United States Valuation · Updated Oct 2026
Mercedes-Benz SL (R129) Valuation
The current market value of a Mercedes-Benz SL (R129) in the United States is US$19,000, based on 29 verified auction sales in the last 12 months.
Lowest price
US$3,100
Since 2020
Median price
US$19,500
Since 2020 · n=82
Highest price
US$63,500
Since 2020
Sold cars
82
All time
Sell-through
100%
Of 82 lots
Marque Index · United States median
US$19,000
Sales 12mo
29
Active listings
4
Lowest sale
US$3,100
Highest sale
US$63,500
Value YOUR SL
The headline number is the market median. Yours is different. Add your mileage, transmission, and condition — we’ll cross-reference live listings and recent sales for a honest range tailored to your car.
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Value by year
Model years with enough verified sales for their own valuation page.
Recent SL sales
8 most recent · United States
- Source
US$45,500
41k-Mile 1998 Mercedes-Benz SL600
6 Oct 2026 · bring-a-trailer · 41,000 mi
- Source
US$10,250
1993 Mercedes-Benz 500SL
3 Oct 2026 · bring-a-trailer
- Source
US$27,500
45k-Mile 2001 Mercedes-Benz SL500
2 Oct 2026 · bring-a-trailer · 45,000 mi
- Source
US$13,500
1999 Mercedes-Benz SL500
30 Sept 2026 · bring-a-trailer
- Source
US$9,600
1998 Mercedes-Benz SL500
28 Sept 2026 · cars-and-bids · 69,000 mi
- Source
US$39,750
31k-Mile 2001 Mercedes-Benz SL500
27 Sept 2026 · bring-a-trailer · 31,000 mi
- Source
US$50,000
2000 Mercedes-Benz SL500 Designo Slate Blue Edition
26 Sept 2026 · bring-a-trailer
- Source
US$10,450
1999 Mercedes-Benz SL500 Convertible
26 Sept 2026 · mecum
Other Mercedes-Benz valuations
Adjacent models and generations in our index.
Track SL prices over time.
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Indicative only — not investment advice. Past performance is not a reliable indicator of future value.