Rio De Janeiro is about 220 times smaller than New Zealand.

New Zealand is approximately 268,838 sq km, while Rio De Janeiro is approximately 1,221 sq km, making Rio De Janeiro 0.45% the size of New Zealand.
Tip: This to-scale comparison of New Zealand vs. Rio De Janeiro 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.