2003 Mercedes-Benz SL 5.0 SL500
Price: £7,490. Good value: £2,116 (22%) under the AskCar estimate of £9,606, our expected asking price for this car from its model, age, mileage and specification, drawing on 374 priced Mercedes-Benz SL adverts on AskCar as of 8 November 2026.
AskCar lists 468 used Mercedes-Benz SL from 344 UK dealerships, as of 8 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SL
- Version: 5.0 Auto RWD 2dr (306 bhp)
- Year: 2003
- Mileage: 71,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors
- Engine: 5.0 litres, 306 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 304 g/km
About this car
At 71,000 miles, this 2003 Mercedes-Benz SL has covered about 6,000 more miles than other 2003 Mercedes-Benz SL cars. Priced at £7,490, it is advertised £2,116 below the AskCar estimate of £9,606. The AskCar estimate draws on 374 Mercedes-Benz SL adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 44 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Ashley Automotive in Bournemouth. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Good value: £2,116 (22%) under the AskCar estimate of £9,606.
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 2003 Mercedes-Benz SL with the 5.0 petrol engine is typically advertised at £10,000: the median of the 15 for sale on AskCar, as of 8 November 2026.
Time on sale
This 2003 Mercedes-Benz SL has been on sale for at least 44 days.
Price history
AskCar first saw this advert on 25 September 2026 at £7,490. 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 8 November 2026: valid until 8 December 2026.
It has had 18 MOTs. The latest, on 9 December 2025, passed.
Advisories at the latest test: offside front upper shock absorbers has a slightly worn bush; offside track rod end ball joint has slight play.
Mileage at that test: 69,148 miles, which matches the advertised 71,000 miles.
Advertised mileage is about 6,000 miles higher 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
40 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,762 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.