I always thought 9mm ammo was pretty expensive. That's not correct. > The cost of 9mm ammo can vary based on factors like brand, bullet type, and market conditions, with an average price range of $10 to $30 for a box of 50 rounds. Compared to other ammunition types, 9mm ammo is often more affordable, making it a popular choice among gun owners. https://springhilloutfitters.com/blog/how-much-does-9mm-ammo-cost/ I'm usually buying other caliber of shot.