Used Audi S4 for Sale nearJanesville, 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 $31,907, and over the past year that nationwide average reached a low of $31,808. 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 widely appealing if you want a quick, refined sport sedan with standard all-wheel drive and a premium cabin. The all-generations owner rating is 4.76/5 across every model year in the data.

Owners consistently praise the S4 for its strong performance, confident handling, and all-weather traction. The cabin also earns frequent praise for its comfort and quality, and many shoppers value how the car blends speed with everyday usability.

33.0% of listings are priced as good or great deals.

Are Audi S4 models reliable?

Owners consistently praise the S4 for its strong performance, composed driving feel, and all-wheel-drive confidence, while expert and owner commentary also points to a premium interior and rewarding everyday usability. Across the model years in the data, the S4’s appeal is strongest when you want performance and comfort in the same package.

• 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 expectations, so a well-documented service history matters.

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

Across all model years, at 69.7% 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-2020 models.

What Audi S4 do most buyers choose?

The Audi S4 years with the most listings are 2019, 2018, and 2020.

These higher-volume years tend to draw more shoppers because they give you more inventory to compare and more chances to find a well-priced example. They also often sit in the sweet spot between newer features and used-car value.

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 stronger price softening in one recent model year, while the smaller decline shows the other has moved down more gradually. 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?

Buy now if:

• Price trend: The 2023 model is at −7.82% versus a year ago, and the 2018 model is at −4.02%.
• Deal availability: The 2023 model has 37.1% good and great deals, and the 2018 model has 38.3%.
• 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.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.