2020 Mercedes-Benz GLB 2.0 GLB200d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Premium
• Version: 2.0 GLB200d AMG Line Premium DCT FWD Euro 6 (s/s) 5dr 8G (148 bhp)
• Year: 2020
• Mileage: 51,341 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 7 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLB AMG Line Premium has covered 51,341 miles. Its asking price of £20,995 is £537 above the AskCar estimate of £20,458. The AskCar estimate uses 841 UK dealer adverts for the Mercedes-Benz GLB, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 32 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is NottinghamCar.com, based in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £537 (2%) over the AskCar estimate of £20,458.

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 2020 Mercedes-Benz GLB with the 2.0 diesel engine is typically advertised at £21,000: the median of the 44 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz GLB has been on sale for at least 32 days.

Price history

AskCar first saw this advert on 6 October 2026 at £20,995. 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 7 November 2026: valid until 18 February 2027.

It has had 3 MOTs. The latest, on 12 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 46,772 miles, which matches the advertised 51,341 miles.

Similar cars

29 other 2020 Mercedes-Benz GLB AMG Line Premium 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,000 to £24,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, white. Mileage: 51,637 miles. Price: £20,500, £495 less than this car. Dealer: Marshall OMODA & JAECOO Lincoln in Lincoln. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-cf9a65566b0f
• 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, white. Mileage: 51,780 miles. Price: £21,699, £704 more than this car. Dealer: Lookers Mercedes-Benz of Stoke in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-47d24d5b520d
• 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 51,813 miles. Price: £21,200, £205 more than this car. Dealer: Marshall Nissan Dartford in Dartford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-64204af2b95b

• The nearest: 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, grey, 16 miles from this car. Mileage: 60,512 miles. Price: £20,200, £795 less than this car. Dealer: Marshall Approved Used Melton Mowbray in Melton Mowbray. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-ecff36784421