A 20-watt charger will charge the iPhone almost as fast as a 30-watt one, clocking in only about 15 minutes slower for a full charge. Note: You can safely use a charging brick rated higher than 30 ...

The quickest way to charge your iPhone is with a fast charger: at least a 20-watt power adapter with a USB-C to Lightning or USB-C to USB-C cable for iPhone 15 models. As long as you own an iPhone ...

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 ...