Used Audi S4 for Sale nearSan Luis Obispo, CA

How much does the Audi S4 cost in today's market?

Used Audi S4 prices span a wide range depending on model year. Here's what the market looks like right now:

The Audi S4's current nationwide average price is $32,383, and its year-round low is $31,776.20. That gives you a useful snapshot of where this model sits today, with recent used examples priced higher than older ones. Recently, prices have come down for the 2018 and 2023 models, making now a good time to shop recent model years.

Is the Audi S4 a good car?

Yes — the Audi S4 is a strong choice if you want a performance sedan with broad owner appeal and a premium feel. The all-generations owner rating is 4.76/5 across every model year in the data.

Owners consistently praise the S4 for its powerful engine, confident handling, and all-wheel-drive traction. They also highlight the upscale interior and comfortable everyday driving experience, which help the car feel rewarding without being overly flashy. 32.9% of listings are priced as good or great deals.

Are Audi S4 models reliable?

Owners consistently praise the S4 for its strong performance, secure all-wheel-drive character, and refined cabin. Expert writeups also point to the car’s smooth road manners and well-rounded everyday usability, especially in later model years.

• Owners rate the Audi S4 between 4.67 and 5.0 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is tied to maintenance costs and the complexity that can come with premium performance hardware, so a well-documented service history matters.

What should I look for when buying a used Audi S4?

Across all model years, at 71.1% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

Older model years carry meaningfully higher accident rates, so always verify the vehicle history report on pre-2021 models.

What Audi S4 do most buyers choose?

The Audi S4 years with the most listings are 2019, 2018, and 2022.

These higher-volume years tend to draw more shoppers because they offer a strong mix of availability and value. More listings also give you more room to compare trims, colors, mileage, and deal quality before you buy.

What is the Audi S4's resale value?

The table shows downward movement for both model years, which can work in your favor if you're shopping used. The larger drop points to more noticeable price softening, while the smaller decline suggests a steadier value pattern. The 2018 and 2023 model years have held their value best, with the smallest year-over-year price changes.

Should I buy a used Audi S4 now or wait for the next model?

Buy now if:

• Price trend: The 2023 model is at −7.64% versus a year ago, and the 2018 model is at −4.69%.
• Deal availability: The 2023 model has 31.7% good and great deals, and the 2018 model has 36.7%.
• Sweet-spot year: The 2019 model has the most listings.

If you're buying used today, the 2019 model year offers the best mix of value and availability. If you want the newest version, it may be worth waiting for 2026 inventory to mature.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.