2020 Mercedes-Benz GLB 2.0 GLB220d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Premium
• Version: 2.0 AMG Line Premium Auto 4WD Euro 6 5dr (187 bhp)
• Year: 2020
• Mileage: 86,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 161 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLB AMG Line Premium is advertised with 86,000 miles, approximately 34,700 above the typical mileage for its age. Priced at £18,980, it is advertised £616 above the AskCar estimate of £18,364. The AskCar estimate uses 841 UK dealer adverts for the Mercedes-Benz GLB, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 7 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Kent Vehicles in Herne BAY. 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: £616 (3%) over the AskCar estimate of £18,364.

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 7 days.

Price history

AskCar first saw this advert on 31 October 2026 at £18,980. 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 24 September 2027.

It has had 5 MOTs. The latest, on 17 September 2026, passed.

Advisories at the latest test: front inner brake pad(s) wearing thin; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 85,718 miles, which matches the advertised 86,000 miles.

Advertised mileage is about 34,700 miles higher than the median mileage of a 2020 Mercedes-Benz GLB on AskCar.

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, grey. Mileage: 81,078 miles. Price: £16,999, £1,981 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-0f0d0cff3d50
• 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 95,000 miles. Price: £16,000, £2,980 less than this car. Dealer: PF Car Sales in Burton upon Trent. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-58d61de55b9d
• 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, black. Mileage: 76,883 miles. Price: £18,260, £720 less than this car. Dealer: Lookers Volkswagen Teesside in Teesside. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-8a66cf6cf9a9

• The nearest: 2020 Mercedes-Benz GLB AMG Line Premium, 2.0 diesel SUV, black, 25 miles from this car. Mileage: 53,695 miles. Price: £21,899, £2,919 more than this car. Dealer: Lookers Mercedes-Benz of Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2020-d4cd7ed39948