Saint Paul is about 50 times smaller than Ho Chi Minh City.

Ho Chi Minh City is approximately 6,773 sq km, while Saint Paul is approximately 135 sq km, making Saint Paul 1.99% the size of Ho Chi Minh City.
Tip: This to-scale comparison of Ho Chi Minh City vs. Saint Paul 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.