Russia is about 1.9 times bigger than Sahara Desert.

Sahara Desert is approximately 9,200,000 km² (3,552,138 sq mi), while Russia is approximately 17,098,242 sq km, making Russia 86% larger than Sahara Desert.
Tip: This to-scale comparison of Sahara Desert vs. Russia uses the Mercator projection, which distorts the size of regions near the poles.
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