TIKITAKA is the type of company that has made many leverless controllers with minor nuances per controller to ensure that you find what you need.
The TIKITAKA M3 doesn't have 16 buttons. It has 17, and the 17th button is a rare fully sized start button on the top panel's upper left.
The star feature of the TIKITAKA E16 is definitely how you can customize its button layout completely and increase your winning chances.
The TIKITAKA C16 is a spray painted CNC aluminum alloy controller that remains light despite its impressive hardware.
Also known as the Deluxe16, the D16 is a leverless controller with 16 buttons that allow you to use it as a WASD controller too.
Compared to similar TIKITAKA controllers, the S15 has a split layout that gives your hands more breathing room.
The TIKITAKA T16 is a stickless controller with 16 buttons, and its dual layout allows you to use it as a WASD controller as well.