This new website Privatejetcardcomparisons.com provides comparisons of over 75 private jet card and block charter programs, including hourly rates, daily minimum hours, standards for plane and pilot sourcing, policies on unaccompanied minors, whether the planes have WiFi, CEOs of each company. It covers NetJets, Sentient, XOJET, WheelsUp, JetSuite, Flexjet and so on.