2021 Mercedes-Benz GLB

2.0 AMG Line Premium Plus Auto Euro 6 5dr

£25,422

Fair price: within 8% of the typical £25,378 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
41,939 miles
Year
2021
Fuel type
Diesel
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
CO2
157 g/km
Colour
Black
Doors
5
Emissions standard
Euro 6

About this car

This 2021 Mercedes-Benz GLB AMG Line Premium Plus is advertised with 41,939 miles on the clock. The dealer is asking £25,422, which is £44 above our market estimate of £25,378. To estimate its market asking price, we analyse UK dealer adverts for 876 Mercedes-Benz GLB cars across different ages and specifications. Since we first spotted the advert 22 days ago, the asking price has dropped by £1,378. Our records show an MOT expiry date of 11 October 2026, which has passed. Ask the dealer for an update. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. The seller is LSH Auto Mercedes-Benz of Stockport, based in Stockport.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 3 October 2026, 22 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £1,378 from the first recorded £26,800. 1 price reduction recorded, the latest observed on 22 October 2026.

Recorded asking prices
Date observedAsking price
3 October 2026£26,800
22 October 2026£25,422
23 October 2026£25,422

Price and mileage comparison

Estimated market asking price: £25,378. The asking price is £44 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 1,200 miles lower than typical for a 2021 Mercedes-Benz GLB.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 11 October 2026. 35,680 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
£24,49045,672 miles
£24,60041,670 miles
£24,79037,900 miles
£26,99023,184 miles

These cars have covered 23,184–119,000 miles, compared with 41,939 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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