Mercedes-Benz SL-Class
AI Analyzed

Mercedes-Benz SL-Class

R231 (6th Gen) - SL 450

1979-2020 convertible
Overall Average Market Price
$45,064
Range: $26,855 - $63,175

Average Price by Year

Compare prices within the same model year

2017
$38,453
55,412 mi avg
11 listings
2019
$49,147
20,177 mi avg
5 listings
2020
$58,141
25,350 mi avg
4 listings
20
Active Listings
40,591
Overall Avg Mileage
11
Days on Market

Market Insights

Best Value Year

2017

Price Trend

Prices for the Mercedes-Benz SL-Class are stable, with newer model years commanding higher prices and older models offering more accessible entry points. Significant variations in pricing for similar mileage and age suggest that market conditions and specific vehicle conditions play a large role, creating opportunities for negotiation, especially on listings that have been active for over a week.

Inventory Level

Moderate

Buyer Advice

The Mercedes-Benz SL-Class market currently shows a moderate inventory with a wide price range, indicating opportunities for savvy buyers. Newer models offer the latest features but come at a premium, while older models, particularly from 2017, present excellent value, especially if mileage is not a primary concern. Focus on listings with significant estimated savings and consider vehicles that have been on the market for a slightly longer period, as these may offer more negotiation flexibility. Patience and targeted offers will be key to securing a great deal.

Top 14 Recommended Deals

Best Deal
#1
Deal 1
2020 $56,831
Save ~$1,310
22,500 mi Paducah, KY 2020
Paducah Ford Mazda
Deal Score: 77%

This deal stands out with the highest deal score, indicating excellent overall value. It features a very low mileage for its year and offers a solid estimated saving, making it a top recommendation.

VIN: W1KJK6GA1LF061039
View Listing
#2
Deal 2
2019 $46,987
Save ~$2,160
24,017 mi Gilbert, AZ 2019
Mercedes Benz of Gilbert
Deal Score: 59%

This listing offers a strong deal score and one of the highest estimated savings among the newer models, combined with very low mileage, making it a highly attractive option.

VIN: WDDJK6GAXKF056730
View Listing
#3
Deal 3
2017 $36,991
Save ~$1,462
36,464 mi Issaquah, WA 2017
Evergreen Ford
Deal Score: 56%

This 2017 model offers a solid deal score and a good estimated saving, with relatively low mileage for its year and a short time on the market, suggesting it's a well-priced unit.

VIN: WDDJK6GA6HF049315
View Listing
#4
Deal 4
2017 $38,325
Save ~$128
52,387 mi Ridgeland, MS 2017
Porsche Jackson
Deal Score: 49%

This 2017 SL 450 is a decent option, offering a reasonable price point and mileage. While estimated savings are minimal, its presence on the market for 16 days might provide some negotiation leverage.

VIN: WDDJK6GA5HF045563
View Listing
#5
Deal 5
2017 $36,199
Save ~$2,254
62,081 mi Franklin, TN 2017
Ford Lincoln of Franklin
Deal Score: 48%

This 2017 SL 450 presents a good opportunity with a significant estimated saving and a competitive price, especially considering it has been available for 24 days.

VIN: WDDJK6GAXHF048538
View Listing
#6
Deal 6
2020 $57,673
Save ~$468
28,724 mi Pinellas Park, FL 2020
Alfa Romeo Maserati St. Petersburg
Deal Score: 46%

This 2020 SL 450 is a strong contender due to its low mileage and recent listing, indicating it's a fresh opportunity in the market. The estimated savings are smaller, but the overall value is still good.

VIN: W1KJK6GA8LF061474
View Listing
#7
Deal 7
2017 $29,999
Save ~$8,454
91,000 mi Massapequa, NY 2017
786 Auto Group
Deal Score: 46%

This 2017 SL 450 is a remarkable deal, offering the largest estimated savings in the list. While it has higher mileage, the price point makes it an excellent value proposition for those prioritizing savings.

VIN: WDDJK6GA8HF043421
View Listing
#8
Deal 8
2020 $54,884
Save ~$3,257
32,819 mi Sandy Springs, GA 2020
Gravity Autos Sandy Springs
Deal Score: 45%

This 2020 SL 450 offers a good balance of a newer model year, relatively low mileage, and a substantial estimated saving, making it a strong value proposition.

VIN: W1KJK6GA0LF061839
View Listing
#9
Deal 9
2019 $46,071
Save ~$3,076
31,079 mi Kennesaw, GA 2019
Genesis of Kennesaw
Deal Score: 44%

This 2019 SL 450 is a great find, offering a good deal score, solid estimated savings, and relatively low mileage for its year.

VIN: WDDJK6GAXKF057327
View Listing
#10
Deal 10
2017 $37,398
Save ~$1,055
60,276 mi Fife, WA 2017
Porsche Tacoma
Deal Score: 43%

This 2017 SL 450 is a solid choice, offering a competitive price and reasonable mileage for its age. Its presence on the market for 7 days suggests it's a fresh listing with potential for negotiation.

VIN: WDDJK6GA8HF044908
View Listing
#11
Deal 11
2017 $33,988
Save ~$4,465
78,621 mi Hendersonville, TN 2017
Rhythm Chrysler Dodge Jeep Ram
Deal Score: 43%

This 2017 SL 450 stands out with a substantial estimated saving and a very attractive price point, making it a great value, especially considering its recent listing.

VIN: WDDJK6GA1HF042871
View Listing
#12
Deal 12
2017 $26,855
Save ~$11,598
103,854 mi Boca Raton, FL 2017
Jidd Perfromance
Deal Score: 42%

This 2017 SL 450 is the most budget-friendly option, boasting the highest estimated savings. While it has the highest mileage among the listed deals, the price makes it an incredible value for those seeking maximum savings.

VIN: WDDJK6GA7HF048819
View Listing
#13
Deal 13
2017 $36,670
Save ~$1,783
63,616 mi Williamsburg, VA 2017
Auto Haus of Williamsburg
Deal Score: 41%

This 2017 SL 450 offers a good balance of price and mileage, with a decent estimated saving. Its short time on the market suggests it's a desirable vehicle.

VIN: WDDJK6GA3HF045187
View Listing
#14
Deal 14
2019 $46,990
Save ~$2,157
26,298 mi Carrollton, TX 2019
Epic Motors
Deal Score: 37%

This 2019 SL 450 is a solid option with low mileage and a respectable estimated saving. Its recent listing indicates it's a fresh opportunity in the market.

VIN: WDDJK6GA5KF056473
View Listing
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Last analyzed: July 1, 2026