Books like The Secret Speech
Tom Rob Smith
The Secret Speech is 459 pages, about 8 hours 25 minutes at 250 words a minute.
12 books to read next
How long each takes
Without Fail 7.6 h 
Killing Floor 9.2 h 
The Butterfly Garden 5.6 h 
Sharp Objects 5.7 h 
KGB 12.9 h 
Persuader 8.5 h 
The Visitor 8.9 h 
Daemon 9.9 h 
The Woman in the Window: A Novel 8.4 h 
The Husband 7.6 h 
Echo Burning 7.9 h 
Night of the Fox 4.8 h Bar height shows length. Estimated at 250 words a minute.