ROI 계산기
투자 수익률 및 연간 수익률 계산
다음 단계
관련된 다음 작업으로 흐름을 이어가세요.
Privacy & Trust
ROI
See total return percentage alongside absolute net profit.
연간 ROI
Normalize performance over multiple years for easier comparison.
순이익
Review gain or loss in the selected currency.
계산
투자 수익률 및 연간 수익률 계산
사용 방법
값 입력
입력 필드에 숫자나 매개변수를 입력하세요.
즉시 결과 확인
입력하는 즉시 결과가 자동으로 업데이트됩니다 — 제출 버튼이 필요 없습니다.
복사 또는 저장
결과를 클립보드에 복사하거나 작업 흐름에 활용하세요.
이 도구를 사용하는 이유
100% 무료
숨겨진 비용도, 프리미엄 등급도 없습니다 — 모든 기능이 무료입니다.
설치 불필요
브라우저에서 완전히 실행됩니다. 소프트웨어를 다운로드하거나 설치할 필요가 없습니다.
프라이빗 & 안전
데이터가 기기 밖으로 나가지 않습니다. 어떤 서버에도 업로드되지 않습니다.
모바일 지원
완전 반응형 — 스마트폰, 태블릿, 데스크톱에서 사용할 수 있습니다.
Return on Investment (ROI) is a fundamental metric for evaluating the profitability of any investment or business decision. It helps you compare different opportunities on equal footing.
Key Concepts
Simple ROI
ROI = (Net Profit / Cost of Investment) × 100%. A straightforward way to measure profitability, but it doesn't account for the time period of the investment.
Annualized Return
To compare investments held for different periods, annualize the return. A 50% return over 5 years is roughly 8.4% annualized — much different from a 50% return in 1 year.
Risk-Adjusted Return
Higher returns usually come with higher risk. Two investments with the same ROI but different risk profiles are not equivalent. Consider volatility and downside potential.
Opportunity Cost
The true cost of an investment includes what you gave up by not choosing the next best alternative. A 5% ROI isn't attractive if a risk-free savings account yields 4.5%.
Practical Tips
Always include all costs (fees, taxes, maintenance) when calculating ROI — hidden costs can significantly reduce your actual return.
Compare ROI across similar time horizons and risk levels for meaningful comparisons.
Don't chase high ROI without considering the associated risks — sustainable, moderate returns often outperform volatile high returns over time.
Diversify your investments to balance overall portfolio risk rather than concentrating everything in the highest-ROI option.
This content is for educational purposes only and does not constitute investment advice. Past performance does not guarantee future results. Consult a qualified financial advisor before making investment decisions.