What a Porsche 718 Boxster/Cayman Is Actually Worth
True Value$86,000
Fair Range$75,700 - $96,300
Median Recent Sold$94,000
VerdictWATCH
As of August 2026, CarSearch.Pro's True Value model estimates a typical Porsche 718 Boxster/Cayman is actually worth $86,000 (fair range $75,700 to $96,300). Unlike the median asking price shown above, True Value is anchored to 169 recent confirmed sales, normalized for mileage, and blends auction hammer prices (grossed up for buyer's premium) with real-world asking behavior.
Sellers are currently asking a median of $93,100 — about 8% above what these cars have actually been selling for. That gap favors patient buyers: negotiate from the sold data, not the ask.
As of August 2026, the Porsche 718 Boxster/Cayman market has 1,000 active listings across 14 marketplaces tracked by CarSearch.Pro. The median asking price is $69,900, with the middle 50% of listings priced between $53,270 and $86,581. Porsche 718 Boxster/Cayman prices have decreased 15.5% over the past quarter, from a median sale price of $96,995 to $81,990.
The typical Porsche 718 Boxster/Cayman on the market has 21,254 miles. Listings spend an average of 56 days on market before selling or being removed.
Current Porsche 718 Boxster/Cayman Pricing
A fair price for a Porsche 718 Boxster/Cayman in August 2026 is between $53,270 and $86,581 (25th to 75th percentile). Prices range from $44,995 to $98,995 across 1,000 active listings.
Price Distribution (1,000 Active Listings)
Percentile
Price
Meaning
10th
$44,995
Budget / project cars
25th
$53,270
Below average price
Median (50th)
$69,900
Typical market price
75th
$86,581
Above average / premium
90th
$98,995
Top tier / low miles / rare spec
The average asking price is $70,351, which is higher than the median, indicating that high-priced outliers (rare specifications, very low mileage, or concours-quality examples) pull the average up.
Price by Mileage
Mileage Range
Listings
Median Price
Under 10,000 mi
276
$89,325
10,000 - 25,000 mi
281
$75,197
25,000 - 50,000 mi
259
$56,446
50,000 - 100,000 mi
159
$45,832
100,000 - 150,000 mi
13
$41,999
Porsche 718 Boxster/Cayman Price Trends
Porsche 718 Boxster/Cayman prices have decreased 15.5% over the past quarter. In 2026-Q3, the median sale price was $81,990 across 215 sales, down from $96,995 in 2026-Q2.
Porsche 718 Boxster/Cayman Quarterly Sale Prices (Historical)
Quarter
Sales
Median Price
Average Price
2026-Q1
272
$87,000
$104,688
2026-Q2
513
$96,995
$113,000
2026-Q3
215
$81,990
$102,549
Best Value Porsche 718 Boxster/Cayman by Model Year
The 2017 Porsche 718 Boxster/Cayman offers the best value with a median price of $46,828 across 133 listings. The most expensive model year is 2025 at a median of $92,970.
Median Price by Model Year
Year
Listings
Median Price
Min
Max
2016
1
$62,990
$62,990
$62,990
2017
133
$46,828
$34,980
$78,340
2018
188
$54,000
$3,000
$89,765
2019
158
$56,790
$5,000
$89,795
2020
19
$57,991
$47,998
$78,000
2021
82
$74,994
$18,000
$106,781
2022
68
$74,800
$51,991
$111,200
2023
55
$79,404
$55,977
$112,336
2024
147
$86,530
$21,000
$109,000
2025
146
$92,970
$65,000
$112,000
How Mileage Affects Porsche 718 Boxster/Cayman Value
Most price guides assume value falls linearly with mileage. It doesn't. CarSearch.Pro learns the actual price-vs-mileage curve for the Porsche 718 Boxster/Cayman from confirmed sales, referenced to a typical example at about 7,579 miles:
Odometer (approx.)
Value Multiplier
Implied Value
638 mi
1.34x
$115,554
4,645 mi
1.04x
$89,594
10,751 mi
1.00x
$86,043
19,913 mi
0.68x
$58,090
38,644 mi
0.58x
$49,562
61,940 mi
0.53x
$45,355
88,402 mi
0.58x
$49,830
154,919 mi
0.65x
$55,981
300,000 mi
0.58x
$49,949
Low-mileage examples carry a real premium in this market: around 638 miles, cars trade at roughly 1.34x the reference value. At the other end, 300,000-mile examples trade at about 0.58x. Implied values here are anchored to this market's True Value.
Porsche 718 Boxster/Cayman Price Forecast
Horizon
Direction
Probability
Regime
Past Accuracy
6 months
↑ UP
52%
volatile
62% over 45 tests
12 months
↑ UP
54%
volatile
59% over 39 tests
24 months
↑ UP
57%
volatile
70% over 27 tests
These are probabilistic direction calls, not price targets. The "Past Accuracy" column is this model's real walk-forward record on the Porsche 718 Boxster/Cayman — every month we re-run the forecast as if we only knew what was knowable then, and grade it against what actually happened. We publish the hit rate either way. Full methodology & track record →
Where to Buy a Porsche 718 Boxster/Cayman
The highest concentration of Porsche 718 Boxster/Cayman listings is in TX with 134 active listings, followed by CA (126), FL (119), AZ (55), IL (44).
Regional pricing varies significantly. The lowest median price is in OR at $52,998, while PA has the highest at $106,890. Buyers willing to travel or arrange transport may find savings of $53,892.
Top States by Inventory
State
Listings
Median Price
TX
134
$69,997
CA
126
$83,490
FL
119
$74,997
AZ
55
$69,995
IL
44
$79,307
GA
40
$60,998
NC
38
$81,930
NJ
33
$84,995
NY
30
$89,795
OH
29
$86,890
Porsche 718 Boxster/Cayman Market Velocity
Porsche 718 Boxster/Cayman listings spend an average of 56 days on market. This is a slower market. Buyers have negotiating leverage, especially on listings that have been active for 60+ days. Sellers should consider competitive pricing from the start.
The median time on market is 39 days. The lower median suggests most cars sell relatively quickly, while a smaller number of overpriced listings drag up the average.
Porsche 718 Boxster/Cayman Buyer's Guide Summary
Fair price range: $53,270 to $86,581. The median is $69,900. Anything below $53,270 is a strong value; above $86,581 should be premium condition, low miles, or a desirable specification.
Trending down: Porsche 718 Boxster/Cayman prices have dropped 15.5% recently. Patient buyers may benefit from waiting, but desirable examples still sell quickly.
Best value year: The 2017 model year has the lowest median price at $46,828, making it the most accessible entry point into Porsche 718 Boxster/Cayman ownership.
Take your time, but don't delay: Average days on market is 56. You have some time to research, but the best deals still go fast.