2020 Mercedes-Benz GLC 2.0 SE Executive

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: SE Executive
• Version: 2.0 SE Executive Auto 4WD
• Year: 2020
• Mileage: 84,272 miles
• Fuel: Petrol
• Body: 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 138 g/km

About this car

This 2020 Mercedes-Benz GLC SE Executive has covered 84,272 miles, around 31,200 more miles than is typical for its age. The dealer is asking £12,295, which is £3,614 below the AskCar estimate of £15,909. To work out the AskCar estimate, we analyse UK dealer adverts for 2,852 Mercedes-Benz GLC cars across different ages and specifications. The asking price is now £305 lower than when we first recorded the advert 151 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Rallysport Automotive in Colchester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Good value: £3,614 (22%) under the AskCar estimate of £15,909.

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 2,852 priced Mercedes-Benz GLC adverts across different ages and specifications, as of 10 November 2026.

A 2020 Mercedes-Benz GLC with the 2.0 petrol engine is typically advertised at £22,000: the median of the 209 for sale on AskCar, as of 10 November 2026.

Time on sale

This 2020 Mercedes-Benz GLC has been on sale for at least 151 days.

Price history

AskCar first saw this advert on 12 June 2026 at £12,600. Its asking price is now £12,295, £305 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 10 July 2026: £12,600
• 13 August 2026: £12,575
• 28 August 2026: £12,545
• 16 September 2026: £12,495
• 4 October 2026: £12,445
• 15 October 2026: £12,345
• 7 November 2026: £12,295

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 11 February 2027.

It has had 2 MOTs. The latest, on 30 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 80,269 miles, which matches the advertised 84,272 miles.

Advertised mileage is about 31,200 miles higher than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.