Is the latest phone from Apple's rival revolutionary or just an upgrade of the Galaxy S3?

We've heard a lot of buzz about the new Samsung Galaxy S4, particularly around its eye-tracking technology. Here's an infographic that breaks down the main specs of this new phone, via Samsung Tomorrow:

Impressive, but some reviews suggest that the eye tracking is more of a gimmick than a fully-fledged technology. Do you think the Galaxy S4 is deserving of a new number, or is it more of a Galaxy S3.5?

Samsung Tomorrow

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