Do you really need an iPhone 3G? We give you 5 reasons it’s the world’s best cell phone—and 5 reasons to wait to buy one or just keep rocking your 2G iPhone.

We admit it—after hearing Steve Jobs’s keynote at the Worldwide Developers Conference on June 9, we all wanted an iPhone 3G. Badly. There’s plenty to like about the iPhone’s second coming, but we wouldn’t be doing our jobs if we didn’t show you both sides of Apple’s newest smartphone, the good and the bad. In fact, the original working title of this article was “10 Reasons You Need an iPhone Now,” but in researching the story, we couldn’t look past the device’s clear downsides.

So in the spirit of the proverbial angel and devil that sit on either shoulder when you’re weighing a decision, we present both the good and the bad news about the iPhone 3G, so you can you make the most informed choice possible.