Mercedes-Benz SL-Class
AI Analyzed

Mercedes-Benz SL-Class

R231 (6th Gen) - SL 450

1979-2020 convertible
Average Market Price
$39,520
Range: $25,999 - $58,980
40
Active Listings
56,202
Avg Mileage
85
Days on Market

Market Insights

Best Value Year

2018

Price Trend

Prices are generally stable for 2017-2019 models, with a noticeable increase for 2020 models. Older models with higher mileage are priced lower.

Inventory Level

Moderate

Buyer Advice

When looking for a Mercedes-Benz SL-Class, prioritize models from 2017-2019 for the best balance of features and value. Focus on listings priced below the market average, and pay close attention to mileage and maintenance history. Longer days on market can indicate room for negotiation. Consider certified pre-owned options for added peace of mind.

Top 5 Recommended Deals

Best Deal
#1
Deal 1
2018 $29,497
Save ~$10,023
39,605 mi Orlando, FL 2018
HGreg.com Orlando
Deal Score: 42%

Exceptional value with the lowest price relative to market average, significantly below-average mileage, and the longest days on market, indicating strong negotiation potential.

VIN: WDDJK6GA1JF050331
#2
Deal 2
2018 $25,999
Save ~$13,521
54,320 mi Apopka, FL 2018
HIGHLINE AUTO SALES
Deal Score: 38%

The lowest absolute price in the dataset, combined with good mileage for its price and a reasonable number of days on market, makes this a standout deal.

VIN: WDDJK6GA8JF051041
#3
Deal 3
2017 $28,995
Save ~$10,525
85,095 mi National City, CA 2017
Grand Motors
Deal Score: 33%

Offers a very low price point and the longest days on market, suggesting significant room for negotiation, despite having higher mileage than average.

VIN: WDDJK6GA5HF045658
#4
Deal 4
2018 $26,900
Save ~$12,620
90,554 mi Marietta, GA 2018
Marietta Auto Sales LLC
Deal Score: 30%

Features one of the lowest prices and moderate days on market, though mileage is considerably above average. The price advantage is the primary driver of its value.

VIN: WDDJK6GA4JF052008
#5
Deal 5
2019 $33,006
Save ~$6,514
77,163 mi Conyers, GA 2019
Evolution Cars
Deal Score: 28%

Presents a strong price advantage and a good number of days on market, offering negotiation leverage, even though its mileage is above the market average.

VIN: WDDJK6GA3KF057623
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Last analyzed: September 1, 2025