2021 Mercedes-Benz S Class 3.0 S500Lh MHEV AMG Line Premium Plus Executive

Price: £54,995. Above the going rate: £4,157 (8%) over the AskCar estimate of £50,838, our expected asking price for this car from its model, age, mileage and specification, drawing on 570 priced Mercedes-Benz S Class adverts on AskCar as of 8 November 2026.

AskCar lists 640 used Mercedes-Benz S Class from 449 UK dealerships, as of 8 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: S Class
  • Trim: AMG Line Premium Plus Executive
  • Version: 3.0 S500Lh Mhev AMG Line AMG Line Premium Plus Executive G-Tronic+ 4WD Euro 6 (s/s) 4dr (Premium Plus, Executive) (429 bhp)
  • Year: 2021
  • Mileage: 86,362 miles
  • Fuel: Petrol, mild hybrid
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres, 429 bhp
  • Gearbox: Automatic (G-Tronic+)
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 204 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz S Class AMG Line Premium Plus Executive is advertised with 86,362 miles, approximately 43,500 above the typical mileage for its age. The dealer is asking £54,995, which is £4,157 above the AskCar estimate of £50,838. To work out the AskCar estimate, we analyse UK dealer adverts for 570 Mercedes-Benz S Class cars across different ages and specifications. It first appeared in our advert records 97 days ago. The latest recorded MOT expiry date is 2 September 2026, which has passed. Confirm its status with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at NSA Motor Vehicles in Milton Keynes. 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: £4,157 (8%) over the AskCar estimate of £50,838.

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.

A 2021 Mercedes-Benz S Class with the 3.0 petrol engine is typically advertised at £54,900: the median of the 17 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz S Class has been on sale for at least 97 days.

Price history

AskCar first saw this advert on 3 August 2026 at £54,995. 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 8 November 2026: the latest record we hold ran out on 2 September 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 3 September 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 62,790 miles, which matches the advertised 86,362 miles.

Advertised mileage is about 43,500 miles higher than the median mileage of a 2021 Mercedes-Benz S Class on AskCar.

Similar cars

5 other 2021 Mercedes-Benz S Class AMG Line Premium Plus Executive 3.0 petrol automatic saloons are for sale at UK dealers, from £50,000 to £62,450, as of 8 November 2026.

The 3 closest to this car in mileage:

Browse all Mercedes-Benz S Class cars for sale · 2021 Mercedes-Benz S Class price guide

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Photos

37 photos of this car are on its AskCar page.

As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.