Books like Thomas Aquinas
Bishop Robert Barron
Thomas Aquinas is 178 pages, about 3 hours 16 minutes at 250 words a minute.
12 books to read next
How long each takes
Theological Foundations 6.5 h 
Correspondence 6.5 h 
Saint Thomas Aquinas 2.9 h 
Holy Sex! 6.5 h 
Exercitia Spiritualia 4.2 h 
The Divine Dance 4.0 h 
The Golden Legend 13.3 h 
Pensées 6.5 h 
Apologia Pro Vita Sua 7.3 h 
The Third Spiritual Alphabet 10.2 h 
Lives of the Saints 7.5 h 
Spiritual Passages 3.9 h Bar height shows length. Estimated at 250 words a minute.