The best-selling smartphone of 2012 is an all-around performer that delivers on all ends. Having carved a niche with its NFC-ready feature set, the GS III flaunts incredible wireless-sharing features spotlighted by S Beam, which uses Wi-Fi Direct to transfer content by tapping two phones together. Youâ€™ve seen the commercials. And though the US version missed out on quad-core processing, its 1.5GHz dual-core remains a solid replacement that works to yield fast results. LTE and call quality excels on all mobile networks as well.