2014 Mercedes-Benz SL 3.0 SL400 AMG Sport

Overview

• Make: Mercedes-Benz
• Model: SL
• Trim: AMG Sport
• Version: 3.0 SL400 AMG Sport G-Tronic RWD Euro 6 (s/s) 2dr (328 bhp)
• Year: 2014
• Mileage: 138,260 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 328 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2014 Mercedes-Benz SL AMG Sport is advertised with 138,260 miles, approximately 82,000 above the typical mileage for its age. The AskCar estimate for this car is £10,403. It is priced at £15,000, which is £4,597 above that estimate. The AskCar estimate uses UK dealer asking prices, including 365 Mercedes-Benz SL adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 132 days ago. The latest recorded MOT expiry date is 9 September 2026, which has passed. Confirm its status with the dealer. The government's MOT record matches its advertised mileage. It is advertised by Strafford Cars in Brighton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £4,597 (44%) over the AskCar estimate of £10,403.

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 365 priced Mercedes-Benz SL adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2014 Mercedes-Benz SL has been on sale for at least 132 days.

Price history

AskCar first saw this advert on 27 June 2026 at £14,500. Its asking price is now £15,000, £500 more.

Price changes recorded:

• 28 June 2026: £14,500
• 30 September 2026: £15,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 9 September 2026; ask the dealer for the current MOT.

It has had 9 MOTs. The latest, on 3 September 2025, passed.

Advisories at the latest test: offside front seat belt webbing slightly damaged or frayed; nearside rear tyre worn close to legal limit/worn on edge 1.6mm; offside rear tyre worn close to legal limit/worn on edge 1.8mm.

Mileage at that test: 137,516 miles, which matches the advertised 138,260 miles.

Advertised mileage is about 82,000 miles higher than the median mileage of a 2014 Mercedes-Benz SL on AskCar.

Similar cars

3 other 2014 Mercedes-Benz SL AMG Sport 3.0 petrol automatic convertibles are for sale at UK dealers, from £16,418 to £20,990, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2014 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, silver. Mileage: 95,325 miles. Price: £16,450, £1,450 more than this car. Dealer: Boss Motor Company in Chesham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2014-cf0988628723
• 2014 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, silver. Mileage: 94,550 miles. Price: £16,418, £1,418 more than this car. Dealer: Smith Premier in Hemel Hempstead. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2014-d1f7fbd68d6b
• 2014 Mercedes-Benz SL AMG Sport, 3.0 petrol convertible, grey. Mileage: 43,000 miles. Price: £20,990, £5,990 more than this car. Dealer: JJG (Surrey) in Woking. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2014-b233dc56b9fa