Conclusion
In conclusion, the Samsung Galaxy S9 remains a well-rounded smartphone that delivers on design, performance, and functionality. While launched back in 2018, its features are still robust enough to meet contemporary demands for most users. The array of available models and colors, coupled with its enduring design and formidable performance, ensures it holds its place as a viable choice in today's smartphone market, particularly considering its affordable pricing on the pre-owned market. Its ability to upgrade to newer Android versions further extends its lifespan and keeps it relevant and secure for current usage.