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MARKET PRICES

2021 Audi S4 - B9

CMB $29,901
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.
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Showing 20 of 20 related listings

2021 Audi S4 Premium Plus Quattro

Original & Highly Original
6865 mi 37k mi
LHD steering LHD
For Sale
$34,995
May 30, 2026

2021 Audi S4 3.0T Premium Plus

6865 mi 44k mi
LHD steering LHD
For Sale
$35,695
May 30, 2026

2021 Audi S4 Premium Plus Sedan

6865 mi 84k mi
LHD steering LHD
For Sale
$27,999
May 24, 2026

2021 Audi S4

Original & Highly Original
6865 mi 60k mi
Manual transmission Automatic
LHD steering LHD
For Sale
$31,894
May 7, 2026

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 49k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$38,995
info
PA Euros
verified
Jun 4, 2026
2021 Audi S4 Premium Plus
Beaverton, Oregon, USA

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 48k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$35,977
info
Beaverton Nissan
verified
May 8, 2026

2021 Audi S4 Premium Plus

Modified
6865 mi 36k mi
Manual transmission Automatic
LHD steering LHD
Sold
$34,250
May 6, 2026

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 65k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$31,999
info
Apr 30, 2026

2021 Audi S4 Prestige

Original & Highly Original
6865 mi 17k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$38,850
info
Autoshow
verified
Feb 26, 2026

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 49k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$35,900
info
Jan 12, 2026

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 9k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$42,999
info
Nov 19, 2025

2021 Audi S4 Prestige

Original & Highly Original
6865 mi 53k mi
Manual transmission Automatic
LHD steering LHD
Not Sold
$29,250
info
Oct 31, 2025

2021 Audi S4 Premium Plus

Modified
6865 mi 31k mi
Manual transmission Automatic
LHD steering LHD
Sold
$39,025
Oct 20, 2025

2021 Audi S4 Premium Plus

Original & Highly Original
6865 mi 60k mi
Manual transmission Automatic
LHD steering LHD
Sold
$28,000
Sep 18, 2025

2021 Audi S4

Original & Highly Original
6865 mi 27k mi
Manual transmission Automatic
LHD steering LHD
Sold
$35,500
Jun 18, 2025

2021 Audi S4 Premium Quattro

Original & Highly Original
6865 mi 46k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$33,500
info
Unlimited Motors
verified
Jun 2, 2025

2021 Audi S4 3.0T Quattro Prestige

Original & Highly Original
6865 mi 38k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$40,990
info
Apr 19, 2025

2021 Audi S4 Premium Plus 3.0 TFSI Quattro

Original & Highly Original
6865 mi 57k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$32,999
info
Porsche Salt Lake City
verified
Jan 17, 2025
2021 Audi S4 Quattro 3.0T Premium Plus
Las Vegas, Nevada, USA

2021 Audi S4 Quattro 3.0T Premium Plus

Original & Highly Original
6865 mi 7k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$42,500
info
Jul 13, 2024
2021 Audi S4 3.0T Premium Plus Quattro
Akron, OH, USA

2021 Audi S4 3.0T Premium Plus Quattro

Original & Highly Original
6865 mi 27k mi
Manual transmission Automatic
LHD steering LHD
Last Asking
$43,495
info
Sep 28, 2023
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