With so many home security companies in the U.S., choosing one can be tough. Two leading options are ADT and Vivint, both offering smart devices and monitoring services. According to PissedConsumer.com reviews, Vivint often earns praise for modern equipment but draws complaints about billing and cancellations. ADT is valued for reliable monitoring but criticized for customer service and contract issues. This article provides a detailed comparison of ADT vs Vivint to help you determine which company best fits your needs. We also highlight some of the common home security issues customers encounter when dealing with the two providers. Key insights The home security systems market was valued at $56.1B...