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: 65,000 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 has covered 65,000 miles, around 31,400 more miles than is typical for its age. Its asking price of £22,490 is £1,461 below the AskCar estimate of £23,951. The AskCar estimate draws on 841 Mercedes-Benz GLB adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 32 days ago, the asking price has dropped by £800. We checked its advertised mileage against the government's MOT record, and they match. The seller is Holden Volvo Norwich, based in Norwich. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,461 (6%) under the AskCar estimate of £23,951.

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 841 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 7 November 2026.

A 2023 Mercedes-Benz GLB with the 1.9 diesel engine is typically advertised at £28,900: the median of the 13 for sale on AskCar, as of 7 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 6 October 2026 at £23,290. Its asking price is now £22,490, £800 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 6 October 2026: £23,290
• 13 October 2026: £22,990
• 4 November 2026: £22,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 30 May 2027.

It has had one MOT, on 14 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 59,582 miles, which matches the advertised 65,000 miles.

Advertised mileage is about 31,400 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

10 other 2023 Mercedes-Benz GLB AMG Line 1.9 diesel automatic SUVs are for sale at UK dealers, from £25,000 to £33,500, as of 7 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, £4,710 more 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, white. Mileage: 38,412 miles. Price: £30,000, £7,510 more than this car. Dealer: Sytner Group Mercedes-Benz of Cheltenham & Gloucester in Cheltenham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-8db82454edfd
• 2023 Mercedes-Benz GLB AMG Line, 1.9 diesel SUV, silver. Mileage: 31,822 miles. Price: £28,299, £5,809 more than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-6b22997ee21e