2017 Mercedes-Benz SL 3.0 SL400 V6 Edition

Overview

• Make: Mercedes-Benz
• Model: SL
• Trim: Edition
• Version: 3.0 SL400 V6 Edition G-Tronic+ RWD Euro 6 (s/s) 2dr Roadster (362 bhp)
• Year: 2017
• Mileage: 20,351 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 362 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 175 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Mercedes-Benz SL Edition has covered 20,351 miles, around 12,900 fewer miles than is typical for its age. The dealer is asking £34,989, which is £897 above the AskCar estimate of £34,092. To work out the AskCar estimate, we analyse UK dealer adverts for 371 Mercedes-Benz SL cars across different ages and specifications. This car was first seen in our listings data 2 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Stirling Cars in Hoddesdon. 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: £897 (2%) over the AskCar estimate of £34,092.

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 371 priced Mercedes-Benz SL adverts across different ages and specifications, as of 7 November 2026.

Time on sale

AskCar first saw this 2017 Mercedes-Benz SL advertised 2 days ago.

Price history

AskCar first saw this advert on 5 November 2026 at £34,989. 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 14 December 2026.

It has had 7 MOTs. The latest, on 4 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 18,538 miles, which matches the advertised 20,351 miles.

Advertised mileage is about 12,900 miles lower than the median mileage of a 2017 Mercedes-Benz SL on AskCar.

Similar cars

1 other 2017 Mercedes-Benz SL Edition 3.0 petrol automatic convertible is for sale at UK dealers, as of 7 November 2026.

The closest to this car in mileage:

• 2017 Mercedes-Benz SL Edition, 3.0 petrol convertible, black. Mileage: 45,331 miles. Price: £28,490, £6,499 less than this car. Dealer: Phantom Motor Company in Hindley Green. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2017-ec6bf6eb2bca