South Africa is about 45,659 times bigger than Sydney.

Sydney is approximately 27 sq km, while South Africa is approximately 1,219,090 sq km, making South Africa 4,565,780% larger than Sydney.
Tip: This to-scale comparison of Sydney vs. South 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.