2021 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 2) 7G (161 bhp)
• Year: 2021
• Mileage: 43,100 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

At 43,100 miles, this 2021 Mercedes-Benz GLB AMG Line Premium Plus has covered about 4,300 fewer miles than other 2021 Mercedes-Benz GLB cars. The AskCar estimate for this car is £23,785. It is priced at £22,990, which is £795 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 841 Mercedes-Benz GLB cars across different ages and specifications. The asking price is now £4,000 lower than when we first recorded the advert 163 days ago. Our records show an MOT expiry date of 17 November 2025, which has passed. Ask the dealer for an update. The government's MOT record matches its advertised mileage. It is advertised by Lkc Motors in Worksop. 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: £795 (3%) under the AskCar estimate of £23,785.

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 2021 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £21,000: the median of the 52 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 Mercedes-Benz GLB has been on sale for at least 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £26,990. Its asking price is now £22,990, £4,000 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 29 May 2026: £26,990
• 29 June 2026: £24,990
• 27 October 2026: £22,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 17 November 2025; ask the dealer for the current MOT.

It has had one MOT, on 18 November 2024, and passed.

There were no advisories at the latest test.

Mileage at that test: 33,301 miles, which matches the advertised 43,100 miles.

Advertised mileage is about 4,300 miles lower than the median mileage of a 2021 Mercedes-Benz GLB on AskCar.

Similar cars

7 other 2021 Mercedes-Benz GLB AMG Line Premium Plus 1.3 petrol automatic SUVs are for sale at UK dealers, from £19,994 to £25,450, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLB AMG Line Premium Plus, 1.3 petrol SUV, black. Mileage: 49,368 miles. Price: £24,275, £1,285 more than this car. Dealer: JMV Cars Ltd of Shorne in Gravesend. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-4e052276f7ac
• 2021 Mercedes-Benz GLB AMG Line Premium Plus, 1.3 petrol SUV, white. Mileage: 34,626 miles. Price: £23,499, £509 more than this car. Dealer: Prestige Motor Trader in Croydon. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-7481582e1d18
• 2021 Mercedes-Benz GLB AMG Line Premium Plus, 1.3 petrol SUV, white. Mileage: 33,100 miles. Price: £24,490, £1,500 more than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-3052f26bc530

• The nearest: 2021 Mercedes-Benz GLB AMG Line Premium Plus, 1.3 petrol SUV, white, 46 miles from this car. Mileage: 74,500 miles. Price: £19,994, £2,996 less than this car. Dealer: BVG Automotive in Oldham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-715a22f9f7b6