2023 Mercedes-Benz GLB 1.3 GLB200h MHEV AMG Line Executive

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Executive
• Version: 1.3 GLB200h Mhev AMG Line Executive DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
• Year: 2023
• Mileage: 68,354 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 162 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 68,354 miles, this 2023 Mercedes-Benz GLB AMG Line Executive has covered about 34,700 more miles than other 2023 Mercedes-Benz GLB cars. Priced at £20,895, it is advertised £555 above the AskCar estimate of £20,340. The AskCar estimate uses UK dealer asking prices, including 822 Mercedes-Benz GLB adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 18 days ago, the asking price has dropped by £100. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is JCT600 Doncaster Audi, based in Doncaster. 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: £555 (2%) over the AskCar estimate of £20,340.

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 18 days.

Price history

AskCar first saw this advert on 21 October 2026 at £20,995. Its asking price is now £20,895, £100 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 21 October 2026: £20,995
• 7 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 7 June 2027.

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

Advisories at the latest test: nearside rear inner tyre worn close to legal limit/worn on edge; offside rear inner tyre worn close to legal limit/worn on edge.

Mileage at that test: 64,407 miles, which matches the advertised 68,354 miles.

Advertised mileage is about 34,700 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, white. Mileage: 68,722 miles. Price: £20,895, the same price as this car. Dealer: JCT600 Mercedes-Benz of Chesterfield in Chesterfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-b503c46b696c
• 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, red, under a mile from this car. Mileage: 35,725 miles. Price: £22,495, £1,600 more than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-57f638cf0da6