To understand why UFS 2.2 vastly outperforms eMMC 5.1, we have to look under the hood at how they communicate with the device's processor.
Provides significantly faster sequential read and write speeds, often performing over 2× faster than eMMC 5.1 in real-world scenarios [3]. 2. Responsiveness (Random Read/Write) ufs 22 vs emmc 51 link