i've got used the two. they are rather much precisely an identical. The purposes are an identical, the layouts are an identical, and from a functional perspective, each thing is an identical. the only transformations are aesthetic (eighty 4 is extra alluring), and the reminiscence on the eighty 4 is larger, meaning that the eighty 4 is speedier, too, yet except you're appearing some extreme calculations or apps, it is not possibly substantive. The eighty 4 additionally comes with extra apps via default, and it comes with a cable and utility so as which you will connect it on your computing gadget. it particularly is a sprint pricier, yet not via too lots. in case you like an eighty 4, sure, you could definitely get it particularly of an eighty 3. Functionally, they are an identical. The keys are an identical and each thing; they only seem distinctive, yet each thing's interior an identical place, and each thing works an identical way.