2021 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLB
• Trim: AMG Line Premium
• Version: 1.3 GLB200 AMG Line Premium DCT FWD Euro 6 (s/s) 5dr 2) 7G (161 bhp)
• Year: 2021
• Mileage: 24,580 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 7 seats
• Engine: 1.3 litres, 161 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 163 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 24,580 miles, this 2021 Mercedes-Benz GLB AMG Line Premium has covered about 22,300 fewer miles than other 2021 Mercedes-Benz GLB cars. Priced at £21,995, it is advertised £1,398 below the AskCar estimate of £23,394. The AskCar estimate draws on 822 Mercedes-Benz GLB adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 54 days ago, and its asking price has since fallen by £1,500. Its advertised mileage matches the government's MOT record. It is advertised by Aim Autos in York. 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: £1,398 (5%) under the AskCar estimate of £23,394.

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.

A 2021 Mercedes-Benz GLB with the 1.3 petrol engine is typically advertised at £21,000: the median of the 51 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz GLB has been on sale for at least 54 days.

Price history

AskCar first saw this advert on 15 September 2026 at £23,495. Its asking price is now £21,995, £1,500 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 15 September 2026: £23,495
• 21 September 2026: £24,700
• 22 September 2026: £23,495
• 26 September 2026: £23,395
• 15 October 2026: £23,495
• 17 October 2026: £23,295
• 24 October 2026: £22,995
• 27 October 2026: £22,795
• 1 November 2026: £22,495
• 7 November 2026: £21,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 6 September 2027.

It has had 3 MOTs. The latest, on 7 September 2026, passed.

Advisories at the latest test: central windscreen damaged but not adversely affecting driver's view SMALL CHIP IN SCREEN.

Mileage at that test: 24,549 miles, which matches the advertised 24,580 miles.

Advertised mileage is about 22,300 miles lower than the median mileage of a 2021 Mercedes-Benz GLB on AskCar.

Similar cars

15 other 2021 Mercedes-Benz GLB AMG Line Premium 1.3 petrol automatic SUVs are for sale at UK dealers, from £18,480 to £23,498, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, blue. Mileage: 29,250 miles. Price: £22,495, £500 more than this car. Dealer: Georgesons Car Sales in Liverpool. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-2023651efade
• 2021 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, black. Mileage: 33,468 miles. Price: £23,117, £1,122 more than this car. Dealer: Stratstone Mercedes-Benz of Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-668eefd86e11
• 2021 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, blue. Mileage: 33,850 miles. Price: £22,995, £1,000 more than this car. Dealer: Skinners Of Rye in Rye. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-c1cb2422bd41

• The nearest: 2021 Mercedes-Benz GLB AMG Line Premium, 1.3 petrol SUV, grey, 48 miles from this car. Mileage: 51,400 miles. Price: £19,995, £2,000 less than this car. Dealer: CC Cars in Dukinfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-91e74fe85a2a