2023 Mercedes-Benz GLB 1.3 GLB200 AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Executive
• Version: 1.3 GLB200 AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
• Year: 2023
• Mileage: 25,616 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 163 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 25,616 miles, this 2023 Mercedes-Benz GLB AMG Line Executive has covered about 8,000 fewer miles than other 2023 Mercedes-Benz GLB cars. Its asking price of £23,999 is £337 above the AskCar estimate of £23,662. The AskCar estimate uses 822 UK dealer adverts for the Mercedes-Benz GLB, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 109 days ago, the asking price has dropped by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is Hpl Barnsley, based in Barnsley. 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: £337 (1%) over the AskCar estimate of £23,662.

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 1.3 petrol engine is typically advertised at £24,300: the median of the 118 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2023 Mercedes-Benz GLB has been on sale for at least 109 days.

Price history

AskCar first saw this advert on 22 July 2026 at £24,999. Its asking price is now £23,999, £1,000 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 22 July 2026: £24,999
• 28 October 2026: £23,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 23 May 2027.

It has had one MOT, on 1 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 24,145 miles, which matches the advertised 25,616 miles.

Advertised mileage is about 8,000 miles lower 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 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 25,866 miles. Price: £25,523, £1,524 more than this car. Dealer: LSH Auto Mercedes-Benz of Tamworth in Tamworth. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-f72d3ece869f
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 26,816 miles. Price: £24,690, £691 more than this car. Dealer: Group 1 Automotive Mercedes-Benz Of Norwich in Norwich. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-036cfad40c80
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, black. Mileage: 27,144 miles. Price: £24,398, £399 more than this car. Dealer: Lookers Mercedes-Benz of Eastbourne in Eastbourne. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-bd425d2cc5cf

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey, 12 miles from this car. Mileage: 57,067 miles. Price: £21,880, £2,119 less than this car. Dealer: Stratstone Mercedes-Benz of Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-c508d04c485e