Books like The Sentinel
Lee Child, Andrew Grant
The Sentinel is 404 pages, about 7 hours 24 minutes at 250 words a minute.
12 books to read next
How long each takes
The Housemaid 6.2 h 
Never Lie 6.0 h 
The Housemaid's Secret 6.5 h 
The Locked Door 5.7 h 
The Butterfly Garden 5.6 h The Inmate 6.3 h Brain Damage 7.2 h 
The Housemaid Is Watching 7.3 h 
The Perfect Marriage 6.5 h 
El Libro Negro de las Horas 7.0 h 
Ward D 5.9 h 
The Teacher 6.8 h Bar height shows length. Estimated at 250 words a minute.