Used INFINITI Q50 for Sale near Key Biscayne, FL

## Summary - With 764 currently listed for sale on CarGurus and an **average price of $16,061.00**, 21.9% of 2018 INFINITI Q50s for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 INFINITI Q50 4.65 / 5 stars. - **45.7% of 2018 Q50 models on CarGurus are accident-free**. - The 2018 INFINITI Q50 features a powerful twin-turbocharged 3.0-liter V6 engine and a luxurious interior, making it a competitive choice in the midsize luxury sedan market. ## Why it stands out The 2018 INFINITI Q50 distinguishes itself in the midsize luxury sedan segment with a compelling combination of power and comfort. Offered with a robust twin-turbocharged 3.0-liter V6 engine that delivers exhilarating acceleration, the Q50 also boasts a well-crafted interior filled with high-quality materials and advanced technology. Despite its aging design toward the end of its production run, the 2018 model still appeals to buyers seeking a stylish sedan with a strong performance pedigree and generous standard features. Owners frequently praise its sporty handling and luxurious ride, making it a reliable choice for those looking for both performance and refinement. ## Other model years to consider - **[2017 INFINITI Q50](https://www.cargurus.com/Cars/l-Used-2017-INFINITI-Q50-c25979)** - Average price: $14,088.00 - Good/great deal percentage: 20.8% - User rating: 4.74 / 5 - Total listings: 668 - **[2015 INFINITI Q50](https://www.cargurus.com/Cars/l-Used-2015-INFINITI-Q50-c24721)** - Average price: $12,454.00 - Good/great deal percentage: 20.4% - User rating: 4.74 / 5 - Total listings: 496 - **[2014 INFINITI Q50](https://www.cargurus.com/Cars/l-Used-2014-INFINITI-Q50-c23868)** - Average price: $11,394.00 - Good/great deal percentage: 20.2% - User rating: 4.41 / 5 - Total listings: 376 These recommendations are based on CarGurus' proprietary market data from February 20, 2026, CarGurus experts' opinions, and generative AI.