedes-Benz GLA cars across different ages and specifications. We first recorded this car for sale 15 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Huddersfield Motorstore, based in Huddersfield. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 6 November 2026.
Price
Fair price: £1,235 (6%) over the AskCar estimate of £20,263.
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 2,516 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 6 November 2026.
A 2021 Mercedes-Benz GLA with the 1.3 petrol engine is typically advertised at £20,700: the median of the 99 for sale on AskCar, as of 6 November 2026.
Time on sale
This 2021 Mercedes-Benz GLA has been on sale for at least 15 days.
Price history
AskCar first saw this advert on 22 October 2026 at £21,498. 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 6 November 2026: valid until 6 June 2027.
It has had 6 MOTs. The latest, on 21 October 2026, failed.
It failed on: front windscreen damaged and affecting the driver's view of the road.
Mileage at that test: 30,949 miles, which matches the advertised 30,834 miles.
Advertised mileage is about 9,300 miles lower than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.
Similar cars
1 other 2021 Mercedes-Benz GLA AMG Line 1.3 petrol automatic hatchback is for sale at UK dealers, as of 6 November 2026.
The closest to this car in mileage:
- 2021 Mercedes-Benz GLA AMG Line, 1.3 petrol hatchback, black. Mileage: 18,027 miles. Price: £20,995, £503 less than this car. Dealer: Warners Of Tewkesbury in Tewkesbury. AskCar page: https://askcar.co.uk/car/mercedes-benz-gla-2021-4e295824afe5
Browse all Mercedes-Benz GLA cars for sale · 2021 Mercedes-Benz GLA price guide
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Photos
19 photos of this car are on its AskCar page.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.