Used Audi S4 for Sale nearMadison, WI

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 $30,797, and its lowest point over the past year was $30,714. Recently, prices have come down for the 2018, 2019, 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 pick if you want a performance sedan with everyday polish. The all-generations owner rating is 4.8/5 across every model year in the data.

Owners consistently praise the S4 for its powerful acceleration, confident all-wheel-drive traction, and upscale, comfortable cabin. The model also earns repeat praise for blending speed with refinement, which makes it appealing if you want a sporty drive without giving up daily comfort.

35.0% of listings are priced as good or great deals.

Are Audi S4 models reliable?

Owners and reviewers consistently highlight the S4’s strong performance, secure all-wheel-drive feel, and well-built interior. Across the model years in the data, the car’s appeal comes from its blend of speed, comfort, and usable technology.

• Owners rate the Audi S4 between 4.7 and 5 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is worth weighing carefully because maintenance costs can run higher than average, especially on older examples.

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

Across all model years, at 67.9% 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-2022 models.

What Audi S4 do most buyers choose?

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

Higher-volume years tend to draw more shoppers because they usually give you more inventory to compare, more pricing spread, and more chances to find the right color, mileage, and equipment mix.

What is the Audi S4's resale value?

The table shows broad downward movement across the model years listed, which can work in your favor if you’re shopping used. The largest drop is a double-digit decline, while the other years also moved lower over the past year. That pattern points to improving value for buyers rather than price strength for sellers.

The 2019, 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?

Buy now if:

• Price trend: The 2023 model is at −10.47% versus a year ago, and the 2019 model is at −3.42%.
• Deal availability: The 2023 model has 41.3% good and great deals, and the 2019 model has 35.4%.
• Sweet-spot year: The 2019 model has the most listings at a current average price of $27,947.

If you're buying used today, the 2019 model year offers the best mix of value and availability.

How does the 2019 Audi S4 compare to the 2019 Alfa Romeo Giulia?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.