They are different but very similar - I ended up buying the S4

Its a massive upgrade from my 3gs lol

Pixel density HTC
Audio HTC
Thinner & lighter S4
Larger display S4
SD slot S4
Removable Battery S4
Benchmarks S4
Camera HTC
Battery S$

Subjective:
Design HTC
Snappier HTC
Interface S4
Keyboard S4
Camera HTC
Special Features S4

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Chinese Mexican
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