In the same boat → 같은 처지에 있다

In the same boat (phrase) - be in the same circumstances as others.

비슷한 용어: in the same situation, under the same circumstances

We're all in the same boat. →  우리는 지금 같은 처지야.               

We're not in the same boat because I have it worse. → 내가 더 안 좋은 상황에 있기 때문에 우리는 같은 처지가 아니야.