2021 Mercedes-Benz GLB

2.0 AMG Line Premium Plus Auto Euro 6 5dr

£24,490

Fair price: within 8% of the typical £24,922 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 PLUS
Version
2.0 AMG Line Premium Plus Auto Euro 6 5dr
Mileage
45,672 miles
Year
2021
Fuel type
Diesel
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
CO2
157 g/km
Colour
Red
Doors
5
Emissions standard
Euro 6

About this car

At 45,672 miles, this 2021 Mercedes-Benz GLB AMG Line Premium Plus has covered about 2,600 more miles than other 2021 Mercedes-Benz GLB cars. The dealer is asking £24,490, which is £432 below our market estimate of £24,922. To estimate its market asking price, we analyse UK dealer adverts for 876 Mercedes-Benz GLB cars across different ages and specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £1,508. MOT records show an expiry date of 29 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Eastern Western Motor Group Western Mercedes-Benz of Coldstream, based in Coldstream.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 4 September 2026, 51 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £1,508 from the first recorded £25,998. 3 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observedAsking price
4 September 2026£25,998
27 September 2026£25,698
8 October 2026£24,998
17 October 2026£24,490
23 October 2026£24,490

Price and mileage comparison

Estimated market asking price: £24,922. The asking price is £432 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 876 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,600 miles higher than typical for a 2021 Mercedes-Benz GLB.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 May 2027. 43,130 miles at the last test.

5 other cars with the same year, trim, gearbox and fuel are for sale from £17,995 to £26,990.

Other matching cars
Asking priceMileage
£17,995119,000 miles
£24,60041,670 miles
£24,79037,900 miles
£25,42241,939 miles
£26,99023,184 miles

These cars have covered 23,184–119,000 miles, compared with 45,672 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 · 2021 Mercedes-Benz GLB price guide

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