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: 68,722 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 163 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz GLB AMG Line Executive is advertised with 68,722 miles, approximately 35,100 above the typical mileage for its age. The AskCar estimate for this car is £20,142. It is priced at £20,895, which is £753 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 822 Mercedes-Benz GLB cars across different ages and specifications. We first recorded this advert 8 days ago, and its asking price has since fallen by £555. Its advertised mileage matches the government's MOT record. The seller is JCT600 Mercedes-Benz of Chesterfield, based in Chesterfield. 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: £753 (3%) over the AskCar estimate of £20,142.

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 8 days.

Price history

AskCar first saw this advert on 31 October 2026 at £21,450. Its asking price is now £20,895, £555 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 31 October 2026: £21,450
• 1 November 2026: £21,250
• 6 November 2026: £20,895

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 17 June 2027.

It has had one MOT, on 18 June 2026, and passed.

Advisories at the latest test: nearside windscreen damaged but not adversely affecting driver's view.

Mileage at that test: 65,318 miles, which matches the advertised 68,722 miles.

Advertised mileage is about 35,100 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 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey. Mileage: 68,354 miles. Price: £20,895, the same price as this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-c40ab8b671da
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 71,001 miles. Price: £19,800, £1,095 less than this car. Dealer: Sytner Select Bristol in Bristol. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-b63c458a2706
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 62,390 miles. Price: £20,814, £81 less than this car. Dealer: Lookers Mercedes-Benz of Stourbridge in Stourbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-953a82748fc2

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, blue, 22 miles from this car. Mileage: 25,616 miles. Price: £23,999, £3,104 more than this car. Dealer: Hpl Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-4ed4bbb76fa7