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MARKET PRICES

Mercedes-Benz SL400 - R231 (2015 to 2021)

CMB $33,748
The CLASSIC.COM Market Benchmark (CMB) represents a benchmark value for vehicles in this market based on data accumulated by CLASSIC.COM. Actual market value for a specific vehicle will depend on various elements, including the condition of the vehicle.
Largely identical to other R231 SL-Class models on the outside, the SL400's biggest difference is its twin-turbocharged 3.0-liter V6, in...
Model years for Mercedes-Benz SL400 - R231 (2015 to 2021)
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Showing 24 of 79 related listings

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 28k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$48,998
Volo Museum Auto Sales
verified
May 27, 2026

2015 Mercedes-Benz SL 400 AMGline

Original & Highly Original
6865 mi 11k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$39,995
Jun 7, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 90k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$23,900
Jun 7, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 28k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$26,500
Jun 5, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 79k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$25,555
Jun 4, 2026

2015 Mercedes-Benz SL 400 SL-Class Roadster

Original & Highly Original
6865 mi 47k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$21,995
Jun 1, 2026

2015 Mercedes-Benz SL-Class SL 400

6865 mi 152k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$22,900
May 30, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 54k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$24,506
May 11, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 74k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$22,995
May 8, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 46k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$33,995
May 7, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 87k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$25,800
Apr 3, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 64k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$29,898
info
The Highline Group
verified
May 1, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 47k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$33,888
info
Apr 18, 2026
2015 Mercedes-Benz SL400
Austin, Texas, USA

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 63k mi
Manual transmission Automatic
LHD steering LHD
Not Sold
$25,001
info
Apr 2, 2026
2015 Mercedes-Benz SL400
Sarasota, Florida, USA

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 9k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$43,950
info
Classic Cars of Sarasota
verified
Feb 21, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 12k mi
Manual transmission Automatic
LHD steering LHD
Sold
$29,500
Feb 11, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 61k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$24,998
info
Feb 11, 2026

2016 Mercedes-Benz SL400

Original & Highly Original
6865 mi 62k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$24,985
info
Jan 26, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi TMU
Manual transmission Automatic
LHD steering LHD
Sold
$28,600
Jan 25, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 37k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$29,990
info
Jan 20, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 13k mi
Manual transmission Automatic
LHD steering LHD
Not Sold
$31,526
info
Jan 12, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 47k mi
Manual transmission Automatic
LHD steering LHD
Sold
$27,500
Jan 11, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 25k mi
Manual transmission Automatic
LHD steering LHD
Sold
$46,200
Jan 10, 2026

2015 Mercedes-Benz SL400

Original & Highly Original
6865 mi 22k mi
Manual transmission Automatic
LHD steering LHD
Not Sold
$30,750
info
Jan 7, 2026
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