Africa is about 1.5 times smaller than Asia.

Asia is approximately 44,614,000 sq km, while Africa is approximately 30,365,000 sq km, making Africa 68.06% the size of Asia.
Tip: This to-scale comparison of Asia vs. Africa uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.