2020 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Premium Plus
• Version: 1.3 GLB200 AMG Line Premium Plus DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
• Year: 2020
• Mileage: 33,000 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: 164 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 33,000 miles on the clock, this 2020 Mercedes-Benz GLB AMG Line Premium Plus has done roughly 18,500 fewer miles than a typical 2020 Mercedes-Benz GLB. The dealer is asking £22,990, which is £914 above the AskCar estimate of £22,076. To work out the AskCar estimate, we analyse UK dealer adverts for 822 Mercedes-Benz GLB cars across different ages and specifications. We first recorded this advert 109 days ago, and its asking price has since fallen by £2,000. The government's MOT record matches its advertised mileage. It is advertised by Mazz Motors in Surbiton. 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: £914 (4%) over the AskCar estimate of £22,076.

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.

Time on sale

This 2020 Mercedes-Benz GLB has been on sale for at least 109 days.

Price history

AskCar first saw this advert on 22 July 2026 at £24,990. Its asking price is now £22,990, £2,000 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 23 July 2026: £24,990
• 10 August 2026: £24,790
• 17 August 2026: £24,590
• 14 September 2026: £23,990
• 19 September 2026: £23,490
• 7 November 2026: £22,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 1 June 2027.

It has had 4 MOTs. The latest, on 26 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 32,448 miles, which matches the advertised 33,000 miles.

Advertised mileage is about 18,500 miles lower than the median mileage of a 2020 Mercedes-Benz GLB on AskCar.