2021 Mercedes-Benz GLA

2.0 AMG Line DCT Euro 6 (s/s) 5dr 8G

£17,790

Fair price: within 8% of the typical £18,683 for this model, age and mileage, drawing on 2,527 adverts of this make and model.

Overview

Make: Mercedes-Benz
Model: GLA
Trim: AMG LINE
Version: 2.0 AMG Line DCT Euro 6 (s/s) 5dr 8G
Mileage: 66,064 miles
Year: 2021
Fuel type: Diesel
Body type: SUV
Engine: 2.0 L
Gearbox: Automatic
Seats: 5
CO2: 142 g/km
Colour: Grey
Doors: 5
Gearbox version: DCT
Emissions standard: Euro 6

About this car

With 66,064 miles on the clock, this 2021 Mercedes-Benz GLA AMG Line has done roughly 26,900 more miles than a typical 2021 Mercedes-Benz GLA. Its asking price of £17,790 is £893 below our estimate of £18,683. We use UK dealer asking prices, including 2,527 Mercedes-Benz GLA listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 49 days ago, the asking price has dropped by £200. Its recorded MOT is valid until 26 March 2027, and its advertised mileage is consistent with the latest MOT reading. You can find this car at Phantom Motor Company in Wigan.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 6 September 2026, 49 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £200 from the first recorded £17,990. 1 price reduction recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observed	Asking price
6 September 2026	£17,990
21 October 2026	£17,790
23 October 2026	£17,790

Price and mileage comparison

Estimated market asking price: £18,683. The asking price is £893 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 2,527 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 26,900 miles higher than typical for a 2021 Mercedes-Benz GLA.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 26 March 2027. 65,944 miles at the last test.

17 other cars with the same year, trim, gearbox and fuel are for sale from £17,995 to £24,495.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£17,995	61,000 miles
£17,995	74,225 miles
£18,285	65,662 miles
£19,610	49,207 miles
£19,995	52,967 miles

These cars have covered 20,500–74,225 miles, compared with 66,064 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

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