1 of 11Image
The physical differences between the two versions of the Apple iPad — the standard Apple iPad and Apple iPad 3G — aren't many, but CNET.com's Donald Bell guides us through what 3G buyers can expect.
One of the tell-tale signs that you're holding a 3G version of the iPad is the matt black plastic strip that runs across the back and wraps up around the top edge. This plastic panel makes it easier for the iPad's internal 3G antenna to grab a signal.
You're not required to establish a 3G data plan for the iPad 3G to work, but an initial pop-up window will remind you that the option is available.