1 Tú vs.Usted Both mean you Tú (singular familiar) is used with people that you are familiar with or someone that you refer to by their first name. Usted (Ud.) (singular formal) is used with a person who you should respect, for example a doctor, teacher, elder, or an unknown person. Usted is also used with someone with the title Mr., Mrs., or Ms.
2 Tú vs. Usted When do you use tú or usted?
3 Tú vs. Usted Mr. Stephens
4 Tú vs. Usted usted
5 Tú vs. Usted Your younger brother
6 Tú vs. Usted tú
7 Tú vs. Usted Your doctor
8 Tú vs. Usted Usted
9 Tú vs. Usted Your best friend
10 Tú vs. Usted tú
11 Tú vs. Usted Your parents
12 Tú vs. Usted It depends….. Most people use usted but it varies by country. If you aren’t sure, use usted until you are invited to use tú.