Marriott Marquis Chicago: $229–$319/night, skybridge to McCormick Place, 100+ Mbps Wi-Fi, Bonvoy Titanium gets 4pm checkout. Hilton Chicago: $199–$289/night, 24hr business center, 75–100 Mbps, Diamond members 4pm checkout. Hyatt Regency: $189–$269/night, most affordable major flag, 40–60 Mbps, Globalist members 4pm checkout. The Blackstone (independent): $209–$299/night, 1910 landmark, 90+ Mbps, SLH/Hyatt points, best bar in city. The Study at U of C (independent): $169–$239/night, 200+ Mbps, best working lobby, IHG affiliation, Hyde Park location.