What is the difference between machine embroidery cross stitch and hand embroidery?

Generally hand embroidery is to use silk thread, because silk thread show out of the painting is more colorful and better, but the machine embroidery can not use silk thread, because the machine embroidery order is not strong, silk thread is easy to break, and silk thread is very fine, so machine embroidery embroidery painting looks very rough and very messy. The following chart in Figure 1 is machine embroidery Figure 2 is hand embroidery.