Mercedes-Benz SL-Class
R129 (4th Gen) - SL 500 SL1 Sport
Market Insights
Best Value Year
1998
Price Trend
Indeterminate. With only three listings showing a wide price variance and differing days on market, a clear price trend cannot be established.
Inventory Level
Low
Buyer Advice
With limited inventory and a wide price range, focus on listings priced below the market average for the best value. The longer a vehicle has been on the market, the more negotiation power you may have. Always conduct a thorough pre-purchase inspection, especially on higher-mileage examples, to assess potential maintenance costs.
Top 2 Recommended Deals
This listing offers the lowest entry price and the most significant estimated savings. Despite having the highest mileage, its long days on market suggest strong negotiation potential, making it the best value proposition for budget-conscious buyers willing to invest in a pre-purchase inspection.
This vehicle is priced below the market average and offers a better mileage figure than the top-ranked deal. While its days on market are slightly less, it still presents a good opportunity for savings and negotiation.
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convertibleLast analyzed: September 1, 2025