Used Audi A6 for Sale near Valley Center, CA

## Summary - With 639 currently listed for sale on CarGurus and an **average price of $16,604.00**, **35.8%** of 2018 Audi A6 models for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 Audi A6 4.44 / 5 stars. - **70.1% of 2018 A6 models on CarGurus are accident free**. - The 2018 Audi A6 features a refined interior offering a perfect balance of luxury and sportiness, advanced technology, and a strong lineup of engines, ensuring an enjoyable driving experience. ## Why it stands out The 2018 Audi A6 stands out in the luxury midsize sedan segment with its perfect blend of performance, sophistication, and technology. This model appeals to buyers due to its high-quality interior materials and cutting-edge infotainment system that emphasizes user-friendliness. The strong engine options deliver power alongside smooth handling, making the A6 a competent choice for both everyday commutes and spirited drives. Audi’s quattro all-wheel drive system adds an extra layer of confidence on the road, particularly in adverse weather conditions. Given its reputation for comfort and performance, the 2018 Audi A6 has solidified itself as a well-rounded option for those in the luxury car market. ## Other model years to consider - **[2019 Audi A6](https://www.cargurus.com/Cars/l-Used-2019-Audi-A6-c27563)** - Average price: $22,679.00 - Good/great deal percentage: 37.9% - User rating: 4.93 / 5 - Total listings: 541 - **[2015 Audi A6](https://www.cargurus.com/Cars/l-Used-2015-Audi-A6-c24481)** - Average price: $11,441.00 - Good/great deal percentage: 30.8% - User rating: 5 / 5 - Total listings: 535 - **[2016 Audi A6](https://www.cargurus.com/Cars/l-Used-2016-Audi-A6-c24763)** - Average price: $12,965.00 - Good/great deal percentage: 29.9% - User rating: 4.9 / 5 - Total listings: 552 These recommendations are based on CarGurus' proprietary market data from February 10, 2026, CarGurus experts' opinions, and generative AI.