Identify Types Of USB Connectors And USB Cables

By Mike Darrow

Identify Types Of USB Connectors And USB Cables

USB stands for Universal Serial Bus, common connectivity standard nowadays on most personal computers, smartphones, tablets, and other electronic devices. Most of these devices have at least one USB port and sometimes come packed with a USB cable. But have you noticed that there are so many types of USB ports and USB cables that come in many different shapes?

Numerous types of USB ports are being used on many kinds of devices for different purposes. Many people are unable to distinguish them and often buy the wrong USB cables. There are several types of USB cables that are relatively similar in appearance, and so it isn’t straightforward to distinguish without understanding them. For example, instead of buying a mini USB cable, they take a micro USB cable from the store.

It can be somewhat complicated to learn about the USB standard, USB connectors, and USB cables. However, you can use the information and images below to find out more.

A Summary Of USB Connectors: The Shape Of USB Connectors And Its Speed

USB ConnectorsUSB 1.0
1996
USB 2.0
2001
USB 2.0
Revised
USB 3.0
2011
USB 3.1
2014
USB 3.2
2017
USB4
2019
Data Transfer Rate1.5 Mb/s
(Low Speed)
1.5 Mb/s

(Low Speed)

12 Mb/s

(Full Speed)

480 Mb/s
(High Speed)

5 Gb/s
(SuperSpeed)
10 Gb/s
(SuperSpeed+)
20 Gb/s
(SuperSpeed+)
40 Gb/s
(SuperSpeed+ and Thunderbolt 3)
12 Mb/s
(Full Speed)
USB StandardType A
USB Type-A
Type A
USB 3.0 Type-A Blue
Deprecated
Type B
USB Type-B
Type B
USB 3.0 Type-B Blue
Deprecated
N/AType C (Zoomed In)
USB Type-C
USB MiniN/AMini A
USB Mini-A
Deprecated
Mini B
USB Mini-B
N/AMini AB
USB Mini-AB
USB Micro N/AMicro A
USB Micro-A
Deprecated
Micro B
USB Micro-B
Micro B
USB 3.0 Micro-B
Deprecated
Micro AB
USB Micro-AB
Deprecated
USB ConnectorsUSB 1.0
1996
USB 2.0
2001
USB 2.0
Revised
USB 3.0
2011
USB 3.1
2014
USB 3.2
2017
USB4
2019

Our Recommended Stylish, Flexible And Durable USB-C Cables

Released Versions

Version NameRelease DateMaximum Transfer SpeedNote
USB 0.7November 11, 1994N/APre-release Version
USB 0.8December 1994N/APre-release Version
USB 0.9April 13, 1995Full Speed (12 Mb/s)Pre-release Version
USB 0.99August 1995N/APre-release Version
USB 1.0-RCNovember 1995N/ARelease Candidate
USB 1.0January 15, 1996Full Speed (12 Mb/s),

Low Speed (1.5 Mb/s)

USB 1.1August 1998A revised version of USB 1.0. Backward compatibility with USB 1.0
USB 2.0April 2000High Speed (480 Mb/s)Added support for power sources with USB connectors. Backward compatibility with USB 1.1 and 1.0
USB 3.0November 2008SuperSpeed USB (5 Gb/s)Backward compatibility with USB 2.0. Also referred to as USB 3.1 Gen 1 and USB 3.2 Gen 1 × 1
USB 3.1July 2013SuperSpeed+ USB (10 Gb/s)Includes new USB 3.1 Gen 2, also named Gen 2 × 1 in later specifications
USB 3.2August 2017SuperSpeed+ USB (20 Gb/s, dual-lane)Includes new Gen 1 × 2 and Gen 2 × 2 multi-link modes
USB4August 201940 Gb/s (two lanes)Includes new Gen 3 × 1 and Gen 3 × 2 modes and introduces USB4 routing for tunnelling of USB3.x, DisplayPort 1.4a and PCI Express traffic and host to host transfers, based on the ThunderBolt 3 protocol