2003 Mercedes-Benz SL 3.7 SL350
Price: £8,000. Fair price: £207 (2%) under the AskCar estimate of £8,207, our expected asking price for this car from its model, age, mileage and specification, drawing on 371 priced Mercedes-Benz SL adverts on AskCar as of 7 November 2026.
AskCar lists 467 used Mercedes-Benz SL from 341 UK dealerships, as of 7 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SL
- Version: 3.7 SL350 Auto RWD Euro 3 2dr (245 bhp)
- Year: 2003
- Mileage: 55,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 3.7 litres, 245 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 281 g/km
- Emissions standard: Euro 3
About this car
This 2003 Mercedes-Benz SL has covered 55,000 miles, around 9,200 fewer miles than is typical for its age. Its asking price of £8,000 is £207 below the AskCar estimate of £8,207. The AskCar estimate uses UK dealer asking prices, including 371 Mercedes-Benz SL adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 17 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Flat Out Cars in Cranleigh. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £207 (2%) under the AskCar estimate of £8,207.
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
This 2003 Mercedes-Benz SL has been on sale for at least 17 days.
Price history
AskCar first saw this advert on 21 October 2026 at £8,000. 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 20 March 2027.
It has had 22 MOTs. The latest, on 26 February 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 52,965 miles, which matches the advertised 55,000 miles.
Advertised mileage is about 9,200 miles lower than the median mileage of a 2003 Mercedes-Benz SL on AskCar.
Browse all Mercedes-Benz SL cars for sale · 2003 Mercedes-Benz SL price guide
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Photos
26 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.