Broadway turned TV turned big-screen leading ladies Idina Menzel and Kristin Chenoweth co-starred in Wicked as frenemies Elphaba and Glinda in 2003. More than a decade later, Chenoweth, 48, and Menzel, 45, are still facing off — on the charts, with new solo albums that both arrived Sept. 23.

This article originally appeared in the Oct. 8 issue of Billboard.