Australia is about 126,905 times bigger than San Marino.

San Marino is approximately 61 sq km, while Australia is approximately 7,741,220 sq km, making Australia 12,690,425% larger than San Marino. Meanwhile, the population of San Marino is ~34,682 people (26.1 million more people live in Australia).
This to-scale comparison of San Marino vs. Australia uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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