The Kazan Yasen-M-class SSGN of project 885M has several differences from the Severodvinsk lead submarine of project 885. It is shorter and has a sharper bow, while the number of torpedo launchers decreased.

The Project 885M Yasen-M class nuclear-powered attack submarine Kazan (NATO reporting name: Severodvinsk-class) has launched torpedoes against a surface and an underwater target during its trials in the White Sea, the Defense Ministry’s press office said.