In a nutshell, because 5G uses a different spectrum than 4G LTE , it can deliver stronger and faster connections, higher capacity for traffic, as well as latency as low as 1ms.
Read moreWhy is my phone on LTE instead of 5G?
When 5G speeds don’t provide a noticeably better experience, your iPhone automatically switches to LTE, saving battery life . 5G On: Always uses 5G network when it’s available. This might reduce battery life. LTE: Uses only LTE network, even when 5G is available.
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