With the varieties of USB and Thunderbolt terminology floating about, as well as new versions being adopted by Apple and other device producers, sorting out the mess can be a problem. Here’s what you need to know about USB 3, USB 4, Thunderbolt 3, and Thunderbolt 4.
For most users, there are two general families of multi-purpose connections: USB and Thunderbolt. Both have their benefits and their foibles, as well as sharing many characteristics, but the two technology trees are, largely, quite different.If you don’t read any further, here’s your main takeaway: The term “USB-C” by itself doesn’t specify anything for data, charging, or video beyond the physicality of the connector. But, as you might expect, there are a lot of details behind USB 3, USB 4, Thunderbolt 3, and Thunderbolt 4, and how they pertain to the USB-C connector.