How to Say "Are this one and that one the same?" in Korean?

"Are this one and that one the same?" in Korean is 이거하고 저거 같아요? (igeohago jeogeo gatayo)

같아요. (gatayo) - It's the same.
똑같아요! (ttokkkatayo) - They're exactly the same!
같은 옷 (gateun ot) - same clothes
같은 옷 입어요. (gateun ot ibeoyo) - I wear the same clothes.
친구하고 같은 옷 입어요. (chinguhago gateun ot ibeoyo) - I wear the same clothes as my friend.
우리 같은 옷 입어요. 그래서 같이 사진 찍어요. (uri gateun ot ibeoyo geuraeseo gachi sajin jjigeoyo) - We wear the same clothes. So we take pictures together.
커플티 (keopeulti) - matching couple T-shirts
남자친구하고 커플티 입어요. (namjachinguhago keopeulti ibeoyo) - I wear matching couple T-shirts with my boyfriend.