vs
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"Si" is a form of "si", a conjunction which is often translated as "if". "Mejor" is an adjective which is often translated as "better". Learn more about the difference between "mejor" and "si" below.
mejor(
meh
-
hohr
)An adjective is a word that describes a noun (e.g., the big dog).
a. better (comparative)
Mi batido es mejor que el tuyo.My milkshake is better than yours.
Este cuadro es mejor que el otro que pintaste.This painting is better than the other one you painted.
2. (recovered)
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
a. better (comparative)
Me siento mejor que ayer.I feel better than yesterday.
Ella canta mejor que tú.She sings better than you.
4. (preferably)
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Mejor decírselo, yo creo.I think it would be better to tell them.
Mejor vamos otro día.We'd better go another day.
si(
see
)A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
