What is the difference between "suyo" and "tuyo?"
What is the difference between suyo & tuyo?
3 Answers
tuyo and suyo can be either long form possessive adjectives (for tu and su) or possessive pronouns (el tuyo, el suyo).
Es el libro suyo. (long form possessive adjective)
Es su libro.
It is your book. (formal) (or his or her book)
Es el libro tuyo.
Es tu libro.
It is your book. (informal)
Es el suyo. (pronoun...the el is dropped after Ser)
It is yours. (formal)
Es el tuyo.
It is yours. (informal)
Es la suya.
Es la tuya. (feminine versions)
Suyo = yours (formal)
Tuyo = yours (informal)
Edit: please see Qfreed's complete answer
Not only formal/informal
If you speak with a friend and question for a car:
¿Es tuyo este coche?
but if you think the car is for other person and you see that person:
¿Es suyo ese coche?