2023 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium
Price: £20,490. Fair price: £285 (1%) under the AskCar estimate of £20,775, our expected asking price for this car from its model, age, mileage and specification, drawing on 841 priced Mercedes-Benz GLB adverts on AskCar as of 7 November 2026.
AskCar lists 873 used Mercedes-Benz GLB from 394 UK dealerships, as of 7 November 2026.
Overview
- Make: Mercedes-Benz
- Model: GLB
- Trim: AMG Line Premium
- Version: 1.3 GLB200 AMG Line Premium DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
- Year: 2023
- Mileage: 65,700 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 Premium has covered 65,700 miles, around 32,100 more miles than is typical for its age. Its asking price of £20,490 is £285 below the AskCar estimate of £20,775. The AskCar estimate uses 841 UK dealer adverts for the Mercedes-Benz GLB, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 148 days ago, the asking price has dropped by £2,000. The government's MOT record matches its advertised mileage. You can find this car at S James Prestige in Stamford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £285 (1%) under the AskCar estimate of £20,775.
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 841 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 7 November 2026.
A 2023 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £24,500: the median of the 121 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2023 Mercedes-Benz GLB has been on sale for at least 148 days.
Price history
AskCar first saw this advert on 12 June 2026 at £22,490. Its asking price is now £20,490, £2,000 less. The latest price cut was seen on 22 October 2026.
Price changes recorded:
- 10 July 2026: £22,490
- 14 July 2026: £21,990
- 21 August 2026: £21,490
- 22 September 2026: £20,990
- 22 October 2026: £20,490
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 8 March 2027.
It has had one MOT, on 6 March 2026, and passed.
There were no advisories at the latest test.
Mileage at that test: 65,317 miles, which matches the advertised 65,700 miles.
Advertised mileage is about 32,100 miles higher than the median mileage of a 2023 Mercedes-Benz GLB on AskCar.
Similar cars
39 other 2023 Mercedes-Benz GLB AMG Line Premium 1.3 petrol automatic SUVs are for sale at UK dealers, from £19,750 to £46,950, as of 7 November 2026.
The 3 closest to this car in mileage:
- 2023 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, grey. Mileage: 65,601 miles. Price: £21,998, £1,508 more than this car. Dealer: Arnold Clark Mercedes-Benz of Inverness in Inverness. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-c74f53284a8f
- 2023 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, black. Mileage: 66,492 miles. Price: £22,250, £1,760 more than this car. Dealer: JCT600 Volkswagen York in York. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-75d6e49724c5
- 2023 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, grey. Mileage: 64,491 miles. Price: £20,916, £426 more than this car. Dealer: Stratstone Mercedes-Benz Of Hamilton in Hamilton. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-a6486087dcf2
- The nearest: 2023 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, grey, under a mile from this car. Mileage: 74,100 miles. Price: £20,990, £500 more than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-8795b98074a7
Browse all Mercedes-Benz GLB cars for sale · 2023 Mercedes-Benz GLB price guide
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Photos
22 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.