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: 45,500 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 has covered 45,500 miles, around 11,900 more miles than is typical for its age. Priced at £22,590, it is advertised £357 below the AskCar estimate of £22,947. 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 49 days ago, the asking price has dropped by £600. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Clements Automotive in Chichester. 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: £357 (1%) under the AskCar estimate of £22,947.

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 49 days.

Price history

AskCar first saw this advert on 20 September 2026 at £23,190. Its asking price is now £22,590, £600 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 20 September 2026: £23,190
• 30 September 2026: £22,990
• 7 November 2026: £22,590

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 11 July 2027.

It has had one MOT, on 19 June 2026, and passed.

Advisories at the latest test: items removed from driver's view prior to test.

Mileage at that test: 42,310 miles, which matches the advertised 45,500 miles.

Advertised mileage is about 11,900 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: 44,091 miles. Price: £22,695, £105 more than this car. Dealer: John Banks Honda Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-e6f323f5aaf6
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, blue. Mileage: 48,400 miles. Price: £22,990, £400 more than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-08ca93eb222e
• 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, white. Mileage: 48,560 miles. Price: £26,495, £3,905 more than this car. Dealer: Agnew Group Mercedes-Benz Of Belfast in Belfast. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-1065a3a917c5

• The nearest: 2023 Mercedes-Benz GLB AMG Line Executive, 1.3 petrol SUV, grey, 7 miles from this car. Mileage: 23,517 miles. Price: £24,643, £2,053 more than this car. Dealer: Sparshatts Of Havant in Havant. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-ac69333852c7