2020 Mercedes-Benz GLB

2.0 AMG Line Premium Auto Euro 6 5dr

£20,800

Fair price: within 8% of the typical £20,562 for this model, age and mileage, drawing on 876 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
GLB
Trim
AMG LINE PREMIUM
Version
2.0 AMG Line Premium Auto Euro 6 5dr
Mileage
60,512 miles
Year
2020
Fuel type
Diesel
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
CO2
156 g/km
Colour
Grey
Doors
5
Emissions standard
Euro 6

About this car

This 2020 Mercedes-Benz GLB AMG Line Premium is advertised with 60,512 miles, approximately 9,200 above the typical mileage for its age. Its asking price of £20,800 is £238 above our estimate of £20,562. Our estimate draws on 876 Mercedes-Benz GLB adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £1,000 lower than when we first recorded the advert 33 days ago. Its recorded MOT is valid until 21 December 2026, and its advertised mileage is consistent with the latest MOT reading. The seller is Marshall Approved Used Melton Mowbray, based in Melton Mowbray.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 23 September 2026, 33 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £1,000 from the first recorded £21,800. 2 price reductions recorded, the latest observed on 23 October 2026.

Recorded asking prices
Date observedAsking price
23 September 2026£21,800
7 October 2026£21,100
16 October 2026£21,200
23 October 2026£20,800

Price and mileage comparison

Estimated market asking price: £20,562. The asking price is £238 above 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 876 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,200 miles higher than typical for a 2020 Mercedes-Benz GLB.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 21 December 2026. 50,034 miles at the last test.

37 other cars with the same year, trim, gearbox and fuel are for sale from £16,195 to £27,200.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£16,195107,698 miles
£17,00095,000 miles
£17,031104,000 miles
£17,79981,078 miles
£18,57276,883 miles

These cars have covered 1,950–107,698 miles, compared with 60,512 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 GLB cars for sale · 2020 Mercedes-Benz GLB price guide

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