2018 Mercedes-Benz SLC 2.0 AMG Line

Overview

• Make: Mercedes-Benz
• Model: SLC
• Trim: AMG Line
• Version: 2.0 AMG Line G-Tronic RWD Euro 6 (s/s) 2dr
• Year: 2018
• Mileage: 34,890 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres
• Gearbox: Automatic (G-Tronic)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 34,890 miles on the clock, this 2018 Mercedes-Benz SLC AMG Line has done roughly 9,600 fewer miles than a typical 2018 Mercedes-Benz SLC. The dealer is asking £18,400, which is £937 above the AskCar estimate of £17,463. To work out the AskCar estimate, we analyse UK dealer adverts for 187 Mercedes-Benz SLC cars across different ages and specifications. We first recorded this car for sale 9 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Marshall Mercedes-Benz of Portsmouth, based in Portsmouth. 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: £937 (5%) over the AskCar estimate of £17,463.

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 8 November 2026.

A 2018 Mercedes-Benz SLC with the 2.0 petrol engine is typically advertised at £17,000: the median of the 20 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2018 Mercedes-Benz SLC has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 30 October 2026 at £18,400. 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 8 November 2026: valid until 1 July 2027.

It has had 7 MOTs. The latest, on 29 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 33,610 miles, which matches the advertised 34,890 miles.

Advertised mileage is about 9,600 miles lower than the median mileage of a 2018 Mercedes-Benz SLC on AskCar.

Similar cars

16 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 8 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, black. Mileage: 34,235 miles. Price: £16,900, £1,500 less than this car. Dealer: Sytner Select Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-1b31282ff798
• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, grey. Mileage: 31,100 miles. Price: £20,990, £2,590 more than this car. Dealer: Vipond Cars in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-5ed130b79974
• 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, black. Mileage: 41,000 miles. Price: £15,990, £2,410 less than this car. Dealer: KCS of Surrey in Addlestone. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-22cc267c51b2

• The nearest: 2018 Mercedes-Benz SLC AMG Line, 2.0 petrol convertible, black, 31 miles from this car. Mileage: 67,000 miles. Price: £15,990, £2,410 less than this car. Dealer: James Paul in Horsham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-9bf7663c456b