Does Using Mobile Data Use More Battery. Wifi can greatly increase its consumption depending on the device you connect to. Wifi generally uses less power than cellular.
For 4G the communication with the tower might take 1-2W very dependent on the phone and network. The extra drain might be minimal if signal is great and there is literally no data transferring going on because of how much more. So much sway does battery life hold over us that we buy specific phones that guarantee us a couple of days usage.
Ah the mobile battery a thing of myth of legend.
Tethering can be done using a wired connection like a USB cable or wirelessly through Bluetooth or WiFi. When multiplied by more than 100 applications can quickly drain someones phone battery because of the constant requests. For scale a phone battery holds around 10 Watt-hours. Wifi can greatly increase its consumption depending on the device you connect to.
