2020 Mercedes-Benz SL 4.7 SL500 Grand Edition
Price: £39,995. Good value: £5,230 (11%) under the AskCar estimate of £45,225, 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 10 November 2026.
AskCar lists 462 used Mercedes-Benz SL from 341 UK dealerships, as of 10 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SL
- Trim: Grand Edition
- Version: 4.7 500 Grand Edition 9G-Tronic Plus RWD Euro 6 2dr (448 bhp)
- Year: 2020
- Mileage: 42,038 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 4.7 litres, 448 bhp
- Gearbox: Automatic (9G-Tronic Plus)
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 235 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 Mercedes-Benz SL Grand Edition is advertised with 42,038 miles on the clock. The dealer is asking £39,995, which is £5,230 below the AskCar estimate of £45,225. To work out the AskCar estimate, we analyse UK dealer adverts for 371 Mercedes-Benz SL cars across different ages and specifications. It first appeared in our advert records today. The government's MOT record matches its advertised mileage. It is for sale at Applecross Motor Company in Broxburn. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 10 November 2026.
Applecross Motor Company is rated 4.9 out of 5 on Google.
Price
Good value: £5,230 (11%) under the AskCar estimate of £45,225.
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 10 November 2026.
Time on sale
AskCar first saw this 2020 Mercedes-Benz SL advertised today.
Price history
AskCar first saw this advert on 10 November 2026 at £39,995. 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 10 November 2026: valid until 13 August 2027.
It has had 6 MOTs. The latest, on 13 August 2026, passed.
Advisories at the latest test: offside rear inner road wheel slightly distorted.
Mileage at that test: 40,794 miles, which matches the advertised 42,038 miles.
Browse all Mercedes-Benz SL cars for sale · 2020 Mercedes-Benz SL price guide
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Photos
39 photos of this car are on its AskCar page.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.