Moscow is about 1.5 times smaller than Melbourne.

Melbourne (the 27 councils of metropolitan Melbourne, without the Yarra Ranges, Cardinia, Mornington Peninsula and Nillumbik) is approximately 3,915 sq km, while Moscow (map shows its 125 districts within the pre-2012 boundary; the area includes New Moscow) is approximately 2,562 sq km, making Moscow 65.43% the size of Melbourne.
Tip: This to-scale comparison of Melbourne vs. Moscow uses the Mercator projection, which distorts the size of regions near the poles.
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