2021 Mercedes-Benz GLB

1.3 AMG Line Premium Auto FWD Euro 6 5dr (161 bhp)

£22,624

Fair price: within 8% of the typical £22,373 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
1.3 AMG Line Premium Auto FWD Euro 6 5dr (161 bhp)
Mileage
34,345 miles
Year
2021
Fuel type
Petrol
Body type
SUV
Engine
1.3 L
Gearbox
Automatic
Power
161 bhp
Seats
7
CO2
163 g/km
Colour
Grey
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
GLB200
Emissions standard
Euro 6

About this car

This 2021 Mercedes-Benz GLB AMG Line Premium has covered 34,345 miles, around 8,800 fewer than typical for its age. Our estimated market asking price is £22,373. This car is advertised at £22,624, which is £251 above that figure. To estimate its market asking price, we analyse UK dealer adverts for 876 Mercedes-Benz GLB cars across different ages and specifications. The asking price is now £1,796 lower than when we first recorded the advert 97 days ago. It may give you a starting point for a conversation about price. MOT records show an expiry date of 2 July 2027, and the latest recorded mileage is consistent with the advert. The seller is Lookers Mercedes-Benz of Stafford, based in Stafford.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 21 July 2026, 97 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £1,796 from the first recorded £24,420. 8 price reductions recorded, the latest observed on 9 October 2026.

Recorded asking prices
Date observedAsking price
22 July 2026£24,420
10 August 2026£24,139
11 August 2026£24,139
20 August 2026£23,839
28 August 2026£23,719
2 September 2026£23,409
8 September 2026£23,119
15 September 2026£22,991
2 October 2026£22,859
9 October 2026£22,624
23 October 2026£22,624

Price and mileage comparison

Estimated market asking price: £22,373. The asking price is £251 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 8,800 miles lower than typical for a 2021 Mercedes-Benz GLB.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 2 July 2027. 34,231 miles at the last test.

18 other cars with the same year, trim, gearbox and fuel are for sale from £18,699 to £24,290.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£18,69971,049 miles
£18,75092,677 miles
£19,99551,400 miles
£19,99510,000 miles
£20,49560,500 miles

These cars have covered 10,000–92,677 miles, compared with 34,345 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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