Side By Side Comparison of ZTE Blade Vec 4G and ZTE Q519T. Compare Processor, display, RAM, Storage and other features here. You can quickly compare ZTE Blade Vec 4G and ZTE Q519T smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of ZTE Blade Vec 4G and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.