Books like Gladiator Street Fighter
Simon Scarrow
Gladiator Street Fighter is 352 pages, about 6 hours 27 minutes at 250 words a minute.
6 books to read next
How long each takes
You Wouldn't Want to Be a Roman Gladiator! 35 min 
The Bronze Bow 4.7 h 
Beric the Briton 6.5 h 
Mark of the Thief 6.4 h 
Tiger, Tiger 3.8 h 
Slave Girl from Jerusalem 4.4 h Bar height shows length. Estimated at 250 words a minute.