Knyaz Vladimir Borei-class

Russia’s Defense Ministry has agreed to fund the operation of a nuclear submarine carrying a Knyaz Vladimir is a Borei-class nuclear-powered ballistic missile submarine, and the first upgraded Borei-A unit to enter service with the Russian Navy. The submarine is named after Prince Vladimir the Great …ballistic missile, which will be officially delivered to the Russian Navy in the coming weeks.

Knyaz Vladimir is the first submarine of the Borei-class subclass
This version has a new centrifugal impeller for the water jet instead of the previous one, which produces less noise.

Another change is the submarine shaft modification

In this image, the location of the towed submarine sonar is clearly visible at the end of the horizontal axis of the submarine.