2021 Mercedes-Benz GLC 2.0 GLC300h MHEV AMG Line

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line
• Version: 2.0 GLC300h Mhev AMG Line G-Tronic+ 4WD Euro 6 (s/s) 5dr Coupe (268 bhp)
• Year: 2021
• Mileage: 25,000 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 268 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 193 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLC AMG Line is advertised with 25,000 miles, approximately 23,200 below the typical mileage for its age. Its asking price of £28,950 is £35 below the AskCar estimate of £28,985. To work out the AskCar estimate, we analyse UK dealer adverts for 2,850 Mercedes-Benz GLC cars across different ages and specifications. This car was first seen in our listings data 1 day ago. Its advertised mileage matches the government's MOT record. It is for sale at Westleigh Prestige in Basildon. 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: £35 (under 1%) under the AskCar estimate of £28,985.

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 2,850 priced Mercedes-Benz GLC adverts across different ages and specifications, as of 7 November 2026.

A 2021 Mercedes-Benz GLC with the 2.0 petrol engine is typically advertised at £24,800: the median of the 127 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2021 Mercedes-Benz GLC advertised 1 day ago. About half of 2021 Mercedes-Benz GLC cars are gone from sale within a month of being advertised: 120 of the 246 first advertised between 9 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £28,950. 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 21 December 2026.

It has had 2 MOTs. The latest, on 10 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 21,233 miles, which matches the advertised 25,000 miles.

Advertised mileage is about 23,200 miles lower than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.

Similar cars

9 other 2021 Mercedes-Benz GLC AMG Line 2.0 petrol automatic SUVs are for sale at UK dealers, from £20,950 to £28,895, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLC AMG Line, 2.0 petrol SUV, grey. Mileage: 39,811 miles. Price: £26,989, £1,961 less than this car. Dealer: Howards Used Car Centre Yeovil in Yeovil. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-2ce9caafa5f2
• 2021 Mercedes-Benz GLC AMG Line, 2.0 petrol SUV, black. Mileage: 41,635 miles. Price: £28,895, £55 less than this car. Dealer: The Car Group UK in Havering. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-1a3e10c1644a
• 2021 Mercedes-Benz GLC AMG Line, 2.0 petrol SUV, blue. Mileage: 44,282 miles. Price: £24,250, £4,700 less than this car. Dealer: Big Motoring World Leeds in Leeds. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-7a39859c4415

• The nearest: 2021 Mercedes-Benz GLC AMG Line, 2.0 petrol SUV, grey, 10 miles from this car. Mileage: 55,540 miles. Price: £24,200, £4,750 less than this car. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-9c9d607cb5be