2015 Mercedes-Benz SL 3.0 SL400 AMG Sport

Overview

• Make: Mercedes-Benz
• Model: SL
• Trim: AMG Sport
• Version: 3.0 SL400 AMG Sport Auto RWD Euro 6 (s/s) 2dr (328 bhp)
• Year: 2015
• Mileage: 71,693 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 328 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 179 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 71,693 miles, this 2015 Mercedes-Benz SL AMG Sport has covered about 17,600 more miles than other 2015 Mercedes-Benz SL cars. The AskCar estimate for this car is £17,164. It is priced at £18,500, which is £1,336 above that estimate. The AskCar estimate uses 374 UK dealer adverts for the Mercedes-Benz SL, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 33 days ago, the asking price has dropped by £1,500. The government's MOT record matches its advertised mileage. It is for sale at SKV Motors in Romford. 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: £1,336 (7%) over the AskCar estimate of £17,164.

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 374 priced Mercedes-Benz SL adverts across different ages and specifications, as of 8 November 2026.

A 2015 Mercedes-Benz SL with the 3.0 petrol engine is typically advertised at £19,000: the median of the 17 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2015 Mercedes-Benz SL has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 6 October 2026 at £20,000. Its asking price is now £18,500, £1,500 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 6 October 2026: £20,000
• 15 October 2026: £18,920
• 5 November 2026: £18,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 15 April 2027.

It has had 11 MOTs. The latest, on 7 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 68,688 miles, which matches the advertised 71,693 miles.

Advertised mileage is about 17,600 miles higher than the median mileage of a 2015 Mercedes-Benz SL on AskCar.

Similar cars

15 other 2015 Mercedes-Benz SL AMG Sport 3.0 petrol automatic convertibles are for sale at UK dealers, from £15,975 to £24,895, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2015 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, blue. Mileage: 70,383 miles. Price: £17,895, £605 less than this car. Dealer: Christopher Chubb Cars in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2015-07f791ba86b3
• 2015 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, black. Mileage: 74,700 miles. Price: £16,995, £1,505 less than this car. Dealer: MSL Trade Centre in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2015-0535bb69c25e
• 2015 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, silver. Mileage: 77,487 miles. Price: £17,999, £501 less than this car. Dealer: Red Lion Motors in Chelmsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2015-9a749e772a4c