2023 Mercedes-Benz GLB 2.0 GLB200d AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Executive
• Version: 2.0 GLB200d AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 8G (148 bhp)
• Year: 2023
• Mileage: 69,534 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: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line Executive is advertised with 69,534 miles, approximately 35,900 above the typical mileage for its age. The AskCar estimate for this car is £20,174. It is priced at £20,490, which is £316 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 822 Mercedes-Benz GLB cars across different ages and specifications. It first appeared in our advert records today. Its advertised mileage matches the government's MOT record. The seller is Group 1 Automotive Mercedes-Benz Of Cambridge, based in Cambridge. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £316 (1%) over the AskCar estimate of £20,174.

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 822 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 8 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 8 November 2026.

Time on sale

AskCar first saw this 2023 Mercedes-Benz GLB advertised today. About 4 in 10 of 2023 Mercedes-Benz GLB cars are gone from sale within a month of being advertised: 151 of the 349 first advertised between 11 July 2026 and 5 October 2026.

Price history

AskCar first saw this advert on 8 November 2026 at £20,490. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 23 April 2027.

It has had one MOT, on 2 April 2026, and passed.

Advisories at the latest test: nearside rear outer light has condensation in but light works ok.

Mileage at that test: 58,266 miles, which matches the advertised 69,534 miles.

Advertised mileage is about 35,900 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

7 other 2023 Mercedes-Benz GLB AMG Line Executive 2.0 diesel automatic SUVs are for sale at UK dealers, from £20,699 to £26,494, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 2.0 diesel SUV, silver. Mileage: 48,390 miles. Price: £20,699, £209 more than this car. Dealer: Fords Of Winsford Car Supermarket in Winsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-353a296804d9
• 2023 Mercedes-Benz GLB AMG Line Executive, 2.0 diesel SUV, red. Mileage: 45,035 miles. Price: £24,500, £4,010 more than this car. Dealer: Sytner Group Mercedes-Benz of Watford in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-450306978e26
• 2023 Mercedes-Benz GLB AMG Line Executive, 2.0 diesel SUV, blue. Mileage: 40,280 miles. Price: £25,690, £5,200 more than this car. Dealer: Stratstone Mercedes-Benz of Lakeside in Chafford Hundred and West Thurrock. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-85f302816773