Books like The World's Religions
Huston Smith
The World's Religions is 399 pages, about 7 hours 19 minutes at 250 words a minute.
12 books to read next
How long each takes
God Is Not One 7.1 h 
Life After Death 5.6 h 
Living Buddha, Living Christ 4.0 h 
I Ching 13.6 h Sejarah Tuhan 12.3 h 
Patterns in Comparative Religion 8.9 h 
Confessions 6.4 h 
A History of Religious Ideas 11.3 h 
God Is Not One 7.3 h 
World Religions 4.0 h 
Mas̲navī 6.1 h 
Battlefield of the Mind 5.3 h Bar height shows length. Estimated at 250 words a minute.