From PD to PPS and MagSafe to Qi2, we explain common smartphone charging technologies and how to fast-charge your phone.

The second-fastest way to charge your iPhone is with Apple's MagSafe charger and a 20-watt power adapter, but for this to work you must own either an iPhone 12 or later to get the faster 15-watt ...

With a 5-watt charger, it can take an iPhone 16 up to 4 hours to reach full charge. If you are actively using the phone doing an intensive task, like recording 4K ProRes video, it is also possible ...

A phone with a 5,000 mAh battery is estimated to take about 2 hours and 30 minutes to fully charge from 0-100 percent. Teal ...