Mercedes-Benz SL-Class
AI Analyzed

Mercedes-Benz SL-Class

R231 (6th Gen) - SL 450

1979-2020 convertible
Overall Average Market Price
$41,614
Range: $27,995 - $59,107

Average Price by Year

Compare prices within the same model year

2017
$39,126
51,733 mi avg
27 listings
2018
$41,875
46,285 mi avg
12 listings
2019
$45,620
31,855 mi avg
10 listings
2020
$45,041
48,550 mi avg
7 listings
56
Active Listings
46,618
Overall Avg Mileage
74
Days on Market

Market Insights

Best Value Year

2017

Price Trend

The market for Mercedes-Benz SL-Class vehicles exhibits a typical depreciation curve, with newer models commanding higher prices and older ones offering more accessible entry points. Significant savings are available across various model years, indicating a competitive market where negotiation is key. Prices range from approximately $28,000 to $59,000, with an average around $41,600.

Inventory Level

Moderate

Buyer Advice

The Mercedes-Benz SL-Class market shows a healthy inventory with a wide price range, offering opportunities for discerning buyers. Focus on models from 2017 for a strong balance of value and condition, as they frequently appear in top deals with significant savings. Be prepared to negotiate, especially on listings that have been on the market longer, as these often present the best opportunities for a favorable price.

Top 15 Recommended Deals

Best Deal
#1
Deal 1
2020 $39,997
Save ~$5,044
55,453 mi Jersey City, NJ 2020
Steven's Jersey City Ford
Deal Score: 74%

This deal stands out with the highest deal score and significant estimated savings, making it the top recommendation. The 2020 model year offers modern features, and while the mileage is slightly above average, the price point and savings are compelling.

VIN: W1KJK6GA7LF061157
View Listing
#2
Deal 2
2019 $43,998
Save ~$1,622
28,062 mi Sacramento, CA 2019
CarMax Sacramento South
Deal Score: 70%

This 2019 SL 450 is a strong contender due to its remarkably low mileage for its year, combined with a solid deal score. It represents a great opportunity to acquire a nearly new luxury convertible.

VIN: WDDJK6GA4KF058442
View Listing
#3
Deal 3
2017 $37,988
Save ~$1,138
31,058 mi Panorama City, CA 2017
City Fine Cars
Deal Score: 67%

Ranked third, this 2017 SL 450 offers a compelling combination of low mileage and a competitive price point, making it an excellent value proposition for a luxury convertible.

VIN: WDDJK6GA9HF047705
View Listing
#4
Deal 4
2020 $42,998
Save ~$2,043
51,705 mi Fort Myers, FL 2020
CarMax Ft. Myers
Deal Score: 57%

This 2020 SL 450 is a strong option, offering a more recent model year with good mileage and significant savings. Its short time on the market suggests it's priced attractively.

VIN: W1KJK6GA3LF061656
View Listing
#5
Deal 5
2017 $36,380
Save ~$2,746
49,015 mi Jacksonville, FL 2017
Da Vinci Automotive
Deal Score: 57%

This 2017 SL 450 is a great value pick, offering substantial savings and reasonable mileage. Its longer days on market indicate potential for a strong negotiation.

VIN: WDDJK6GA8HF044455
View Listing
#6
Deal 6
2017 $37,825
Save ~$1,301
42,698 mi Marietta, GA 2017
Porsche Atlanta Northwest
Deal Score: 54%

This 2017 SL 450 is a solid choice, featuring lower-than-average mileage for its year and a good deal score, representing a well-balanced purchase.

VIN: WDDJK6GA6HF047354
View Listing
#7
Deal 7
2017 $37,650
Save ~$1,476
50,530 mi Virginia Beach, VA 2017
Best Buy Wheels
Deal Score: 52%

This 2017 SL 450 is recommended for its reasonable price and mileage, and importantly, its extended time on the market suggests strong negotiation potential.

VIN: WDDJK6GA1HF047102
View Listing
#8
Deal 8
2017 $34,999
Save ~$4,127
47,717 mi Sacramento, CA 2017
BucketBuddy Auto LLC
Deal Score: 50%

This 2017 SL 450 offers a great combination of a competitive price, good mileage, and substantial estimated savings, making it a standout deal.

VIN: WDDJK6GA5HF048382
View Listing
#9
Deal 9
2017 $34,494
Save ~$4,632
75,793 mi Coventry, CT 2017
Coventry Motorcar
Deal Score: 49%

This 2017 SL 450 presents a significant savings opportunity, and its long days on market indicate strong potential for negotiation, despite the higher mileage.

VIN: WDDJK6GA1HF046497
View Listing
#10
Deal 10
2018 $33,643
Save ~$8,232
81,334 mi Dallas, TX 2018
Texas Cars Direct
Deal Score: 47%

This 2018 SL 450 offers the largest estimated savings among the top deals, making it an attractive option for budget-conscious buyers, especially given its moderate days on market.

VIN: WDDJK6GA3JF050590
View Listing
#11
Deal 11
2017 $38,980
Save ~$146
50,395 mi Jacksonville, FL 2017
Da Vinci Automotive
Deal Score: 46%

This 2017 SL 450 is a decent option with reasonable mileage and a fair price, though it offers minimal estimated savings compared to others.

VIN: WDDJK6GA6HF046771
View Listing
#12
Deal 12
2018 $34,995
Save ~$6,880
72,690 mi Fuquay Varina, NC 2018
Karma - Fuquay Varina
Deal Score: 46%

This 2018 SL 450 presents a significant savings opportunity and has been on the market for a moderate duration, suggesting room for negotiation.

VIN: WDDJK6GA8JF054280
View Listing
#13
Deal 13
2017 $35,994
Save ~$3,132
44,796 mi Fayetteville, NC 2017
Dax's Deals, Inc
Deal Score: 45%

This 2017 SL 450 is a good option with relatively low mileage for its year and a competitive price, offering decent savings.

VIN: WDDJK6GA8HF046044
View Listing
#14
Deal 14
2020 $41,075
Save ~$3,966
62,933 mi McKinney, TX 2020
Ride 'N Drive
Deal Score: 43%

This 2020 SL 450 offers a more recent model year with good estimated savings, making it a solid choice despite its mileage.

VIN: W1KJK6GA9LF061306
View Listing
#15
Deal 15
2018 $35,210
Save ~$6,665
70,329 mi Tempe, AZ 2018
Cars Land LLC
Deal Score: 42%

This 2018 SL 450 provides substantial estimated savings and has been on the market for a considerable time, indicating strong negotiation potential.

VIN: WDDJK6GAXJF050814
View Listing
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Last analyzed: May 1, 2026