2021 Mercedes-Benz S Class 3.0

Overview

• Make: Mercedes-Benz
• Model: S Class
• Version: 3.0 Auto Euro 6 4dr
• Year: 2021
• Mileage: 23,000 miles
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Emissions standard: Euro 6

About this car

This 2021 Mercedes-Benz S Class is advertised with 23,000 miles, approximately 19,900 below the typical mileage for its age. The AskCar estimate for this car is £58,901. It is priced at £72,989, which is £14,088 above that estimate. The AskCar estimate uses UK dealer asking prices, including 570 Mercedes-Benz S Class adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 18 days. It is advertised by Blackstone Motors in White City. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £14,088 (23%) over the AskCar estimate of £58,901.

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 570 priced Mercedes-Benz S Class adverts across different ages and specifications, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz S Class has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 21 October 2026 at £72,989. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 19,900 miles lower than the median mileage of a 2021 Mercedes-Benz S Class on AskCar.