How much does the 2018 Porsche Cayenne cost?

Prices have softened 9.05% compared to this time last year, making it a favorable time to shop this model year.

There are 599 listings available, which gives you a solid pool to compare prices and conditions.

If you find a listing below $22,784.60, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2018 Porsche Cayenne a good car?

Yes — the 5/5 user rating points to strong owner satisfaction. The overview describes a luxury SUV with strong performance, a polished interior, sturdy construction, and the kind of driving appeal that sets it apart from more ordinary midsize SUVs.

You also get a model year near the end of the second generation, with a more modern cabin experience thanks to the infotainment update and Apple CarPlay arriving in the prior year. That makes it a good fit if you want a used luxury SUV that feels refined and engaging rather than purely practical.

28.4% of listings are marked as good or great deals, so there is still room to shop selectively.

Is the 2018 Porsche Cayenne reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

The overview says the broader second-generation Cayenne lineup was praised for build quality and dependability, and it also notes relatively few recalls for that era. That combination supports the case for a used example that feels substantial and well engineered.

For long-term ownership, your biggest risk is less about basic durability and more about the cost of keeping a premium SUV in top shape over time.

What should I look for when buying a used 2018 Porsche Cayenne?

At 72.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report before you commit, then prioritize a pre-purchase inspection so you can confirm the condition matches the listing. Focus especially on signs of prior bodywork, uneven wear, and any evidence that maintenance may have been deferred, since ownership costs can be a real consideration with this model.

Is now a good time to buy a used 2018 Porsche Cayenne?

This looks like a moderate, selective buyer’s market, so you can shop carefully without expecting every listing to be a bargain.

• Deal availability: 28.4% of listings are priced as good or great deals.
• Inventory: There are 599 listings available.
• Price trend: Prices have softened 9.05% compared with last year.
• Clean inventory: 72.3% of listings are accident-free.

If you find a listing below $22,784.60, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 Porsche Cayenne's resale value?

The current average of $22,986 sits slightly below last year's $25,272.

That price movement suggests the market has cooled, which can help you buy more selectively now but may also mean future resale gains are harder to count on in the short term. If you plan to sell later, condition and documentation will matter even more because buyers will likely compare your vehicle against a fairly active used market.

Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2018 Porsche Cayenne or consider a different year?

If you're weighing the 2018 against nearby model years, here's how to think about it:

Choose the 2018 if:

• 28.4% of listings are priced as good or great deals.
• At 72.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 9.05% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want a used Cayenne with a more modern cabin experience, strong owner satisfaction, and a softer price than last year, the 2018 is the primary year to target. If you are especially price-sensitive, you may want to compare it with nearby years to see whether a lower asking price outweighs the 2018’s stronger market position and updated infotainment setup.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.