USB - Universal Serial Bus
The data transfer speed is determined by the wiring setup within the connectors.
USB 3.1 is the new USB standard.
Micro USB
- Micro USB is a relatively old USB standard specified connector which appeared in 2007.
- It is designed to connect some mobile and compact devices like MP3 players, smartphones, and digital cameras.
- There are three forms of micro USB interface including micro A, micro B, and micro USB 3.
- Micro USB 3.0 has a very similar look to the Type-B micro USB, but it has an extra pin group on the side used for twice the wires.
- Micro-USB connector is very small and it let manufacturers produce slimmer devices.
- They are cheaper than type C.
USB C
- Also known as USB Type-C or even type C.
- It is a connector system designed with a 24-pin group introduced in 2014.
- The two-fold rotationally symmetrical design is the most distinctive feature.
- They can be used to transmit data but deliver power as a single cable.
- It offers faster data transfer than the previous USB version.
- It has a flexible design you can plug USB C in whichever way without worrying about which side is up, which will reduce wear.
- They are able to simultaneously upload and download data.
- It can deliver power up to 100W.
- It can transmit data up to 10 Gbps.


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