2023 Mercedes-Benz GLB 2.0 AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Premium
• Version: 2.0 AMG Line Premium Auto Euro 6 5dr
• Year: 2023
• Mileage: 19,662 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Colour: Black
• CO2: 149 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line Premium has covered 19,662 miles, around 14,000 fewer miles than is typical for its age. The dealer is asking £27,699, which is £1,019 below the AskCar estimate of £28,718. To work out the AskCar estimate, we analyse UK dealer adverts for 822 Mercedes-Benz GLB cars across different ages and specifications. We first saw this car advertised 32 days ago. Its asking price has since fallen by £1,700. The government's MOT record matches its advertised mileage. It is advertised by cinch in Bolton. 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: £1,019 (3%) under the AskCar estimate of £28,718.

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

This 2023 Mercedes-Benz GLB has been on sale for at least 32 days.

Price history

AskCar first saw this advert on 7 October 2026 at £29,399. Its asking price is now £27,699, £1,700 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 7 October 2026: £29,399
• 9 October 2026: £29,199
• 24 October 2026: £28,499
• 30 October 2026: £28,299
• 6 November 2026: £27,699

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 28 September 2027.

It has had one MOT, on 24 September 2026, and passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge outer tread edge is 0.5mm.

Mileage at that test: 19,354 miles, which matches the advertised 19,662 miles.

Advertised mileage is about 14,000 miles lower than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

6 other 2023 Mercedes-Benz GLB AMG Line Premium 2.0 diesel automatic SUVs are for sale at UK dealers, from £22,199 to £27,295, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, red. Mileage: 22,760 miles. Price: £26,998, £701 less than this car. Dealer: Arnold Clark Glasgow BMW in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-9d2e5b13913d
• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, white. Mileage: 24,900 miles. Price: £26,749, £950 less than this car. Dealer: Prime Motors in Hoddesdon. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-79a080428426
• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, black. Mileage: 40,000 miles. Price: £27,295, £404 less than this car. Dealer: Agnew Group Mercedes-Benz Of Portadown in Portadown. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-3987bde7d234