Tracfone ZTE Quartz Review Android Smartphone ZTE Quartz 797C Review with Features, Specs and Where to Buy Below you will find our review of the ZTE Quartz from Tracfone with lots of details facts about this new phone. TracfoneReviewer works hard to provide useful and accurate information, and we will update this post as needed. ZTE Quartz Review - 5.5" Android Smartphone Tracfone continues to upgrade their phones offered to consumers with the latest smartphone, the ZTE Quartz that features a 5.5" touchscreen, the largest available at this time. Tracfone is a prepaid wireless cell phone company that offers both phones, and cell service by contracting with various other companies. Over the past few years Tracfone has steadily offered more and more smartphones to use with their service. Most of their Android smartphones are for CDMA networks through Verizon, but some phones use GSM networks through AT&T. Tracfone also still offers many non-smartphones. Until the Quartz, the...