You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
alternatehistory.com
Not entering service until 1948, the Soviet IS-7 tank was nevertheless designed to face anything on the WW2 battlefield, including the 128mm gun on the Jadgtiger.
What would the German equivalent be? Choices would be more massive Maus type semi-mobile pillboxes, or something that offered mobility, protection and firepower in a more balanced form like the IS-7.
I often wonder why the German tanks kept getting taller, while the Soviet ones become wider and focused on lower height.