All the iPhone 13 models are equipped with Apple's MagSafe feature, which offers faster wireless charging with compatible chargers. It also supports optional accessories -- including MagSafe wallet, mini wallets and various mounts -- that adhere magnetically to the back of your phone. Like the iPhone 12, the iPhone 13 has "an array of magnets" (Apple says they're recycled) embedded around a charging coil that can pull up to 15 watts of power. If you want to use those MagSafe accessories without taking your phone out of its case, you need a phone case that's equipped with MagSafe support. The M

In general, yes -- about $10 more. Some more affordable MagSafe cases cost around $20, but most cost upwards of $30. We see cases from certain companies that are essentially the same, but one has MagSafe and the other doesn't. The MagSafe version usually sells for $10 more. It may seem like a little too much to pay for something that doesn't seem like much of an upgrade, but in time, MagSafe compatibility may command less of a "tax."

The short answer is no, the iPhone doesn't need a case, and yes, some folks prefer to keep their iPhones uncovered. It is risky, as one drop on the wrong surface (like pavement) could mean a cracked screen or cracked back or dented corner. You can pay for insurance for your phone -- it's fairly pricey -- so you can get it replaced or fixed cheaply should something happen to it.I never get insurance and just buy a decent case instead. Having a case on your phone won't prevent you from losing it but it does greatly reduce the risk of damaging it.