Market price · Used 2003 Mercedes-Benz SL-Class 181 listings tracked

Used 2003 Mercedes-Benz SL-Class Price in the US

A used 2003 Mercedes-Benz SL-Class in the US typically lists for $9,995–$17,154, with a median asking price of $13,500 across 181 active US dealer listings (as of 2026-10-18). The cheapest one listed right now is $3,250, a 2003 SL500 in Byron, CA — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2003 Mercedes-Benz SL-Class · asking prices181 listings

median $13.5k ◀ cheapest $3,250

$6,000$24k

Typical range: $9,995 – $17,154
Median: $13,500
Cheapest 5%: under $6,999
Cheapest listed now: $3,250

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More years (16)

Cheapest 10 listed right now

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$3,250

2003 Mercedes-Benz SL-Class SL500

160,000 mi · Byron, CA
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$4,995

2003 Mercedes-Benz SL-Class SL500

110,155 mi · St. Charles, IL · Greater Chicago Motors
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$5,200

2003 Mercedes-Benz SL-Class 500R

96,000 mi · Hollywood, FL · kingsa76
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$5,990

2003 Mercedes-Benz SL-Class SL500

111,040 mi · Tucson, AZ · Grace Auto Sales
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$6,500

2003 Mercedes-Benz SL-Class SL500

84,221 mi · High Point, NC · Capa Auto Sales
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$6,880

2003 Mercedes-Benz SL-Class SL500

72,385 mi · San antonio, TX · A-1 Auto Broker Inc.
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$6,990

2003 Mercedes-Benz SL-Class SL500

71,526 mi · Decatur, GA · Nesh Auto Sales
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$6,995

2003 Mercedes-Benz SL-Class SL500

76,334 mi · Lansing, MI · Prime Motors
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$6,995

2003 Mercedes-Benz SL-Class SL500

120,190 mi · Maryville, TN · I-Deal Auto Sales
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$6,999

2003 Mercedes-Benz SL-Class SL500

67,509 mi · Bedford, VA · East Coast Auto Source
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These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2003 Mercedes-Benz SL-Class asks $9,995–$17,154. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.

FAQ

How much does a used 2003 Mercedes-Benz SL-Class cost?

A used 2003 Mercedes-Benz SL-Class in the US typically lists for $9,995 to $17,154, with a median asking price of $13,500 across 181 active US dealer listings. Nine in ten are priced between $6,999 and $23,900 (as of 2026-10-18, source: UnderMarket Cars).

Is $14,000 a good price for a used 2003 Mercedes-Benz SL-Class?

That sits at about the market median ($13,500) for a used 2003 Mercedes-Benz SL-Class. Under $9,995 puts you in the cheapest quarter of active US listings and under $6,999 in the cheapest 5%; above $23,900 is the priciest 5% (as of 2026-10-18).

What is the cheapest used 2003 Mercedes-Benz SL-Class for sale right now?

$3,250 — a 2003 Mercedes-Benz SL-Class SL500 in Byron, CA, $10,250 under the median (as of 2026-10-18).

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?

The listing data behind UnderMarket Cars is rebuilt from live US dealer inventory every few hours, and this used 2003 Mercedes-Benz SL-Class page is regenerated from it when it is requested. The figures on this page are from 2026-10-18.

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Prices updated 2026-10-18. Data covers active dealer listings across the USA.