Have you decided to to get a new iPhone 5s or iPhone 5c? The Big Four: Verizon, AT&T, Sprint and T-Mobile, will all be carrying both new iPhones on day one. Regardless of whether this is your first cell phone or you're eligible for a phone upgrade on the plan you have, it's worth considering what each carrier brings to the table, to find out if you can get a better deal. To that end, your considerations might include factors like price, coverage area, features and functionality. After all, the phone is only as good as the network it's on. Here's the deal!