1999 Mercedes-Benz SL600 Market Value & Price History
The 1999 Mercedes-Benz SL600 has a current market value of $29,900 as of Oct 7, 2026, based on 23 verified auction sales tracked by DriveIndex, with half of the verified USD sales since 2013 between $18,650 and $35,000. Based on US sales through Aug 28, 2026. 1 has sold in the past 12 months.
Data: DriveIndex. 23 verified auction sales for the 1999 Mercedes-Benz SL600, latest sale Aug 28, 2026. Value as of Oct 7, 2026. Methodology
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Open the SL600 on DriveIndex →1999 Mercedes-Benz SL600 Price History
The median 1999 Mercedes-Benz SL600 sold for $23,000 in 2025, against $23,125 in 2020. Each row is the median of the verified sales recorded in that calendar year, so it moves with the mix of mileages and options that came to market as well as with the market itself.
| Year | Median sale | Sales |
|---|---|---|
| 2025 | $23,000 | 3 |
| 2021 | $35,000 | 5 |
| 2020 | $23,125 | 4 |
Years with fewer than three verified USD sales are omitted — a one-sale “median” is a single car, not a market.
Recent 1999 Mercedes-Benz SL600 Auction Results
| Sold | Price | Mileage | Gearbox |
|---|---|---|---|
| Aug 28, 2026 | $35,000 | 37,222 mi | Automatic |
| Jun 11, 2025 | $27,250 | 46,000 mi | Automatic |
| Mar 25, 2025 | $21,500 | 49,000 mi | Automatic |
| Feb 21, 2025 | $23,000 | 34,000 mi | Automatic |
| Apr 12, 2024 | $22,500 | 52,000 mi | Automatic |
| Nov 2, 2023 | $22,750 | 56,000 mi | Automatic |
| Feb 7, 2022 | $30,500 | 52,000 mi | Automatic |
| Dec 20, 2021 | $23,500 | 43,000 mi | Automatic |
| Jun 17, 2021 | $61,000 | 21,000 mi | Automatic |
| Jun 9, 2021 | $35,000 | 16,374 mi | Automatic |
| Jun 5, 2021 | $47,000 | 30,000 mi | Automatic |
| Apr 27, 2021 | $29,000 | 35,000 mi | Automatic |
| Dec 14, 2020 | $45,000 | 33,000 mi | Automatic |
| Sep 7, 2020 | $33,000 | 23,000 mi | Automatic |
| Apr 28, 2020 | $13,250 | 68,000 mi | Automatic |
Verified results from the world's leading collector-car auction houses and marketplaces.
All Mercedes-Benz SL600 auction results →See the full picture on the 1999 Mercedes-Benz SL600
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Mercedes-Benz SL600 by Year
Which SL600 year should you buy? Every year compared →1999 Mercedes-Benz SL600: Frequently Asked Questions
How much is a 1999 Mercedes-Benz SL600 worth?
A 1999 Mercedes-Benz SL600 is worth approximately $29,900 as of Oct 7, 2026, based on 23 verified auction sales tracked by DriveIndex. Based on US sales through Aug 28, 2026. Half of all verified sales fall between $18,650 and $35,000; the full verified range is $11,550 to $61,000. Condition, mileage and options move an individual car within that band.
How much did a 1999 Mercedes-Benz SL600 cost new?
The 1999 Mercedes-Benz SL600 carried an original MSRP of $128,950. Verified examples now trade around $29,900.
How much has the 1999 Mercedes-Benz SL600 depreciated?
The 1999 Mercedes-Benz SL600 is worth about 77% less than it cost new: it carried an original MSRP of $128,950, and verified examples now trade around $29,900. That compares today's value with the sticker price, not adjusted for inflation.
How many 1999 Mercedes-Benz SL600 sell per year?
1 has sold at auction in the past 12 months. DriveIndex has tracked 23 1999 Mercedes-Benz SL600 sales in total.
Are 1999 Mercedes-Benz SL600 sale prices higher or lower than a year ago?
There aren't yet enough recent sales to compute a reliable 12-month price direction for the 1999 Mercedes-Benz SL600. The full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection are part of DriveIndex Pro.
Where can I buy a 1999 Mercedes-Benz SL600?
DriveIndex tracks for-sale listings and auction results for the 1999 Mercedes-Benz SL600 from the world's leading collector-car auction houses and marketplaces.
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