Apple's new MagSafe charger for the iPhone 12 family doubles the wireless charging speed but is still slower compared to the wired solution. Concretely, the Wall Street Journal's Joana Stern found out in her video review of the new iPhones that the magnetic charger charges an iPhone 12 more than 2x slower than a 20-Watt USB-C charger with fast-charge support.
Apple’s new MagSafe technology found charging at half the speed of the wired solution