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What is USB Type-C and USB versions?

USB Type-C is the shape of the port, while the USB version determines data speed and charging, and they can differ from one phone to another.

USB Type-C is a small, reversible port that you can plug in either way. The USB version, such as 2.0, 3.0, 3.1, 3.2, or 4, defines how fast data moves and how much power can be delivered. A phone can have a Type-C port but an older USB version, or vice versa.

In daily use, the version affects how quickly you transfer files between a phone and a computer, how fast the battery charges, and whether you can connect an external display. Type-C with USB 2.0 transfers data slowly (up to 480 Mbps), while USB 3.2 or USB 4 can reach much higher speeds (5 to 40 Gbps). Fast charging also depends on the version and the charging protocol.

When buying, look for the USB version in the specs, not just the presence of a Type-C port. Check the transfer speed if you move large files, and the charging wattage if you need fast charging. Remember that the cable itself may support an older version than the phone, so choose a suitable cable.

More terms

AMOLED / OLED displayAn OLED screen is a display where each pixel lights up on its own, and AMOLED is an advanced version commonly used in phones.LTPO displayAn LTPO display is a type of smartphone screen that saves battery life by automatically changing its refresh rate based on what is shown on screen.Refresh rate (Hz)Refresh rate is how many times per second the screen redraws the image, measured in hertz (Hz).Brightness (nits)Screen brightness in nits measures how much light a display emits, and a higher number means a clearer screen in bright conditions.Resolution and PPIResolution is the number of pixels on the screen, and PPI is how many pixels fit in one inch, so higher numbers mean a sharper picture.Gorilla Glass and screen protectionGorilla Glass is a type of toughened glass used on phone screens to resist scratches and impacts, while screen protection covers anything that reduces the risk of screen damage.