vs
QUICK ANSWER
"At the moment" is an adverb which is often translated as "en este momento", and "right now" is a phrase which is often translated as "ahora mismo". Learn more about the difference between "at the moment" and "right now" below.
at the moment()
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
1. (general)
a. en este momento
Can I speak to John, please? - He's not here at the moment. Can I take a message?¿Puedo hablar con John, por favor? - En este momento no está aquí. ¿Quieres dejarle un recado?
b. de momento
We are not accepting any more applications at the moment.De momento no estamos aceptando más solicitudes.
right now()
A phrase is a group of words commonly used together (e.g., once upon a time).
c. ahorita (colloquial) (Latin America)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
When did the movie start? - Right now. Just as you were coming through the door.¿Cuándo empezó la película? - Ahorita. Justo cuando tú entrabas por la puerta.