2023 Mercedes-Benz GLB 1.9 GLB220d AMG Line

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)
• Year: 2023
• Mileage: 38,412 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 1.9 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 164 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line is advertised with 38,412 miles, approximately 5,300 above the typical mileage for its age. Its asking price of £30,000 is £2,286 above the AskCar estimate of £27,714. To work out the AskCar estimate, we analyse UK dealer adverts for 863 Mercedes-Benz GLB cars across different ages and specifications. We first recorded this car for sale 3 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Sytner Group Mercedes-Benz of Cheltenham & Gloucester in Staverton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,286 (8%) over the AskCar estimate of £27,714.

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 863 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 6 November 2026.

A 2023 Mercedes-Benz GLB with the 1.9 diesel engine is typically advertised at £28,700: the median of the 14 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2023 Mercedes-Benz GLB advertised 3 days ago. About 4 in 10 of 2023 Mercedes-Benz GLB cars are gone from sale within a month of being advertised: 150 of the 347 first advertised between 11 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £30,000. 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 6 November 2026: valid until 28 February 2027.

It has had one MOT, on 25 February 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 30,530 miles, which matches the advertised 38,412 miles.

Advertised mileage is about 5,300 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

11 other 2023 Mercedes-Benz GLB AMG Line 1.9 diesel automatic SUVs are for sale at UK dealers, from £22,490 to £33,500, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line, 1.9 diesel SUV, blue. Mileage: 42,564 miles. Price: £27,200, £2,800 less than this car. Dealer: Marshall Volvo Grantham in Grantham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-0f89eb7c37c0
• 2023 Mercedes-Benz GLB AMG Line, 1.9 diesel SUV, silver. Mileage: 31,822 miles. Price: £28,299, £1,701 less than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-6b22997ee21e
• 2023 Mercedes-Benz GLB AMG Line, 1.9 diesel SUV, black. Mileage: 30,547 miles. Price: £28,498, £1,502 less than this car. Dealer: Arnold Clark Benton Chery in Benton. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-ece24f599d0d

• The nearest: 2023 Mercedes-Benz GLB AMG Line, 1.9 diesel SUV, blue, under a mile from this car. Mileage: 17,495 miles. Price: £33,500, £3,500 more than this car. Dealer: Sytner Group Mercedes-Benz of Cheltenham & Gloucester in Cheltenham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-9ae9a7e7a58d