The definition of 4G is fairly loose, to say the least. Every carrier pushes their own version. Sprint was first, with WiMax. Then T-Mobile started pushing HSPA+. Verizon launched LTE, the fastest. And then AT&T started tossing around “4G” as well.However you want to define 4G or not, what is clear, as Sascha Segan points out, is that AT&T is currently peddling the worst 4G of anybody. In PCMags testing, AT&Ts two “4G” phones, the Atrix and Inspire, are much slower than some of their 3G phones, like the iPhone 4 and Dell Venue. AT&T admits its deliberately turned off HSUPA on the Atrix-effectively capping the Atrixs upload speeds-even while it continue, (Click below to read more)
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