Phone Glossary

Clear, jargon-free definitions of the specs and standards that matter when choosing cases, chargers, and screen protectors.

Charging

Apple's magnetic charging and accessory system for iPhone, using a ring of magnets for precise alignment.

The next-generation wireless charging standard with magnetic alignment, bringing MagSafe-like features to all phones.

USB Power Delivery — a fast-charging standard that can deliver up to 240W over USB-C cables.

The two most common phone case materials — flexible TPU rubber vs rigid polycarbonate plastic.

A U.S. military standard for environmental testing that many rugged phone cases claim to meet.

An ingress protection rating meaning the device is dust-tight and can withstand submersion in water.

Corning's toughened glass used on most Android phones, designed to resist drops and scratches.

Apple's proprietary screen material infused with ceramic crystals for improved drop performance on iPhones.