2021 Mercedes-Benz GLA 2.0 AMG Line Premium Plus

Version: 2.0 AMG Line Premium Plus DCT Euro 6 5dr 8G

Price: £23,990. Fair price: £648 (2%) over the AskCar estimate of £23,342, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,556 priced Mercedes-Benz GLA adverts on AskCar as of 31 October 2026.

AskCar lists 2,592 used Mercedes-Benz GLA from 1,321 UK dealerships, as of 31 October 2026.

Overview

Make
Mercedes-Benz
Model
GLA
Trim
AMG Line Premium Plus
Version
2.0 AMG Line Premium Plus DCT Euro 6 5dr 8G
Mileage
34,000 miles
Year
2021
Fuel type
Diesel
Body type
Hatchback
Engine
2.0 L
Gearbox
Automatic
Seats
5
CO2
150 g/km
Colour
Blue
Doors
5
Gearbox version
DCT
Emissions standard
Euro 6

About this car

This 2021 Mercedes-Benz GLA AMG Line Premium Plus is advertised with 34,000 miles, approximately 5,900 below the typical mileage for its age. The dealer is asking £23,990, which is £648 above the AskCar estimate of £23,342. To work out the AskCar estimate, we analyse UK dealer adverts for 2,556 Mercedes-Benz GLA cars across different ages and specifications. This car was first seen in our listings data 4 days ago. The recorded MOT expired on 1 September 2026, so ask the dealer whether it has been renewed. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. The seller is Stratstone Mercedes-Benz of Chelmsford, based in Chelmsford.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 27 October 2026, 4 days ago.

Recorded asking prices
Date observedAsking price
27 October 2026£23,990
31 October 2026£23,990

Price and mileage comparison

Fair price: £648 (2%) over the AskCar estimate of £23,342.

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 2,556 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 5,900 miles lower than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: the latest record we hold ran out on 1 September 2026; ask the dealer for the current MOT. 27,915 miles at the last test.

Other matching cars

14 other 2021 Mercedes-Benz GLA AMG Line Premium Plus automatic diesel cars are for sale at UK dealers from £20,300 to £25,995, as of 31 October 2026.

The 5 cheapest:

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Mercedes-Benz GLA cars for sale · 2021 Mercedes-Benz GLA price guide

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Photos

1 photo of this car is on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.