How fast does the Porsche 911 depreciate?
Average depreciation
1.8%per year
The newest Porsche 911 (2026) has a fair price of about $199,641. Older model years retain progressively less of that value.
Value retention by model year
| Model year | Age (yrs) | Fair price | Retention |
|---|---|---|---|
| 2026 | 0 | $199,641 | 100% |
| 2024 | 2 | $131,252 | 66% |
| 2021 | 5 | $112,984 | 57% |
| 2018 | 8 | $169,800 | 85% |
This is a cross-sectional estimate: it compares the mileage-adjusted market prices of different model years today, not the resale history of a single car. Actual depreciation depends on mileage, condition, trim, and market shifts.
12-year depreciation forecast
Projected resale value and typical accumulated mileage for the Porsche 911 by vehicle age. Rows marked Market are backed by current listings; Projected rows extrapolate the 1.8%-per-year rate.
| Age (yrs) | Model year | Est. miles | Resale value | Retention | Basis |
|---|---|---|---|---|---|
| 0 | 2026 | 0 | $199,641 | 100% | Market |
| 1 | 2025 | 12,000 | $196,057 | 98% | Projected |
| 2 | 2024 | 24,000 | $131,252 | 66% | Market |
| 3 | 2023 | 36,000 | $189,081 | 95% | Projected |
| 4 | 2022 | 48,000 | $185,687 | 93% | Projected |
| 5 | 2021 | 60,000 | $112,984 | 57% | Market |
| 6 | 2020 | 72,000 | $179,080 | 90% | Projected |
| 7 | 2019 | 84,000 | $175,865 | 88% | Projected |
| 8 | 2018 | 96,000 | $169,800 | 85% | Market |
| 9 | 2017 | 108,000 | $169,608 | 85% | Projected |
| 10 | 2016 | 120,000 | $166,563 | 83% | Projected |
| 11 | 2015 | 132,000 | $163,573 | 82% | Projected |
Mileage assumes ~12,000 mi/yr. Projected values use the fitted depreciation rate and are floored at 15% of the newest year's value; they are estimates, not guarantees.
Frequently asked questions
How fast does the Porsche 911 depreciate?
About 1.8% per year, based on a comparison of mileage-adjusted market prices across model years.
What is a Porsche 911 worth after 8 years?
A 2018 Porsche 911 is worth roughly $169,800 — about 85% of the newest year's fair price.
What will a Porsche 911 be worth at 11 years old?
Projecting the 1.8%-per-year rate forward, a 11-year-old Porsche 911 (around 132,000 miles) would be worth about $163,573 — roughly 82% of the newest year's value. A projection, not a guarantee.
Cross-sectional depreciation estimate from live market listings, adjusted for mileage · updated 6/24/2026. Estimates only; your car's value depends on condition, options, and location.