Used Audi S4 for Sale near Hardin, MT

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 $31,079, and its lowest nationwide average price over the past year was $30,932. 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 performance, all-wheel-drive confidence, and a premium cabin in one package. 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, sharp handling, and excellent traction from standard all-wheel drive. The interior quality and comfort also come through as recurring strengths, making it a rewarding daily driver.

34.7% of listings are priced as good or great deals.

Are Audi S4 models reliable?

Owners consistently praise the S4 for its strong performance, confident all-wheel-drive traction, and upscale interior quality. Across the model years in the data, the car’s driving character and everyday usability come through as recurring strengths.

• 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 most manageable when you choose a well-maintained example with a clean history and a complete service record.

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

Across all model years, at 69.5% 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, 2018, and 2022.

Higher-volume years usually draw more shoppers because they give you more inventory to compare, which can make it easier to find the right trim, mileage, and price combination. They also tend to be the years where you can shop with the broadest selection of listings.

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 on the newer model year points to stronger near-term price movement, while the older model year shows a smaller change. Overall, the pattern suggests used buyers are seeing better value in these recent S4s right now.

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 −8.41% versus a year ago, and the 2018 model is at −3.83%.
• Deal availability: The 2023 model has 33.1% good and great deals, and the 2018 model has 35.8%.
• 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 October 13, 2026, CarGurus experts' opinions, and generative AI.