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: 34,453 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 163 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line Executive has covered 34,453 miles. The dealer is asking £17,500, which is £5,342 below the AskCar estimate of £22,842. To work out the AskCar estimate, we analyse UK dealer adverts for 860 Mercedes-Benz GLB cars across different ages and specifications. We first recorded this car for sale 7 days ago. Its advertised mileage matches the government's MOT record. The seller is Revolve Collections, based in Birmingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Good value: £5,342 (23%) under the AskCar estimate of £22,842.

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 860 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 5 November 2026.

A 2023 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £24,700: the median of the 123 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 Mercedes-Benz GLB has been on sale for at least 7 days.

Price history

AskCar first saw this advert on 29 October 2026 at £17,500. 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 5 November 2026: valid until 6 May 2027.

It has had one MOT, on 7 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 33,628 miles, which matches the advertised 34,453 miles.

Advertised mileage is about 900 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.

Similar cars

49 other 2023 Mercedes-Benz GLB AMG Line Executive 1.3 petrol automatic SUVs are for sale at UK dealers, from £19,799 to £27,495, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey. Mileage: 33,610 miles. Price: £24,975, £7,475 more than this car. Dealer: The Car Co in Bury. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-4ba9349c6d80
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, red. Mileage: 35,725 miles. Price: £22,995, £5,495 more than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-57f638cf0da6
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, blue. Mileage: 31,286 miles. Price: £24,188, £6,688 more than this car. Dealer: Prestige Cars Kent in Bromley. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-033aa4384325

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white, 12 miles from this car. Mileage: 62,390 miles. Price: £21,233, £3,733 more than this car. Dealer: Lookers Mercedes-Benz of Stourbridge in Stourbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-953a82748fc2