1999 Mercedes-Benz SL

3.2 SL320 Auto RWD 2dr

£22,990

Above the going rate: £9,737 over the typical £13,253 for this model, age and mileage, drawing on 368 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
SL
Version
3.2 SL320 Auto RWD 2dr
Mileage
70,000 miles
Year
1999
Fuel type
Petrol
Body type
Convertible
Engine
3.2 L
Gearbox
Automatic
Colour
Silver
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
SL320

About this car

This 1999 Mercedes-Benz SL has covered 70,000 miles. At £22,990, it is advertised £9,737 above our estimated market asking price of £13,253. We use UK dealer asking prices, including 368 Mercedes-Benz SL listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 73 days ago. The advertised mileage is lower than the latest MOT reading of 71,554 miles. Ask the dealer to explain. Its MOT is recorded as valid until 18 December 2026. You can find this car at Karmann Classics in Guildford.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 73 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
11 August 2026£22,990
22 October 2026£22,990

Price and mileage comparison

Estimated market asking price: £13,253. The asking price is £9,737 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 368 adverts of this make and model across different ages and specifications.

Mileage concern: the advertised mileage is below the last MOT reading; ask the dealer to explain.

MOT

MOT valid until 18 December 2026. 71,554 miles at the last test.

8 other cars with the same year, trim, gearbox and fuel are for sale from £7,995 to £19,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£7,995110,000 miles
£12,99094,000 miles
£12,994113,200 miles
£14,9951,999 miles
£14,99573,000 miles

These cars have covered 1,999–121,000 miles, compared with 70,000 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 · 1999 Mercedes-Benz SL price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos