Books like Real Analysis
H. L. Royden, Patrick Fitzpatrick, Halsey Royden, Royden, Royden & Fitzpatrick
Real Analysis is 349 pages, about 6 hours 24 minutes at 250 words a minute.
7 books to read next
How long each takes
Introduction to Real Analysis 7.1 h 
Functional Analysis 7.3 h 
Applied Functional Analysis and Variational Methods in Engineering 10.0 h 
Visual Complex Analysis 10.9 h 
Principles of Real Analysis 7.0 h 
Elements of Real Analysis 13.5 h 
Learning Theories for Teachers 6.6 h Bar height shows length. Estimated at 250 words a minute.