Used (2009) Mercedes SL350 315 HP | Good price
SL 3.5 Convertible 2dr Petrol
- 2009
- 68,913 miles
- 3.5L Petrol
- Cabriolet
- Automatic
- 315 HP (231 kW)
- Details
Good price
Motors.co.uk
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Price checked by AutoUncle
Super price
Good price
Fair price
A bit pricey
Expensive
SL 3.5 Convertible 2dr Petrol
Good price
Motors.co.uk
SL 2dr Auto
Super price
Motors.co.uk
(2008) 2d Tip Auto
Good price
Parkers.co.uk
SL 2dr Auto
Good price
Motors.co.uk
Featured deals
SL 3.7
Good price
Motors.co.uk
SL-Class (2008/08)SL 350 (272bhp)
Super price
Parkers.co.uk
S Class [272] 2dr Tip Auto
Super price
Motors.co.uk
SL 3.5 V6 BlueEfficiency Conve
Good price
Motors.co.uk
S Class 2dr Tip Auto
Super price
Motors.co.uk
S Class [272] 2dr Tip Auto
Good price
Motors.co.uk
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SLS 3.57G-Tronic 2dr **ALL VIEWING
Super price
Motors.co.uk
SL-Class (2007/57)SL 350 (272bhp)
Good price
Parkers.co.uk
SL-Class (2010/60)SL 350 (2008) 2d
Good price
Parkers.co.uk
S-Class[272] 2dr Tip Auto
Super price
Motors.co.uk
S-Class[272] 2dr Tip Auto
Super price
Motors.co.uk
SLNight Edition 2dr Tip Auto
Good price
Motors.co.uk
SLNight Edition 2dr Tip Auto
Good price
Motors.co.uk
SL 2dr Tip Auto
Super price
Motors.co.uk
SLS 3.5 Convertible 2dr Petrol
Good price
Exchange and Mart
SLS 3.5Convertible 2dr Petrol
Good price
Exchange and Mart
Featured deals
SL 2dr Auto
Fair price
Parkers.co.uk
SL-Class (2007/07)SL 350 (272bhp)
Fair price
Parkers.co.uk
SL 3.5 Automatic Convertible
Fair price
Motors.co.uk
SL 2dr Auto
Fair price
Motors.co.uk
S Class 2dr Tip Auto
Fair price
Parkers.co.uk
Featured deals
Used Mercedes SL350
Factors that affect the depreciation of a Mercedes SL350:
- Mileage driven
- Maintenance
- Service history
Depreciation is an important part of calculating the total cost of owning a Mercedes SL350. In addition to the monthly depreciation of £57, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.
Model year | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
2013 Mercedes SL350 | £12,995 - £20,995 | £18,128 | 52,000 miles | +£2,300 | 15 |
2012 Mercedes SL350 | £12,000 - £16,475 | £14,616 | 55,500 miles | - | < 10 |
2010 Mercedes SL350 | £10,995 - £15,995 | £13,138 | 58,100 miles | - | < 10 |
2009 Mercedes SL350 | £7,500 - £14,995 | £11,049 | 71,000 miles | -£920 | < 10 |
2008 Mercedes SL350 | £7,995 - £11,995 | £9,643 | 72,700 miles | -£940 | 15 |
2006 Mercedes SL350 | £4,495 - £9,995 | £7,519 | 82,100 miles | +£600 | 12 |
2007 Mercedes SL350 | £4,995 - £8,995 | £7,301 | 99,000 miles | -£180 | < 10 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
Last updated: 23 March 2026
Variant | Price range* | Avg. Price | Median Mileage | Depreciation | Cars for sale |
|---|---|---|---|---|---|
💰 The budget choice Mercedes SL350 AMG | £4,994 - £19,995 | £17,369 | 51,400 miles | -£2,380 | < 10 |
*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market
The data is based on the cars currently listed on AutoUncle
Last updated: 23 March 2026
The AMG is the cheapest entry point with an average price of £17,369.
Accuracy will improve as more cars from this variant become available
There are the most AMG for sale right now (8), which gives you the most options to choose from.
Accuracy will improve as more cars from this variant become available
The AMG has held its price stable with minimal loss in value over the past year (-£2,380).
Accuracy will improve as more cars from this variant become available
Month | Average market price | Lowest market price | Highest market price | Calculation method |
|---|---|---|---|---|
| 2025 - March | £8,640 | £7,540 | £9,740 | Estimate |
| 2025 - April | £8,600↘ | £7,500 | £9,680 | Estimate |
| 2025 - May | £8,240↘ | £7,180 | £9,300 | Estimate |
| 2025 - June | £8,360↗ | £7,220 | £9,480 | Estimate |
| 2025 - July | £7,900↘ | £6,560 | £9,240 | Estimate |
| 2025 - August | £7,900→ | £6,520 | £9,280 | Estimate |
| 2025 - September | £7,540↘ | £6,120 | £8,980 | Estimate |
| 2025 - October | £7,220↘ | £5,600 | £8,840 | Estimate |
| 2025 - November | £7,720↗ | £6,300 | £9,160 | Estimate |
| 2025 - December | £7,980↗ | £6,480 | £9,460 | Estimate |
| 2026 - January | £8,340↗ | £6,780 | £9,880 | Estimate |
| 2026 - February | £8,340→ | £6,580 | £10,120 | Estimate |
| 2026 - March | £7,960↘ | £5,940 | £9,960 | Estimate |
| 2026 - April | £8,100↗ | - | - | Forecast |
| 2026 - May | £8,240↗ | - | - | Forecast |
| 2026 - June | £8,380↗ | - | - | Forecast |
| 2026 - July | £8,540↗ | - | - | Forecast |
| 2026 - August | £8,680↗ | - | - | Forecast |
| 2026 - September | £8,820↗ | - | - | Forecast |
All estimates and forecasts are based on actual market data
Last updated: 23 March 2026
Average Monthly Depreciation
A summary of the past 12 and an estimation of the next 6 months.
Past 12 months
-£680
Next 6 months
£860
Price checked by AutoUncle
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Are you considering purchasing a used sports car? Look no further than the Mercedes SL350 - an excellent choice! At AutoUncle, we have assembled a collection of 132 used Mercedes SL350 cars sourced from numerous dealership websites and online marketplaces.
The price of a used Mercedes SL350 ranges from £4,975 for the cheapest model to £19,950 for the latest and most well-equipped model.
A pre-owned Mercedes SL350 is valued at different prices depending on mainly five factors: year, engine capacity and power, fuel consumption of the car, mileage and trim level.
For example, a newer model with low mileage or a premium version equipped with a high-performance engine generally demands a higher price than an earlier version with less equipment and higher mileage.
While evaluating the cost of a pre-owned Mercedes SL350, it's crucial to evaluate vehicles with equivalent engines and accessories. Otherwise, you might draw an inaccurate conclusion about which car to buy.
The Mercedes SL350 most commonly uses petrol as its fuel type.
Factor in your driving habits when making a decision about fuel types. How far do you tend to drive in a week? Are they mainly short trips, or do you often find yourself driving longer distances?
If you mostly drive short trips, electric cars, plug-in hybrids or petrol cars may be relevant. If you have a daily commute over longer distances, a modern electric car can be a great choice - especially if you have access to charging at home or at work. Diesel cars may still be relevant in some cases with very long journeys and lack of charging options. Keep in mind that diesel engines with high emissions have been banned from entering cities in a range of countries.
Cabriolet is a favourite among drivers of the Mercedes SL350. Cabrios and convertibles are a great way to add another dimension to the driving experience. Today, most cabrios can be driven year-round as the majority of models have really good hoods and weather gear. Beware that convertibles are typically heavier than normal cars. Because of the lack of roof, thickener is applied underneath the car to strengthen the chassis.
Several vehicles that are similar to the Mercedes SL350 are available.
Favored alternatives for the Mercedes SL350
With a current inventory of 1,491 available models on AutoUncle, the BMW 420 stands out as the top alternative to the Mercedes SL350. Average listing price for the BMW 420 is £18,198.
The Audi TT is another popular pick, with 949 cars currently for sale and an average price of £13,199. Ranked third, the Mazda MX5 is also a good alternative to the Mercedes SL350, and you'll find 556 used Mazda MX5 cars for an average price of £15,000 on AutoUncle.
Considering something greener than the Mercedes SL350? Check out these electric alternatives from the same segment::
Didn't find an electric car to your liking? Take a look at all our available electric cars here.