Russia vs Brazil: which is bigger?
Russia is bigger: 17,098,246 km² against 8,515,767 km², about 2 times the size of Brazil.
Drop Russia onto Brazil →Side by side at true size
Both drawn at the same scale on an equal-area projection.
And on the usual world map
On the usual world map Russia looks 9.3 times bigger, not 2: the map inflates Russia about 4.9 times and Brazil 1.06 times.
In numbers
Areas: official totals including inland water (UN Statistics Division via Wikidata). Outlines: Natural Earth. How Globegami works