2003 Mercedes-Benz SL 5.4 SL55 AMG

Overview

• Make: Mercedes-Benz
• Model: SL
• Trim: AMG
• Version: 5.4 SL55 Kompressor AMG Auto RWD Euro 4 2dr (476 bhp)
• Year: 2003
• Mileage: 61,951 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 5.4 litres, 476 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 324 g/km
• Emissions standard: Euro 4, ULEZ compliant

About this car

This 2003 Mercedes-Benz SL AMG has covered 61,951 miles, around 3,000 fewer miles than is typical for its age. Its asking price of £17,995 is £50 below the AskCar estimate of £18,045. To work out the AskCar estimate, we analyse UK dealer adverts for 372 Mercedes-Benz SL cars across different ages and specifications. It first appeared in our advert records 161 days ago. Our records show an MOT expiry date of 9 June 2026, which has passed. Ask the dealer for an update. Its advertised mileage matches the government's MOT record. The seller is TSN Motors Blackburn, based in Blackburn. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £50 (under 1%) under the AskCar estimate of £18,045.

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 372 priced Mercedes-Benz SL adverts across different ages and specifications, as of 5 November 2026.

Time on sale

This 2003 Mercedes-Benz SL has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £15,995. Its asking price is now £17,995, £2,000 more.

Price changes recorded:

• 29 May 2026: £15,995
• 16 June 2026: £15,795
• 27 June 2026: £15,495
• 1 July 2026: £15,295
• 8 July 2026: £14,995
• 28 October 2026: £17,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 9 June 2026; ask the dealer for the current MOT.

It has had 24 MOTs. The latest, on 10 June 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 61,044 miles, which matches the advertised 61,951 miles.

Advertised mileage is about 3,000 miles lower than the median mileage of a 2003 Mercedes-Benz SL on AskCar.

Similar cars

8 other 2003 Mercedes-Benz SL AMG 5.4 petrol automatic convertibles are for sale at UK dealers, from £14,995 to £36,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2003 Mercedes-Benz SL AMG, 5.4 petrol convertible, black. Mileage: 65,000 miles. Price: £14,995, £3,000 less than this car. Dealer: Paul Blaney Motors in Belfast. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2003-1bccaf375132
• 2003 Mercedes-Benz SL AMG, 5.4 petrol convertible, silver. Mileage: 56,868 miles. Price: £21,995, £4,000 more than this car. Dealer: Ron Hodgson Specialist Cars in Southport. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2003-bf6835546595
• 2003 Mercedes-Benz SL AMG, 5.4 petrol convertible, silver. Mileage: 51,563 miles. Price: £18,995, £1,000 more than this car. Dealer: Allwood Automobiles in Waltham Cross. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2003-4542da9c8bf2