2021 Mercedes-Benz GLA 2.0 GLA220d AMG Line

Version: 2.0 GLA220d AMG Line DCT 4WD Euro 6 (s/s) 5dr 8G (187 bhp)

Price: £18,450. Fair price: £868 (4%) under the AskCar estimate of £19,318, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,526 priced Mercedes-Benz GLA adverts on AskCar as of 30 October 2026.

AskCar lists 2,568 used Mercedes-Benz GLA from 1,319 UK dealerships, as of 30 October 2026.

Overview

Make
Mercedes-Benz
Model
GLA
Trim
AMG Line
Version
2.0 GLA220d AMG Line DCT 4WD Euro 6 (s/s) 5dr 8G (187 bhp)
Mileage
63,359 miles
Year
2021
Fuel type
Diesel
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
Power
187 bhp
Seats
5
CO2
148 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Gearbox version
DCT
Engine badge
GLA220d
Emissions standard
Euro 6

About this car

At 63,359 miles, this 2021 Mercedes-Benz GLA AMG Line has covered about 23,400 more miles than other 2021 Mercedes-Benz GLA cars. Its asking price of £18,450 is £868 below the AskCar estimate of £19,318. The AskCar estimate uses 2,526 UK dealer adverts for the Mercedes-Benz GLA, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records today. MOT records show an expiry date of 7 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Car Planet Watford, based in Rickmansworth.

Stock data as of 30 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 30 October 2026.

Recorded asking prices
Date observedAsking price
30 October 2026£18,450

Price and mileage comparison

Fair price: £868 (4%) under the AskCar estimate of £19,318.

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 2,526 priced Mercedes-Benz GLA adverts across different ages and specifications, as of 30 October 2026.

Advertised mileage is about 23,400 miles higher than the median mileage of a 2021 Mercedes-Benz GLA on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 7 March 2027. 58,754 miles at the last test.

Other matching cars

19 other 2021 Mercedes-Benz GLA AMG Line automatic diesel cars are for sale at UK dealers from £17,695 to £24,495, as of 30 October 2026.

The 5 cheapest:

The 19 matching cars have covered 21,258 to 66,064 miles, compared with 63,359 miles for this car.

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 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.