It comes in a light seven-gram weight, with dimensions of 45 ... Both the Arduino Nano and Uno can be powered via their integrated USB connectors. This automatically supplies regulated 5V power ...

The Arduino UNO R4 Minima ... extended 24V tolerance, an SWD connector for easier debugging, and HID support. With all these exciting features, the UNO R4 Minima brings a new level of power ...

The WiFi version comes with an Espressif S3 WiFi module, that will help to expand creative opportunities for makers, educators, and hobbyists according to Arduino. The UNO R4 maintains the same form ...

But even after eliminating the Uno from your selection, you'll still be left with a wide array of Arduino boards ... from the obvious size, is the lack of power barrel connector on the Micro.