There are some significant differences between the two options that you should be aware of before choosing.
When Samsung discontinued the MHL cable, users suddenly had no easy way to mirror their phone onto a big screen. This is where the ScreenBeam Mini2 comes in.
Mobile HDMI or MHL used an MHL cable to connect mobile devices like Android phones to large screen projectors or HDTVs. The MHL cable plugged directly into the USB port on the device and then into an HDMI port on the display.