Used 2018 Audi S4 for Sale near Dover, DE

## Summary - With 150 currently listed for sale and an **average price of $23,730.00**, 32.7% of 2018 Audi S4s for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 Audi S4 4.67 / 5 stars. - **66.7% of 2018 Audi S4 models on CarGurus are accident free**. - The 2018 Audi S4 features a potent 3.0-liter twin-scroll turbocharged V6 engine, standard Quattro all-wheel drive, and a beautifully crafted interior with high-tech features. ## Why it stands out The 2018 Audi S4 excels in delivering an engaging driving experience, thanks to its powerful 354-horsepower V6 engine, which offers swift acceleration with a 0-60 mph time of just 4.4 seconds. Its combination of Quattro all-wheel drive and an eight-speed automatic transmission ensures that power is distributed effectively, providing both great performance and stability on the road. The interior is equally impressive, combining luxurious materials with cutting-edge technology, including the reconfigurable Virtual Cockpit and a seamless infotainment system. While it's refined and a blast to drive, the S4 may not be as thrilling as some of its competitors, such as the BMW M340i or Mercedes-AMG C43. Nonetheless, those seeking a balanced performance sedan with ample luxury features will find the 2018 Audi S4 to be a compelling option. ## Other model years to consider - **[2019 Audi S4](https://www.cargurus.com/Cars/l-Used-2019-Audi-S4-c28513)** - Average price: $29,134.00 - Good/great deal percentage: 31.2% - User rating: 4.67 / 5 - Total listings: 170 - **[2023 Audi S4](https://www.cargurus.com/Cars/l-Used-2023-Audi-S4-c32242)** - Average price: $43,590.00 - Good/great deal percentage: 29.7% - Total listings: 128 This analysis is based on CarGurus' proprietary market data from March 20, 2026, CarGurus experts' opinions, and generative AI.