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: 7,888 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

This 2023 Mercedes-Benz GLB AMG Line Executive is advertised with 7,888 miles, approximately 26,400 below the typical mileage for its age. The dealer is asking £27,495, which is £523 above the AskCar estimate of £26,972. To work out the AskCar estimate, we analyse UK dealer adverts for 835 Mercedes-Benz GLB cars across different ages and specifications. This car was first seen in our listings data 11 days ago. The seller is Sandown Group Mercedes-Benz of Epsom, based in Epsom. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £523 (1%) over the AskCar estimate of £26,972.

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 835 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 10 November 2026.

A 2023 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £24,000: the median of the 117 for sale on AskCar, as of 10 November 2026.

Time on sale

This 2023 Mercedes-Benz GLB has been on sale for at least 11 days.

Price history

AskCar first saw this advert on 30 October 2026 at £27,495. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 26,400 miles lower than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

48 other 2023 Mercedes-Benz GLB AMG Line Executive 1.3 petrol automatic SUVs are for sale at UK dealers, from £17,500 to £26,495, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, red. Mileage: 6,545 miles. Price: £25,990, £1,505 less than this car. Dealer: Wynyard Motor Company in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-f8711af5b963
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, red. Mileage: 13,304 miles. Price: £24,599, £2,896 less than this car. Dealer: Lookers Mercedes-Benz of Stoke in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-06fae87aa55d
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey. Mileage: 15,059 miles. Price: £25,473, £2,022 less than this car. Dealer: Vertu Mercedes Reading in Reading. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-3a7ac53adee4

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, blue, 15 miles from this car. Mileage: 58,042 miles. Price: £21,000, £6,495 less than this car. Dealer: MB Brent Park in London. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-d6e884bd9808