2015 Mercedes-Benz SL

3.0 SL400 AMG Sport G-Tronic RWD Euro 6 (s/s) 2dr (328 bhp)

£20,995

Fair price: within 8% of the typical £20,531 for this model, age and mileage, drawing on 365 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
SL
Trim
AMG SPORT
Version
3.0 SL400 AMG Sport G-Tronic RWD Euro 6 (s/s) 2dr (328 bhp)
Mileage
54,686 miles
Year
2015
Fuel type
Petrol
Body type
Convertible
Engine
3.0 L
Gearbox
Automatic
Power
328 bhp
Seats
2
CO2
178 g/km
Colour
Black
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
G-Tronic
Engine badge
SL400
Emissions standard
Euro 6

About this car

This 2015 Mercedes-Benz SL AMG Sport has covered 54,686 miles, around 2,500 fewer than typical for its age. The dealer is asking £20,995, which is £464 above our market estimate of £20,531. Our estimate draws on 365 Mercedes-Benz SL adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £1,000 lower than when we first recorded the advert 22 days ago. Its recorded MOT is valid until 15 August 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Car Brothers NI in Newtownabbey.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 22 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £1,000 from the first recorded £21,995. 1 price reduction recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
2 October 2026£21,995
13 October 2026£20,995
23 October 2026£20,995

Price and mileage comparison

Estimated market asking price: £20,531. The asking price is £464 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 365 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,500 miles lower than typical for a 2015 Mercedes-Benz SL.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 15 August 2027. 54,830 miles at the last test.

21 other cars with the same year, trim, gearbox and fuel are for sale from £15,975 to £35,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£15,97560,900 miles
£15,99596,000 miles
£16,49098,000 miles
£16,99574,700 miles
£17,49083,500 miles

These cars have covered 27,000–98,000 miles, compared with 54,686 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Mercedes-Benz SL cars for sale · 2015 Mercedes-Benz SL price guide

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Vehicle photos

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