What a Porsche 718 Boxster/Cayman Is Actually Worth
True Value$86,400
Fair Range$76,000 - $96,800
Median Recent Sold$92,800
VerdictWATCH
As of October 2026, CarSearch.Pro's True Value model estimates a typical Porsche 718 Boxster/Cayman is actually worth $86,400 (fair range $76,000 to $96,800). Unlike the median asking price shown above, True Value is anchored to 172 recent confirmed sales, normalized for mileage, and blends auction hammer prices (grossed up for buyer's premium) with real-world asking behavior.
Well-supported value · momentum improving — but volatile.
As of October 2026, the Porsche 718 Boxster/Cayman market has 1,000 active listings across 14 marketplaces tracked by CarSearch.Pro. The median asking price is $72,796, with the middle 50% of listings priced between $52,790 and $94,990. Porsche 718 Boxster/Cayman prices have increased 42.5% over the past quarter, from a median sale price of $87,553 to $124,800.
The typical Porsche 718 Boxster/Cayman on the market has 21,520 miles. Listings spend an average of 66 days on market before selling or being removed.
Current Porsche 718 Boxster/Cayman Pricing
A fair price for a Porsche 718 Boxster/Cayman in October 2026 is between $52,790 and $94,990 (25th to 75th percentile). Prices range from $44,936 to $119,994 across 1,000 active listings.
Price Distribution (1,000 Active Listings)
Percentile
Price
Meaning
10th
$44,936
Budget / project cars
25th
$52,790
Below average price
Median (50th)
$72,796
Typical market price
75th
$94,990
Above average / premium
90th
$119,994
Top tier / low miles / rare spec
The average asking price is $76,270, 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
270
$95,088
10,000 - 25,000 mi
279
$86,104
25,000 - 50,000 mi
246
$59,094
50,000 - 100,000 mi
186
$45,900
100,000 - 150,000 mi
7
$36,900
Porsche 718 Boxster/Cayman Price Trends
Porsche 718 Boxster/Cayman prices have increased 42.5% over the past quarter. In 2026-Q4, the median sale price was $124,800 across 15 sales, up from $87,553 in 2026-Q3.
Porsche 718 Boxster/Cayman Quarterly Sale Prices (Historical)
Quarter
Sales
Median Price
Average Price
2026-Q1
41
$81,998
$105,006
2026-Q2
522
$96,995
$113,425
2026-Q3
422
$87,553
$105,317
2026-Q4
15
$124,800
$127,278
Best Value Porsche 718 Boxster/Cayman by Model Year
The 2017 Porsche 718 Boxster/Cayman offers the best value with a median price of $50,977 across 152 listings. The most expensive model year is 2023 at a median of $105,800.
Median Price by Model Year
Year
Listings
Median Price
Min
Max
2016
1
$62,990
$62,990
$62,990
2017
152
$50,977
$29,995
$73,156
2018
193
$52,000
$3,999
$90,959
2019
116
$56,579
$5,000
$95,959
2020
27
$66,991
$52,999
$136,902
2021
112
$94,990
$5,000
$137,490
2022
60
$78,017
$46,990
$134,900
2023
50
$105,800
$45,500
$127,990
2024
143
$88,290
$21,000
$129,991
2025
145
$99,380
$57,300
$137,450
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 8,028 miles:
Odometer (approx.)
Value Multiplier
Implied Value
652 mi
1.37x
$118,744
4,657 mi
1.04x
$90,212
10,714 mi
1.00x
$86,509
19,485 mi
0.68x
$58,654
37,747 mi
0.57x
$49,587
61,531 mi
0.53x
$45,794
88,402 mi
0.58x
$50,064
154,919 mi
0.66x
$56,945
300,000 mi
0.57x
$49,520
Low-mileage examples carry a real premium in this market: around 652 miles, cars trade at roughly 1.37x the reference value. At the other end, 300,000-mile examples trade at about 0.57x. 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
56%
volatile
62% over 47 tests
12 months
↑ UP
60%
volatile
66% over 41 tests
24 months
↑ UP
66%
volatile
93% over 29 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 CA with 142 active listings, followed by FL (133), TX (117), IL (55), AZ (46).
Regional pricing varies significantly. The lowest median price is in TX at $64,990, while PA has the highest at $122,995. Buyers willing to travel or arrange transport may find savings of $58,005.
Top States by Inventory
State
Listings
Median Price
CA
142
$82,980
FL
133
$80,695
TX
117
$64,990
IL
55
$94,400
AZ
46
$69,795
NJ
44
$92,595
GA
44
$64,995
NC
40
$98,298
PA
35
$122,995
CO
30
$74,980
Porsche 718 Boxster/Cayman Market Velocity
Porsche 718 Boxster/Cayman listings spend an average of 66 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 34 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: $52,790 to $94,990. The median is $72,796. Anything below $52,790 is a strong value; above $94,990 should be premium condition, low miles, or a desirable specification.
Trending up: Porsche 718 Boxster/Cayman prices have risen 42.5% recently. Buying sooner may save money if the trend continues.
Best value year: The 2017 model year has the lowest median price at $50,977, making it the most accessible entry point into Porsche 718 Boxster/Cayman ownership.
Negotiate: With an average of 66 days on market, sellers are often willing to negotiate. Listings over 60 days old are especially open to offers.