Used 2017 Mercedes-Benz SL-Class for Sale nearPort Saint Lucie, FL

How much does the 2017 Mercedes-Benz SL-Class cost?

Prices have softened 7.38% compared to this time last year, making it a favorable time to shop this model year.

There are 106 listings available, which gives you a useful amount of inventory to compare.

If you find a listing below $40,036.91, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2017 Mercedes-Benz SL-Class a good car?

Yes — the 2017 Mercedes-Benz SL-Class earns a 4.67/5 user rating, which points to strong owner satisfaction.

Owners consistently praise its comfort, style, and performance, and they describe the driving experience as immersive. That lines up well with the model’s role as a luxury roadster built for both grand touring and everyday usability. For you, that means it makes the most sense if you want a convertible that prioritizes refinement and driving enjoyment over pure practicality.

With 29.2% of listings marked as good or great deals, you have a decent chance of finding a competitively priced example.

Is the 2017 Mercedes-Benz SL-Class reliable?

Owners rate it 4.67/5, a strong signal of long-term satisfaction.

The owner feedback also points to a car that feels dependable in the ways that matter most to luxury buyers: comfort, performance, and an experience that holds up over time. The recurring praise for its overall ownership experience suggests that many drivers feel confident living with it beyond the initial purchase.

For used buyers, the main long-term risk is less about the core appeal and more about the complexity of the car, so condition and maintenance history matter a lot.

What should I look for when buying a used 2017 Mercedes-Benz SL-Class?

At 59.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean examples from cars with prior damage. After that, prioritize a pre-purchase inspection that focuses on the roof mechanism, electronics, and any signs of wear from complex luxury-car ownership. You should also pay close attention to overall condition, because this model’s appeal depends heavily on how well it has been maintained.

Is now a good time to buy a used 2017 Mercedes-Benz SL-Class?

This is a moderate market, so you can be selective without expecting every listing to be a bargain.

• Deal availability: 29.2% of listings are priced as good or great deals.
• Inventory: There are 106 listings available.
• Price trend: Prices have softened 7.38% compared with last year.
• Clean inventory: 59.4% of listings are accident-free.

If you find a listing below $40,036.91, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2017 Mercedes-Benz SL-Class's resale value?

The current average of $41,178 sits slightly below last year's $44,459.

That kind of price movement suggests the market has cooled, which can help you buy more selectively now but may also mean slower appreciation if you plan to sell later. For a future seller, the key takeaway is that resale value will depend heavily on condition, mileage, and how well the car has been cared for. A well-kept example should still attract interest because this model has a strong enthusiast and luxury appeal.

Vehicles with strong owner satisfaction ratings, like this model year's 4.67/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2017 Mercedes-Benz SL-Class or consider a different year?

If you're weighing the 2017 against nearby model years, here's how to think about it:

Choose the 2017 if:

• 29.2% of listings are priced as good or great deals.
• At 59.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 7.38% compared with last year.
• Owners rate it 4.67/5 — a strong satisfaction signal.

The bottom line: If you want the best balance of updated features, strong owner satisfaction, and a softer market price, the 2017 is the primary year to target. If you are especially price-sensitive, you can also compare nearby years to see whether a cleaner or better-equipped example offers more value for your budget.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.