vs
QUICK ANSWER
"Estar de acuerdo" is an intransitive verb phrase which is often translated as "to agree with", and "ser" is a copular verb which is often translated as "to be". Learn more about the difference between "estar de acuerdo" and "ser" below.
estar de acuerdo(
ehs
-
tahr
deh
ah
-
kwehr
-
doh
)An intransitive verb phrase is a phrase that combines a verb with a preposition or other particle and does not require a direct object (e.g., Everybody please stand up.).
a. to agree with
¿Estás de acuerdo conmigo?Do you agree with me?
Estoy de acuerdo con tu propuesta.I agree with your proposal.
a. to agree
Todos estaban de acuerdo.They all agreed.
Los dos estamos de acuerdo en pasar la Navidad con mi familia.We have both agreed to spend Christmas with my family.
ser(
sehr
)A copular verb links the subject of a clause to the predicate (e.g., My brother is tall).
An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
a. to be made of
El casillero antiguo de mi abuela es de roble.My grandma's antique dresser is made of oak.
a. to root for
Yo soy del mejor equipo del mundo: FC Barcelona.I root for the best team in the world: FC Barcelona.
An impersonal verb is a verb with no apparent subject (e.g., Llueve en España.).
a. to be
Son las siete de la mañana.It is seven in the morning.
Era de noche cuando llegaron.It was night when they arrived.
An auxiliary verb, or helper verb, is a conjugated verb that comes before a main verb and determines the main verb's tense, mood, or aspect (e.g., I have gone.).
a. to be
El edificio fue diseñado por un equipo de arquitectos.The building was built by a team of architects.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).