Used 2021 Audi A4 for Sale near Shell Knob, MO

## Summary - With 360 currently listed for sale on CarGurus and an **average price of $21,922.00**, 30.0% of 2021 Audi A4s for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2021 Audi A4 4.8 / 5 stars. - **75.3% of 2021 A4 models on CarGurus are accident-free**. - The 2021 Audi A4 offers a sleek design, advanced technology integration, and a comfortable ride, with a turbocharged engine lineup that ensures both performance and efficiency. ## Why it stands out The 2021 Audi A4 marks a significant year in the model's legacy, showcasing improvements in technology and performance that make it appealing to buyers seeking a refined luxury sedan. This model comes equipped with a modern infotainment system featuring Audi's Virtual Cockpit, enhancing the driving experience with clear, customizable displays. With an impressive user review rating of 4.8 / 5 stars, many owners praise its comfortable ride and fun driving dynamics. The turbocharged engines provide a balance of power and efficiency, while the options for quattro all-wheel drive cater to those looking for enhanced traction and handling. However, some may find the back seat to be a bit cramped, which is a common drawback in this segment. ## Other model years to consider - **[2020 Audi A4](https://www.cargurus.com/Cars/l-Used-2020-Audi-A4-c29934)** - Average price: $20,628.00 - Good/great deal percentage: 34.4% - User rating: 4.67 / 5 - Total listings: 454 - **[2019 Audi A4](https://www.cargurus.com/Cars/l-Used-2019-Audi-A4-c28519)** - Average price: $17,794.00 - Good/great deal percentage: 36.7% - User rating: 4.71 / 5 - Total listings: 700 - **[2018 Audi A4](https://www.cargurus.com/Cars/l-Used-2018-Audi-A4-c26836)** - Average price: $15,752.00 - Good/great deal percentage: 34.6% - User rating: 4.67 / 5 - Total listings: 1,113 This analysis is based on CarGurus' proprietary market data from February 23, 2026, CarGurus experts' opinions, and generative AI.