Porsche 718 Cayman depreciation
A 2025 Porsche 718 Cayman averages $141,713 — a 2017 averages $49,256 (65% lower).
Updated July 25, 2026 · Live dealer listing data
Average price by model year
| Year | Average price | Avg. mileage | vs. previous year | Listings |
|---|---|---|---|---|
| 2025 | $141,713 | 3,928 | +$8,232 | 92 |
| 2024 | $133,481 | 8,056 | −$29,850 | 67 |
| 2023 | $163,331 | 7,231 | +$58,080 | 68 |
| 2022 | $105,251 | 12,363 | +$14,481 | 26 |
| 2021 | $90,770 | 21,485 | −$28,451 | 30 |
| 2020 | $119,221 | 20,443 | +$58,664 | 18 |
| 2019 | $60,557 | 36,181 | +$558 | 35 |
| 2018 | $59,999 | 42,852 | +$10,743 | 43 |
| 2017 | $49,256 | 52,967 | — | 17 |
Frequently asked questions
How much does a Porsche 718 Cayman depreciate per year?
A Porsche 718 Cayman averages out to roughly 8.1% of value lost per year, though real-world depreciation is front-loaded — steepest in the first few years. A 2025 averages $141,713, while a 2017 — 8 years older — averages $49,256: 65% lower overall. Figures come from live dealer listings, updated July 25, 2026.
Which Porsche 718 Cayman model year is cheapest?
The 2017 Porsche 718 Cayman is the most affordable model year we track, averaging $49,256 — 65% below the 2025 average of $141,713. Compare every year in the table above.
How many Porsche 718 Cayman model years can I compare here?
This depreciation curve covers 9 model years, from 2017 to 2025, each averaged from live dealer listings and refreshed daily.
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