Both are the same is correct.

The right thing to say is "Both are the same". "The" is a definite article and it is used in sentence making. Hello!😀 Hope my response helped. Feel free to click on my profile for fun and exciting classes. I am a patient, resourceful and kind native English speaker who has several years of teaching experience. I am also certified to teach English as a second language. I'm looking forward to seeing you very soon. 😊