Comparison of sizes of the canonical 1937 Palace of the Soviets design (red), the scaled-down version of 1937-1949 (yellow), the completed Moscow State University building (green) and the Moscow International Business Center (as of 2019, grey).
Own work compilation. Source images for tracing: 

MIBC: File:Moscow City 2019.jpg by user:CommunistSquared (CC0)
MSU: File:2016-MSU.jpg by user:Ivtorov (CC-A-SA-4.0)
Outline of the Palace (simplified) except for the statue: Трофимов В. (Trofimov V.); Эривански А. (Erivansky A.) (1952). "Восемь вершин" [Eight summits]. Техника — молодёжи (5): 14–15.
Outline of the statue (simplified): File:Bauskizze des Palastes der Sowjets.jpg - claiming PD-Ukraine
Height data:Khmelnitsky, D. (2007). Архитектура Сталина [Stalin's Architecture] (in Russian). Прогресс-Традиция. ISBN 5898262717, pp. 260, 287
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