vs
QUICK ANSWER
"Si" is a form of "si", a conjunction which is often translated as "if". "Estoy aquí" is a phrase which is often translated as "I'm here". Learn more about the difference between "si" and "estoy aquí" below.
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).
estoy aquí(
ehs
-
toy
ah
-
kee
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. I'm here
¿Dónde se metió Ana? Hace un rato que no la veo. - Estoy aquí, en el jardín.Where can Ana be? I haven't seen her for a while. - I'm here, in the garden.
b. I'm over here
¡Luis, estoy aquí! - ¡Hola! Siento llegar tan tarde.Luis, I'm over here! - Hi! Sorry I'm so late.
c. I've been here
Estoy aquí desde marzo y no me voy hasta enero.I've been here since March, and won't be leaving until January.
a. I'll be here
Estoy aquí todo el fin de semana, así que llámenme si salen a tomar algo.I'll be here all weekend, so give me a call if you go for a drink.
b. I'm going to be here
Si necesitas algo, ya sabes que hoy estoy aquí hasta las 6 pm.If you need anything, you know I'm going to be here until 6 pm today.
