Loading forecast…
Used coupe, 1987
Live market data and proprietary AI-powered price forecasting for the 1987 Porsche 928. Updated weekly from thousands of active listings.
Current median price
$39,248
24 listings · avg 71k mi
60-day forecast
$34,361
AI-predicted median
Expected change
-12.4%
vs. today
Confidence
55%
forecast confidence
Median is anchored on listings averaging ~71k miles. Lower-mileage units typically trade $3,000–$5,000 above this median; higher-mileage units below it.
How 1987 Porsche 928 is tracking: CarCast forecasts a -12.4% 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.
Supercar forecast hub
See 60-day forecasts across every tracked exotic
Porsche · Ferrari · Lamborghini · McLaren · Aston Martin · Bentley · Pagani · Lucid
We refresh the 1987 Porsche 928forecast 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) |
|---|---|---|---|
| Oct 25, 2026 | $32,506 | $37,470 | $43,014 |
| Nov 1, 2026 | $30,674 | $35,665 | $41,836 |
| Nov 8, 2026 | $30,239 | $35,374 | $41,896 |
| Nov 15, 2026 | $29,035 | $33,784 | $40,495 |
| Nov 22, 2026 | $29,677 | $34,670 | $41,863 |
| Nov 29, 2026 | $29,304 | $34,305 | $41,386 |
| Dec 6, 2026 | $29,413 | $34,838 | $42,374 |
| Dec 13, 2026 | $28,664 | $34,361 | $42,017 |
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.