2018 Mercedes-Benz SLC 2.0 SLC300 AMG Line

Overview

• Make: Mercedes-Benz
• Model: SLC
• Trim: AMG Line
• Version: 2.0 SLC300 AMG Line G-Tronic RWD Euro 6 (s/s) 2dr (242 bhp)
• Year: 2018
• Mileage: 46,500 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 138 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2018 Mercedes-Benz SLC AMG Line is 46,500 miles. Its asking price of £19,499 is £1,185 above the AskCar estimate of £18,314. To work out the AskCar estimate, we analyse UK dealer adverts for 187 Mercedes-Benz SLC cars across different ages and specifications. We have tracked this advert for 57 days. Its advertised mileage matches the government's MOT record. It is advertised by Blakedown Car Company in Wolverhampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,185 (6%) over the AskCar estimate of £18,314.

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 187 priced Mercedes-Benz SLC adverts across different ages and specifications, as of 9 November 2026.

A 2018 Mercedes-Benz SLC with the 2.0 petrol engine is typically advertised at £17,000: the median of the 19 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2018 Mercedes-Benz SLC has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 13 September 2026 at £19,499. 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 9 November 2026: valid until 28 March 2027.

It failed its MOT on 27 March 2025 and passed 2 days later, on 29 March 2025.

There were no advisories at the latest test.

Mileage at that test: 36,827 miles, which matches the advertised 46,500 miles.

Advertised mileage is about 1,500 miles higher than the median mileage of a 2018 Mercedes-Benz SLC on AskCar.

Similar cars

15 other 2018 Mercedes-Benz SLC AMG Line 2.0 petrol automatic convertibles are for sale at UK dealers, from £12,995 to £21,995, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, white. Mileage: 46,899 miles. Price: £17,695, £1,804 less than this car. Dealer: Hitchfields in Huddersfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-1622c93f4c05
• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, grey. Mileage: 45,001 miles. Price: £16,895, £2,604 less than this car. Dealer: Group 1 Automotive Mercedes-Benz of North Wales in Conwy. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-ec7bc940c85f
• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, silver. Mileage: 42,715 miles. Price: £17,700, £1,799 less than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-290d60667c39

• The nearest: 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, grey, 33 miles from this car. Mileage: 79,040 miles. Price: £15,500, £3,999 less than this car. Dealer: The Motoring Centre in Royal Leamington Spa. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-1ec1491b31bb