The ship's secondary armament consisted of ten 45-calibre Canon de Modèle 1893/96 guns. Six of these were mounted in single-gun turrets on each side of the superstructure and the remaining four guns were positioned below them on the upper deck in individual casemates that were sponsoned out over the tumblehome of the sides. The guns fired shells at a muzzle velocity of to a maximum range of . Their theoretical rate of fire was between two and three rounds per minute. "Suffren" carried 200 shells for each gun. She also carried eight 45-calibre Canon de Modèle 1893 guns in shielded mounts on the shelter deck and on the superstructure. These guns fired a projectile at , which could be elevated up to +20° for a maximum range of . Their maximum rate of fire was four rounds per minute. The ship carried 2,000 shells for these guns.