1983 Porsche 911SC (G-Series) Market Value & Price History
The 1983 Porsche 911SC (G-Series) has a current market value of $66,946 as of Oct 12, 2026, based on 99 verified auction sales tracked by DriveIndex, with half of the verified USD sales since 2008 between $38,500 and $61,513. Based on US sales through Sep 4, 2026. 7 have sold in the past 12 months, and 3 are listed for sale from $49,500 to $68,000. The median sale price is down 13.7% over the past 12 months versus the prior year.
Data: DriveIndex. 99 verified auction sales for the 1983 Porsche 911SC (G-Series) (96 in USD, the basis for every dollar figure here), latest sale Sep 4, 2026. Value as of Oct 12, 2026. Methodology
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Last checked Oct 11, 2026, unless a listing shows its own date
1983 Porsche 911SC (G-Series) Price History
The median 1983 Porsche 911SC (G-Series) sold for $54,911 in 2026, against $31,900 in 2015. Each row is the median of the verified sales recorded in that calendar year, so it moves with the mix of mileages and options that came to market as well as with the market itself.
| Year | Median sale | Sales |
|---|---|---|
| 2026 | $54,911 | 5 |
| 2025 | $64,188 | 11 |
| 2024 | $59,456 | 12 |
| 2023 | $51,500 | 9 |
| 2022 | $60,000 | 11 |
| 2021 | $53,706 | 10 |
| 2020 | $46,081 | 10 |
| 2019 | $37,911 | 13 |
| 2018 | $50,500 | 3 |
| 2017 | $30,000 | 3 |
| 2015 | $31,900 | 3 |
Years with fewer than three verified USD sales are omitted — a one-sale “median” is a single car, not a market.
Recent 1983 Porsche 911SC (G-Series) Auction Results
| Sold | Price | Mileage | Gearbox |
|---|---|---|---|
| Sep 4, 2026 | $65,000 | 5,514 mi | Manual |
| Aug 12, 2026 | $82,000 | 104,000 mi | — |
| Mar 19, 2026 | $51,750 | 170,000 mi | Manual |
| Feb 5, 2026 | $54,277 | 124,000 mi | — |
| Jan 17, 2026 | $54,911 | 132,000 mi | Manual |
| Dec 20, 2025 | $46,625 | 167,000 mi | Manual |
| Nov 11, 2025 | $77,500 | 29,000 mi | Manual |
| Oct 10, 2025 | $68,500 | 75,000 mi | Manual |
| Oct 3, 2025 | $57,500 | 79,000 mi | Manual |
| Aug 1, 2025 | $64,188 | 59,000 mi | Manual |
| Jul 10, 2025 | $70,911 | 154,000 mi | — |
| Jun 18, 2025 | $103,000 | 16,000 mi | Manual |
| May 16, 2025 | $63,000 | 84,000 mi | Manual |
| Apr 17, 2025 | $56,500 | 124,000 mi | Manual |
| Apr 10, 2025 | $66,500 | 152,000 mi | — |
Verified results from the world's leading collector-car auction houses and marketplaces.
All Porsche 911SC auction results →See the full picture on the 1983 Porsche 911SC (G-Series)
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Porsche 911SC by Year
1983 Porsche 911SC (G-Series): Frequently Asked Questions
How much is a 1983 Porsche 911SC (G-Series) worth?
A 1983 Porsche 911SC (G-Series) is worth approximately $66,946 as of Oct 12, 2026, based on 99 verified auction sales tracked by DriveIndex. Based on US sales through Sep 4, 2026. Half of all verified sales fall between $38,500 and $61,513; the full verified range is $16,500 to $142,000. Condition, mileage and options move an individual car within that band.
How much did a 1983 Porsche 911SC (G-Series) cost new?
The 1983 Porsche 911SC (G-Series) carried an original MSRP of $29,950. Verified examples now trade around $66,946.
How much has the 1983 Porsche 911SC (G-Series) depreciated?
It hasn't depreciated. The 1983 Porsche 911SC (G-Series) is worth about 124% more than its original MSRP of $29,950, with verified examples now trading around $66,946. That compares today's value with the sticker price, not adjusted for inflation.
How many 1983 Porsche 911SC (G-Series) sell per year?
7 have sold at auction in the past 12 months. DriveIndex has tracked 99 1983 Porsche 911SC (G-Series) sales in total.
Are 1983 Porsche 911SC (G-Series) sale prices higher or lower than a year ago?
The median 1983 Porsche 911SC (G-Series) sale price is down 13.7% over the past 12 months versus the prior year, based on verified auction sales. That figure tracks the median of what actually sold, so it moves with the mix of mileages and options that came to market as well as with the market itself. The full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection are part of DriveIndex Pro.
Where can I buy a 1983 Porsche 911SC (G-Series)?
DriveIndex lists 3 1983 Porsche 911SC (G-Series) for sale, priced from $49,500 to $68,000 (last checked Oct 11, 2026). DriveIndex aggregates for-sale listings and auction results from the world's leading collector-car auction houses and marketplaces.
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