Arduino has shipped 10 million of its Uno boards since its introduction in 2010, and has produced a collector’s item to celebrate. True you pay more (€40), but it comes in a nicer box, in a ...

The UNO Rev 3 is, more or less, the same size as its predecessors, dating back to the original design. As you expect, the UNO Mini Limited Edition is a quarter of the size of the original ...

The Arduino UNO R4 boasts a 3x performance increase over the UNO R3 and , in addition, SRAM has been upgraded from 2kB to 32kB, and flash memory from 32kB to 256kB to support more complex projects.