Hdclone - Professional Edition 4.2.2a Portable [best]

This version is older but still widely used for legacy systems (Windows XP/Vista/7/8) and basic disk cloning. The "Portable" edition runs directly from a USB drive without installation.

: A standout feature that allows you to create compressed file images with almost no extra time required, saving storage space without sacrificing speed. HDClone Professional Edition 4.2.2a Portable