Indianapolis is about 7 times smaller than Ho Chi Minh City.

Ho Chi Minh City is approximately 6,773 sq km, while Indianapolis is approximately 935 sq km, making Indianapolis 13.81% the size of Ho Chi Minh City.
Tip: This to-scale comparison of Ho Chi Minh City vs. Indianapolis 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.