Conclusion
Offered in three colors—Black, White, and Blue—the Unnecto Quattro X appealed to users seeking a straightforward and budget-friendly smartphone. While lacking advanced features found in more recent releases, its performance, basic multimedia and connectivity options, and practical design were well-suited for light users or as a backup device. Despite its discontinuation, it stands as a representative of entry-level smartphones of its time, focusing on essential features and affordability.