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Used Porsche 718 Boxster / Cayman: the years to buy and the years to skip

Every Porsche 718 Boxster / Cayman from 2017 to 2025: what each year typically sells for (about $70,000 to $82,000), its crash rating, and whether it's a year to target or skip. The best bets are 2017–2025.

2017–2025 Porsche 718 Boxster / Cayman

A punchy mid-engine roadster and coupe for drivers who want a focused sports car.

Years to target: 2017–2025. It has one of the most dependable records of any used car.

$70,000–$82,000typical asking price, target years
22 mpgcombined, EPA
2 seatsfront or rear drive
Porsche 718 Boxster / Cayman 2017 to 2025 by model year
YearTypical priceVerdictCrash ratingTypical miles
2017$70,000*TargetNot rated~100,000
2018$71,500*TargetNot rated~90,000
2019$73,000TargetNot rated~80,000
2020$74,000TargetNot rated~70,000
2021$75,500TargetNot rated~60,000
2022$77,000TargetNot rated~50,000
2023$78,500TargetNot rated~40,000
2024$80,500*TargetNot rated~30,000
2025$82,000*TargetNot rated~20,000

* Estimated from nearby years, since few were listed for sale.

Worth knowing

  • Many buyers dislike the sound of the four-cylinder. Six-cylinder models cost much more but hold their value better.
  • Budget for real running costs: performance tires often cost $1,200 to $2,000 a set and can wear out in 15,000 miles, and brakes cost more to replace.
  • It requires premium fuel.

The trim we'd park in our garage

Target the 718 S: its 2.5-liter turbo adds meaningful power over the base 2.0. Enthusiasts favor the GTS 4.0 from 2020 for its flat-six sound.

On the test drive

Pay for a pre-purchase inspection at a Porsche specialist. Pay for an inspection at an independent shop that specializes in the brand.

Safety tech

  • Automatic emergency braking: optional from 2017, never standard in this generation.
  • Adaptive cruise control: optional from 2017, never standard in this generation.
  • Blind-spot monitoring: not standard in this generation, so check the listing.

Find one near you

Autotrader Cars.com Facebook Marketplace

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Looking at a specific listing? Check if it's a good buy.

Prices are typical dealer and private asking prices from used listings, collected in September and October 2026, for an average-mileage car. Years with too few listings are estimated from nearby years. Crash ratings, recalls and owner complaint counts come from NHTSA public records. Always get a pre-purchase inspection and a vehicle history report before you buy. Spot something off? Let us know.