2023 Mercedes-Benz GLB 2.0 GLB200d AMG Line Night Edition Premium Plus

Price: £29,590. Fair price: £1,256 (4%) over the AskCar estimate of £28,334, our expected asking price for this car from its model, age, mileage and specification, drawing on 802 priced Mercedes-Benz GLB adverts on AskCar as of 9 November 2026.

AskCar lists 807 used Mercedes-Benz GLB from 376 UK dealerships, as of 9 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: GLB
  • Trim: AMG Line Night Edition Premium Plus
  • Version: 2.0 GLB200d AMG Line Night Edition Premium Plus DCT FWD Euro 6 (s/s) 5dr 8G (148 bhp)
  • Year: 2023
  • Mileage: 33,517 miles
  • Fuel: Diesel
  • Body: SUV, 5 doors, 7 seats
  • Engine: 2.0 litres, 148 bhp
  • Gearbox: Automatic (DCT)
  • Drive: Front-wheel drive
  • Colour: Black
  • CO2: 155 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line Night Edition Premium Plus has covered 33,517 miles. The dealer is asking £29,590, which is £1,256 above the AskCar estimate of £28,334. To work out the AskCar estimate, we analyse UK dealer adverts for 802 Mercedes-Benz GLB cars across different ages and specifications. We have tracked this advert for 98 days. The seller is Saltmarine Cars, based in Dungannon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Saltmarine Cars is rated 4.6 out of 5 on Google.

Price

Fair price: £1,256 (4%) over the AskCar estimate of £28,334.

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 802 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 9 November 2026.

A 2023 Mercedes-Benz GLB with the 2.0 diesel engine is typically advertised at £25,800: the median of the 20 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2023 Mercedes-Benz GLB has been on sale for at least 98 days.

Price history

AskCar first saw this advert on 3 August 2026 at £30,490. Its asking price is now £29,590, £900 less.

Price changes recorded:

  • 29 August 2026: £30,490
  • 30 September 2026: £29,990
  • 29 October 2026: £29,590

Mileage and MOT

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

Similar cars

2 other 2023 Mercedes-Benz GLB AMG Line Night Edition Premium Plus 2.0 diesel automatic SUVs are for sale at UK dealers, from £25,995 to £30,450, as of 9 November 2026.

The 2 closest to this car in mileage:

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

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Photos

41 photos of this car are on its AskCar page.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.