It’s worth keeping an eye on this if you want your laptop to work with your existing wired devices. We expect USB-C ports to increasingly replace USB-A ports on modern laptops, and indeed some laptops, including the latest Apple MacBooks, already exclusively use USB-C ports. USB-C is the only connector designed to manage speeds up to the USB 4.0 standard, though simply having a USB-C port does not guarantee this. They can be used for anything from charging a laptop or phone, to connecting to a monitor or powering a large external storage device. This is the USB port that most people will be familiar with – its asymmetrical design means that connectors can only be plugged in one way. Different USB shapes and sizes: USB-A, USB-B and USB-C USB-A Below, we’ll first explain the different shapes and sizes you’ll come across, and then the different data speeds. Their physical shape and size, which dictates what connector fits what portĭifferent ports combine these elements in different ways for reasons of cost and convenience.There are two aspects of a USB port that matter: You might ask, then, why some laptops have ports of different shapes and sizes that all claim to be USB. These ports are very much jacks of all trades – in fact, the ‘U’ in USB stands for ‘universal’. Whether you’re trying to connect a printer, charge a phone or plug in a mouse, a USB port can do all this. We can help quickly and easily find the right model for you, thanks to our independent lab tests. ![]() ![]() These are the most common ports on modern laptops
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