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: 69,702 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Colour: Grey
• CO2: 155 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 69,702 miles, this 2023 Mercedes-Benz GLB AMG Line Premium has covered about 36,100 more miles than other 2023 Mercedes-Benz GLB cars. The AskCar estimate for this car is £22,281. It is priced at £22,199, which is £82 below that estimate. 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 34 days ago, the asking price has dropped by £800. Its advertised mileage matches the government's MOT record. It is for sale at Lookers Mercedes-Benz of Gatwick in Crawley. 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: £82 (under 1%) under the AskCar estimate of £22,281.

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 2.0 diesel engine is typically advertised at £26,000: the median of the 19 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2023 Mercedes-Benz GLB has been on sale for at least 34 days.

Price history

AskCar first saw this advert on 4 October 2026 at £22,999. Its asking price is now £22,199, £800 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 4 October 2026: £22,999
• 14 October 2026: £22,870
• 20 October 2026: £22,599
• 29 October 2026: £22,499
• 30 October 2026: £22,199

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 20 February 2027.

It has had one MOT, on 28 January 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 59,779 miles, which matches the advertised 69,702 miles.

Advertised mileage is about 36,100 miles higher 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 £25,590 to £27,699, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, black. Mileage: 49,334 miles. Price: £25,590, £3,391 more than this car. Dealer: Stratstone Mercedes-Benz of Chelmsford in Chelmsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-1cf75286c44d
• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, white. Mileage: 41,488 miles. Price: £25,591, £3,392 more than this car. Dealer: Peoples Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-ab3afd263585
• 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, black. Mileage: 40,000 miles. Price: £27,295, £5,096 more than this car. Dealer: Agnew Group Mercedes-Benz Of Portadown in Portadown. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-3987bde7d234

• The nearest: 2023 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, white, 45 miles from this car. Mileage: 24,900 miles. Price: £26,749, £4,550 more than this car. Dealer: Prime Motors in Hoddesdon. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-79a080428426