If you hold either of these cards, you will earn an annual free night certificate on your account anniversary, which can be used at Category 1 through 5 hotel properties. (upgradedpoints.com)
But this is the only one that comes with free night certificates as opposed to points. (themilesgenie.com)
The two free night certificates from the current signup bonus need to be used within a year. (milesbriefs.com)