How much does the 2018 Subaru WRX STI cost?

Prices have softened 2.42% compared to this time last year, making it a favorable time to shop this model year.

There are 249 listings available, which suggests a workable amount of inventory for shoppers comparing prices and conditions.

If you find a listing below $22,994.61, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2018 Subaru WRX STI a good car?

Generally — the 4.33/5 user rating points to strong owner satisfaction. Owners consistently praise the thrilling driving experience, the powerful engine, smooth handling, and enjoyable sound. The overview also frames it as a focused performance sedan with rally roots, standard all-wheel drive, and enough everyday equipment to work as a practical option when you want something fast, fun, and family-friendly. With 27.7% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2018 Subaru WRX STI reliable?

Owners rate it 4.33/5, a solid signal of long-term satisfaction.

The owner feedback points to a car that feels dependable in the ways enthusiasts care about most: strong performance, smooth handling, and a driving experience people want to keep coming back to. That kind of satisfaction often reflects a vehicle that owners trust and enjoy over time, even if it is more specialized than a typical sedan. For used buyers, the main long-term ownership risk is less about the car’s appeal and more about how hard previous owners may have driven or maintained it.

What should I look for when buying a used 2018 Subaru WRX STI?

At 59.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and make sure the car’s past matches the seller’s story. Then prioritize a pre-purchase inspection, especially on suspension, brakes, and signs of hard use, since this model is built for performance and may have been driven that way. Focus on overall condition and maintenance evidence, not just mileage or appearance.

Is now a good time to buy a used 2018 Subaru WRX STI?

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

• Deal availability: 27.7% of listings are priced as good or great deals.
• Inventory: There are 249 listings available.
• Price trend: Prices have softened 2.42% compared with last year.
• Clean inventory: 59.8% of listings are accident-free.

If you find a listing below $22,994.61, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 Subaru WRX STI's resale value?

The current average of $24,708 sits slightly below last year's $25,321.

That softer pricing can help you buy more confidently now, but it also means future resale will depend heavily on how well the car is maintained and presented. A clean, well-kept example should hold up better than one with accident history or signs of heavy use. Because this model has strong enthusiast appeal, condition and documentation matter a lot when it comes time to sell.

Vehicles with solid owner satisfaction ratings, like this model year's 4.33/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2018 Subaru WRX STI 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:

• 27.7% of listings are priced as good or great deals.
• At 59.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 2.42% compared with last year.
• Owners rate it 4.33/5 — a solid satisfaction signal.

The bottom line: If you want the strongest mix of current pricing, enthusiast appeal, and owner satisfaction, the 2018 is a sensible primary target. If you are especially price-sensitive, you may want to compare nearby years and focus on the cleanest, best-documented example rather than chasing the lowest sticker price alone.

These recommendations are based on CarGurus' proprietary market data from August 21, 2026, CarGurus experts' opinions, and generative AI.