Half-duplex (data can only be read or written one at a time, not simultaneously).
In the world of modern electronics, the processor (CPU) gets most of the glory. However, the unsung hero—or the hidden bottleneck—is often the internal storage. When comparing budget and mid-range smartphones, you will frequently encounter two acronyms: and eMMC 5.1 .
UFS 2.2, the modern successor, represents a monumental leap forward. Its full-duplex interface, sophisticated command queue, and advanced features like Write Booster deliver substantially higher sequential and random speeds, enabling blazing-fast app launches, silky-smooth multitasking, and rapid file transfers. For anyone seeking a responsive device that remains fast for years, UFS 2.2 is the baseline you should not compromise on.