As nouns the difference between centavo and centimo
is that centavo is currency unit (hundredth of a peso) in mexico while centimo is cent.
Is centavo same as cent?
Using one or the other depends on the *official* name of the fractional currency coin, as in "céntimo de euro" and "centavo de dólar". Both are synonyms for "one hundredth". They're used typically only for naming coins that are 1/100 of the unit value (ie. the same as "cent").
How much is a centavo?
The centavo (Spanish and Portuguese 'one hundredth') is a fractional monetary unit that represents one hundredth of a basic monetary unit in many countries around the world. The term comes from Latin centum, ('one hundred'), with the added suffix -avo ('portion').