Read Full Article here… lifehacker.com

Photo: SAM YEH (Getty Images) If you’re buying a gift for someone with an iPhone, it’s likely they have an Apple Watch on their list (if they don’t own one already). Apple Watch is the most popular smartwatch in the world ; the only problem is, there are quite a few of them to choose from. Between the Series 3, Series 7, SE, and others, how do you know which one you should buy as a gift this holiday season? Before we get into the watches themselves, let’s talk a bit about a couple of Apple Watch quirks. While other Apple products have their variations, Apple Watches get a little more complicated: GPS vs. GPS + Cellular Many Apple Watch models come in two versions; GPS and GPS + Cellular. The only difference here is that the latter enables you to subscribe to a cellular plan for your Apple Watch, should you choose to. It’s definitely a consideration, since you can’t add cellular to a GPS Apple Watch. If you know the person you’re buying the watch for wants that cellular connectivity, you’ll need to buy that particular model, which comes with a slight extra cost. Apple Watch sizes All Apple Watches also come in two sizes. Those particular sizes depend on the model of watch, but you can think of them essentially as “small” and “large.” It can be difficult to know which watch is best for the person you’re buying for, but it helps if you know […]