Samsung galaxy s4 vs sony xperia z comparison new best top cool gadgets videos 2013

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New gadgets video 2013:

Samsung Galaxy S4 vs Sony Xperia Z:

Here you will wacth the new gadgets videos and tech news of 2013 march....
Sony might be on the right track back to greatness in the Android smartphone space, but now that Samsung has come out with the Galaxy S4, is the Sony Xperia Z in trouble?
Let's watch the new gadgets videos....