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Used supercar, 2026
Live market data and proprietary AI-powered price forecasting for the 2026 Porsche 911 GT3. Updated weekly from thousands of active listings.
Current median price
$341,728
219 active listings
60-day forecast
$338,454
AI-predicted median
Expected change
-1.0%
vs. today
Confidence
81%
forecast confidence
Median days on market
74 days
last 90 days, n=221 listings
How 2026 Porsche 911 is tracking: CarCast forecasts a -1.0% move over the next 60 days. The broader used-car market is down 0.6% year-over-year (MUVVI) and down 1.5% on the consumer price index.
Median asking prices aggregated weekly from active dealer and auction listings.
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We refresh the 2026 Porsche 911 GT3forecast every Sunday. We'll email you a short update whenever the median moves more than $500 or 2%.
| Week ending | Low (P10) | Expected (P50) | High (P90) |
|---|---|---|---|
| Nov 8, 2026 | $321,389 | $335,581 | $345,919 |
| Nov 15, 2026 | $321,196 | $335,835 | $346,601 |
| Nov 22, 2026 | $321,935 | $336,921 | $347,771 |
| Nov 29, 2026 | $321,392 | $336,964 | $347,750 |
| Dec 6, 2026 | $321,600 | $337,355 | $347,951 |
| Dec 13, 2026 | $322,014 | $337,854 | $348,341 |
| Dec 20, 2026 | $323,008 | $338,534 | $349,085 |
| Dec 27, 2026 | $323,028 | $338,454 | $348,797 |
Our model expects prices to stay roughly flat over the forecast window.
CarCast's AI-powered forecasting combines live listing prices, historical trends, regional economic indicators, and search-interest data to project where used car prices are heading. Informational analytics only — not financial advice.
Forecasts and trend classifications are informational analytics only and do not constitute financial advice or a recommendation to purchase, hold, or sell any vehicle. Individual market conditions vary.
Get price alerts, weekly market updates, and full access to 60-day forecasts for every vehicle CarCast tracks.
Segment median, alongside your existing valuation tools. The next step is a market-risk review of five vehicles — not a separate checkout.
The forecast on this page is the public 30-day median. Dealer is $199/mo for a full lot. A 90-day forecast is not published.