New Zealand is about 4.5 times smaller than South Africa.

South Africa is approximately 1,219,090 sq km, while New Zealand is approximately 268,838 sq km, making New Zealand 22.05% the size of South Africa. Meanwhile, the population of South Africa is ~57.5 million people (52.5 million fewer people live in New Zealand).
This to-scale comparison of South Africa vs. New Zealand uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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