When comparing UNetbootin vs Fedora Media Writer, the Slant community recommends UNetbootin for most people. In the question“What is the best software for creating Live USB (from ISO files)?” UNetbootin is ranked 11th while Fedora Media Writer is ranked 14th. The most important reason people chose UNetbootin is:
Although you can override this setting by selecting any ISO file of your choice, UNetbootin offers a simple interface in which you can choose to automatically download almost any mainstream operating system. This can save users the hassle of browsing through web pages in search of a download.
Specs
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Pros
Pro Supports most common distros for download
Although you can override this setting by selecting any ISO file of your choice, UNetbootin offers a simple interface in which you can choose to automatically download almost any mainstream operating system. This can save users the hassle of browsing through web pages in search of a download.
Pro Cross-platform
The fact that UNetbootin is cross platform means it can be used on any computer one has lying around, to create a bootable USB stick from a proper ISO file. It also makes it more viable as a tool since it can be recommended to anyone without having to worry about what operating system they are running.
Pro Automatically detects USB flash drives
UNetbootin automatically detects all the USB drives in the computer, this helps the interface be much more fluid, and protects inexperienced users from accidentally corrupting their hard drive.
Pro Helps discover Fedora Spins and Fedora Labs images
Makes it easy to obtain niche software packages, such as Sugar On A Stick (SOAS), and Fedora Design Suite.
Pro Supports ARM v7 and AArch64 images of Fedora
Makes it easy for using Fedora Workstation or Fedora Server with Raspberry Pi or other hobby SOC boards.
Pro Uses dd, prevents nuking system disks.
While it uses dd as a backend, it only shows SD cards and USB devices. This helps prevent accidentally nuking system disks.
Pro Open Source
Licensed under the GNU General Public License v2
Pro Cross Platform
Binaries for Windows, macOS, and Flatpak are available. A traditional RPM package is also available in the Fedora repositories.
Pro Not limited to Fedora - Any ISO can be writen to a usb.
If you have an IMG or ISO, it can be writen to a disk. You are not forced to use any of the Fedora options.
Pro Automatic Live Disk Detection
Can automatically detect disks which already are formatted with live system images, and prompts you to see if you would like to restore it to factory default settings.
Cons
Con There's a chance it will destroy your USB
Not only is the performance of the software subpar, there is a high likelihood that it will corrupt your USB in the process.
Con Uninstaller Not Supported
Con Have issues on autorun.inf when install more than one distributions
Con Might not work sometimes
For example UNetbootin has some troubles with the Hiren's Boot CD ISO file.
Con Heavily Fedora-centric
Aside from you providing and using a custom image, the only other options present are for Fedora distributions. You won't find RedHat Enterprise Linux, or CentOS, or even Fedora Silverblue. Nor will you find any outside of the RedHat family, like Arch, Debian, or Ubuntu.