Despite the differences in size and microcontroller, the Arduino Nano and Micro share some similar pinout configurations. They both have two GND pins, two reset pins, one AREF pin, and three power ...

– Arduino Nano Every – perfect for everyday projects. (Pre-order here with headers or here without headers) – Arduino Nano 33 IoT – small, secure, and Internet-connected.

The cheapest and simplest of the new lineup is the Nano Every, which costs $9.90 and is based on the ATMega4809 microcontroller. It runs at 20 Mhz and comes with 48KB of Flash and 6KB of RAM.

While relatively old, the Arduino Nano is still priced at $24.90, which is a significant price leap from the more recent and more affordable Nano Every that you can get for $13.70. What is Arduino ...