While the 12W adapter is recommended for fast charging on the iPhone, it barely manages charge a 12.9-inch iPad Pro in under five hours if it’s not being used. I use the iPad Pro as my only computer ...

Learn more The best iPhone ... C charger, the Anker 511 Nano 3 30W, typically costs around $20 and charges the latest iPhone 15 series slightly faster than Apple's own 20W USB-C Power Adapter.