An EXT port is often a USB-A port where you can insert an adapter, converter, or dongle and make your controller compatible with more consoles.
The PXN-0082 can be considered decent compared to its competition within the category of mini fightsticks.
The F500 Elite brings you the same goodness you may have derived from the vanilla edition, but Sanwa parts are included with full force.
This fightstick is sturdy and well rounded, but it will likely deter modders that form a good portion of the fighting game community.
The Mayflash Arcade Fightstick F101 is a worthy option as a simple mini fightstick that gets the job done.
The F300 Elite is a step up from the vanilla edition due to the inclusion of Sanwa parts, a surefire way to enhance performance.
The Mixbox comes in variations from all-keys to southpaw, but you may be most interested in its S+ variant that has 13 buttons and a spacebar.
The Subsonic Pro Fight Arcade Stick is worth a quick look if you are in the market for a budget mini fightstick.
The Mayflash Universal Arcade Stick F500 V2 brings us a flurry of pros and cons that are primarily positive.