Live US dealer listings Median-priced benchmark Updated 2026-08-28
Market price · Used 2020 Mercedes-Benz SLC-Class 20 listings tracked

Used 2020 Mercedes-Benz SLC-Class Price in the US

A used 2020 Mercedes-Benz SLC-Class in the US typically lists for $28,514–$37,996, with a median asking price of $34,239 across 20 active US dealer listings (as of 2026-08-28). The cheapest one listed right now is $19,651, a 2020 Slc300 in Detroit, MI — below 95% of the market, so expect an older model year, a base trim or high mileage.

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Cheapest 10 listed right now

ranked by price
  1. $19,651
    2020 Mercedes-Benz SLC-Class Slc300
    102,163 mi · Detroit, MI · Southfield Quality Cars
    View listing →
  2. 2020 Mercedes-Benz SLC-Class
    $23,100
    2020 Mercedes-Benz SLC-Class Slc300
    47,551 mi · San Marcos, TX · FORZA AUTOGROUP
    View listing →
  3. 2020 Mercedes-Benz SLC-Class
    $27,037
    2020 Mercedes-Benz SLC-Class Slc300
    59,957 mi · Carrollton, TX · Vanguard GMC of Carrollton
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  4. 2020 Mercedes-Benz SLC-Class
    $27,881
    2020 Mercedes-Benz SLC-Class Slc300
    52,114 mi · Bethesda, MD · Euro Motorcars Bethesda
    View listing →
  5. 2020 Mercedes-Benz SLC-Class
    $28,456
    2020 Mercedes-Benz SLC-Class Slc300
    42,557 mi · San Rafael, CA · Mercedes-Benz of Marin
    View listing →
  6. 2020 Mercedes-Benz SLC-Class
    $28,533
    2020 Mercedes-Benz SLC-Class Slc300
    48,000 mi · Sarasota, FL · Honda of Sarasota
    View listing →
  7. $28,905
    2020 Mercedes-Benz SLC-Class Slc300
    69,982 mi · Tamarac, FL · Sawgrass INFINITI
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  8. 2020 Mercedes-Benz SLC-Class
    $31,998
    2020 Mercedes-Benz SLC-Class Slc300
    42,485 mi · Naperville, IL · Maserati of Naperville
    View listing →
  9. $33,949
    2020 Mercedes-Benz SLC-Class Slc300
    40,942 mi · Greer, SC · Dick Brooks Honda
    View listing →
  10. 2020 Mercedes-Benz SLC-Class
    $33,981
    2020 Mercedes-Benz SLC-Class Slc300
    36,835 mi · Houston, TX · Mercedes-Benz of Houston Greenway
    View listing →

These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2020 Mercedes-Benz SLC-Class asks $28,514–$37,996. Cars this far under usually carry an older model year, a base trim or high mileage.

FAQ

How much does a used 2020 Mercedes-Benz SLC-Class cost?

A used 2020 Mercedes-Benz SLC-Class in the US typically lists for $28,514 to $37,996, with a median asking price of $34,239 across 20 active US dealer listings. Nine in ten are priced between $22,928 and $40,193 (as of 2026-08-28, source: UnderMarket Cars).

Is $34,000 a good price for a used 2020 Mercedes-Benz SLC-Class?

That sits at about the market median ($34,239) for a used 2020 Mercedes-Benz SLC-Class. Under $28,514 puts you in the cheapest quarter of active US listings and under $22,928 in the cheapest 5%; above $40,193 is the priciest 5% (as of 2026-08-28).

What is the cheapest used 2020 Mercedes-Benz SLC-Class for sale right now?

$19,651 — a 2020 Mercedes-Benz SLC-Class Slc300 in Detroit, MI, $14,588 under the median (as of 2026-08-28).

Are these MSRP or real asking prices?

Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.

How often are prices updated?

UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2020 Mercedes-Benz SLC-Class price page at least twice a day. The data date shown on this page is 2026-08-28.

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Prices updated 2026-08-28. Data covers active dealer listings across the USA.