2023 Mercedes-Benz GLB 1.9 GLB220d AMG Line

Version: 1.9 220d 4M AMG Line Auto 4WD Euro 6 5dr Prem + Night Ed 8G-Tronic (187 bhp)

Price: £27,400. Fair price: £712 (2%) under the AskCar estimate of £28,112, our expected asking price for this car from its model, age, mileage and specification, drawing on 877 priced Mercedes-Benz GLB adverts on AskCar as of 31 October 2026.

AskCar lists 885 used Mercedes-Benz GLB from 402 UK dealerships, as of 31 October 2026.

Overview

Make
Mercedes-Benz
Model
GLB
Trim
AMG Line
Version
1.9 220d 4M AMG Line Auto 4WD Euro 6 5dr Prem + Night Ed 8G-Tronic (187 bhp)
Mileage
42,564 miles
Year
2023
Fuel type
Diesel
Body type
SUV
Engine
1.9 L
Gearbox
Automatic
Power
187 bhp
Seats
7
CO2
164 g/km
Colour
Blue
Doors
5
Driven wheels
Four Wheel Drive
Engine badge
GLB220d
Emissions standard
Euro 6

About this car

This 2023 Mercedes-Benz GLB AMG Line is advertised with 42,564 miles, approximately 8,600 above the typical mileage for its age. Priced at £27,400, it is advertised £712 below the AskCar estimate of £28,112. The AskCar estimate uses 877 UK dealer adverts for the Mercedes-Benz GLB, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert today. MOT records show an expiry date of 10 January 2027, and the latest recorded mileage is consistent with the advert. The seller is Marshall Volvo Grantham, based in Grantham.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 31 October 2026.

Recorded asking prices
Date observedAsking price
31 October 2026£27,400

Price and mileage comparison

Fair price: £712 (2%) under the AskCar estimate of £28,112.

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

It draws on 877 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 8,600 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 10 January 2027. 16,518 miles at the last test.

Other matching cars

8 other 2023 Mercedes-Benz GLB AMG Line automatic diesel cars are for sale at UK dealers from £22,990 to £33,500, as of 31 October 2026.

The 5 cheapest:

The 8 matching cars have covered 14,557 to 65,000 miles, compared with 42,564 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Mercedes-Benz GLB cars for sale · 2023 Mercedes-Benz GLB price guide

More like this

Photos

1 photo of this car is on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.