The Sony Xperia E and Xperia E dualare nearly identical, with the number of SIM slots the only notable hardware difference. It boils down to what makes more sense to you as a user – dual-SIM support or the more recent Android 4.1.1 Jelly Bean. When talking entry-level smartphones, a single-SIM package usually has to try harder to make itself noticed. Dual-SIM versions are usually regarded as...