2023 Mercedes-Benz GLB 1.3 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Executive
• Version: 1.3 AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
• Year: 2023
• Mileage: 50,701 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 163 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 50,701 miles, this 2023 Mercedes-Benz GLB AMG Line Executive has covered about 16,200 more miles than other 2023 Mercedes-Benz GLB cars. The AskCar estimate for this car is £22,344. It is priced at £22,119, which is £225 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 852 Mercedes-Benz GLB cars across different ages and specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. The seller is Lookers Mercedes-Benz of Wolverhampton, based in Wolverhampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £225 (1%) under the AskCar estimate of £22,344.

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 852 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 2 November 2026.

A 2023 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £24,600: the median of the 123 for sale on AskCar, as of 2 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: 140 of the 325 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 2 November 2026 at £22,119. 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 2 November 2026: valid until 17 May 2027.

It has had one MOT, on 8 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 43,723 miles, which matches the advertised 50,701 miles.

Advertised mileage is about 16,200 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

47 other 2023 Mercedes-Benz GLB AMG Line Executive 1.3 petrol automatic SUVs are for sale at UK dealers, from £17,500 to £27,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 50,900 miles. Price: £21,996, £123 less than this car. Dealer: Solo Car Sales in Liverpool. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-250c14d7476b
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey. Mileage: 50,200 miles. Price: £22,790, £671 more than this car. Dealer: Hanar Cars (UK) in Hoddesdon. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-606121823579
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey. Mileage: 49,765 miles. Price: £24,000, £1,881 more than this car. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-99edd5ee1c46

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white, under a mile from this car. Mileage: 47,603 miles. Price: £22,349, £230 more than this car. Dealer: Lookers Mercedes-Benz of Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-660d9ec68c5d