The iPhone 5 isn’t the world’s thinnest smartphone, as Apple claims it to be

No idea whether that article is firmly tongue in cheek or not, but given that the majority of those phones either have bulges at certain points, or push outs where the camera is they're all a bit thicker than the spec sheets say.

Bit like a car manufacturer saying "Our car is <X> weight! (with no engine, transmission, gearbox, fueltank, seats, windows)", it's true, but it's not correct.