How to Use This ROI Calculator
Our free ROI calculator is designed to give you instant, accurate results with minimal effort. Whether you are evaluating a stock investment, real estate deal, business venture, or marketing campaign, this tool helps you understand your return on investment in seconds.
Step 1: Enter your initial investment amount — this is the total cost you spent or invested upfront. It could be the purchase price of a stock, the down payment on property, or the budget for a marketing campaign.
Step 2: Enter the total amount returned — this includes the final sale price, dividends received, revenue generated, or current market value of your investment.
Step 3: View your results instantly. The calculator displays your ROI percentage, net profit or loss in absolute terms, and if you enter an investment duration, the annualized ROI for proper comparison with other investment opportunities.
The tool works entirely in your browser — no data is stored or sent to any server. You can use it unlimited times, adjust values, and compare different investment scenarios side by side.
What is ROI? (Return on Investment)
ROI stands for Return on Investment. It is a financial metric used to evaluate the efficiency or profitability of an investment. ROI measures the amount of return relative to the investment's cost, expressed as a percentage.
In simple terms, ROI tells you how much money you made (or lost) compared to how much you spent. A positive ROI means profit; a negative ROI means loss. It is one of the most universally used metrics in finance, business, and personal investing because of its simplicity and clarity.
Why ROI Matters for Investors:Investors use ROI to compare the profitability of different investment options. Whether you are choosing between stocks, bonds, real estate, or fixed deposits, ROI gives you a common percentage metric to make apples-to-apples comparisons.
Why ROI Matters for Businesses:Businesses rely on ROI to make data-driven decisions about where to allocate resources. From evaluating marketing campaigns and software purchases to assessing new hires and expansion projects, ROI helps organizations prioritize investments that deliver the highest returns.
ROI Formula & How to Calculate ROI
The basic ROI formula is straightforward:
ROI = (Gain from Investment − Cost of Investment) / Cost of Investment × 100
Or equivalently:
ROI = (Net Profit / Cost of Investment) × 100
Worked Example 1: You invested ₹50,000 in stocks and sold them for ₹65,000. Your net profit is ₹15,000. ROI = (15,000 / 50,000) × 100 = 30%.
Worked Example 2: You spent $10,000 on a marketing campaign that generated $28,000 in revenue. Net profit = $18,000. ROI = (18,000 / 10,000) × 100 =180%.
Worked Example 3: You purchased a rental property for ₹40,00,000. After 5 years, including rental income and appreciation, the total value realized is ₹58,00,000. Net gain = ₹18,00,000. ROI = (18,00,000 / 40,00,000) × 100 =45% over 5 years, or approximately 7.7% annualized.
ROI Examples — Various Investment Types
The table below shows ROI calculations for different investment types to help you understand how returns vary across asset classes:
| Investment Type | Amount Invested | Amount Returned | Duration | ROI % |
|---|---|---|---|---|
| Stocks (Blue Chip) | ₹1,00,000 | ₹1,45,000 | 3 Years | 45% |
| Real Estate | ₹50,00,000 | ₹72,00,000 | 5 Years | 44% |
| Fixed Deposit (FD) | ₹2,00,000 | ₹2,42,000 | 3 Years | 21% |
| Small Business | ₹5,00,000 | ₹9,50,000 | 2 Years | 90% |
| Mutual Funds (Equity) | ₹3,00,000 | ₹4,80,000 | 4 Years | 60% |
| Cryptocurrency | ₹50,000 | ₹1,80,000 | 1 Year | 260% |
| Marketing Campaign | ₹2,00,000 | ₹6,50,000 | 6 Months | 225% |
Note: These are illustrative examples. Actual returns vary based on market conditions, timing, and individual circumstances.
What is a Good ROI? — Benchmarks by Asset Class
"Good" ROI varies significantly based on the type of investment, the risk involved, and the time horizon. Here are general benchmarks:
- Stock Market (Index Funds):10–12% annualized return is historically considered good. The S&P 500 has averaged about 10% per year over the long term, while Indian indices like Nifty 50 have delivered 11–13% CAGR.
- Real Estate: 8–15% annualized ROI including both rental yield (2–4%) and capital appreciation (5–10%). Location, property type, and market conditions greatly influence returns.
- Fixed Deposits: 6–7% annually in India (as of 2026). FDs offer guaranteed returns with minimal risk, making them the benchmark for risk-free rate comparisons.
- Mutual Funds (Equity): 12–15% annualized for well-managed equity mutual funds over 5+ year periods. SIP investments in diversified funds have historically outperformed FDs.
- Business/Startup Investments:25–50%+ ROI is typical for successful small businesses, though the risk of loss is substantially higher. Angel investors target 10x+ returns.
- Marketing Campaigns: A 5:1 revenue-to-cost ratio (400% ROI) is considered strong. A 2:1 ratio (100% ROI) is break-even after accounting for product costs.
The key principle: higher potential ROI always comes with higher risk. A good ROI is one that adequately compensates you for the risk, time commitment, and opportunity cost of your capital.
ROI vs Other Investment Metrics
While ROI is the simplest profitability metric, other metrics provide different perspectives on investment performance. Here is how they compare:
| Metric | What It Measures | Best For | Limitation |
|---|---|---|---|
| ROI | Total return as a percentage of cost | Quick profit/loss assessment | Ignores time period |
| IRR | Annualized rate at which NPV equals zero | Projects with multiple cash flows | Complex, can give multiple solutions |
| CAGR | Compound annual growth rate | Comparing investments over different periods | Assumes steady growth, ignores volatility |
| NPV | Present value of all future cash flows minus cost | Long-term project evaluation | Requires discount rate assumption |
When to use ROI: Use ROI for quick, straightforward assessments of profitability — especially when comparing simple investments over similar time periods. For multi-year investments with varying cash flows, consider CAGR or IRR. For capital budgeting decisions involving time value of money, NPV is more appropriate.
Limitations of ROI
While ROI is powerful in its simplicity, it has several important limitations that investors and business owners should understand:
- Does not account for time: A 50% ROI over 1 year is far better than 50% over 10 years, but basic ROI treats them the same. Always consider annualized ROI or CAGR for time-adjusted comparisons.
- Ignores risk: ROI does not reflect the volatility or probability of loss. A 15% ROI from a volatile stock is fundamentally different from 15% from a government bond, even though the percentages are identical.
- Does not factor inflation:Nominal ROI can be misleading. If your investment returns 8% but inflation is 6%, your real purchasing power only grew by ~2%. Always consider real (inflation-adjusted) returns.
- Ignores opportunity cost: ROI does not tell you if you missed a better opportunity. A 10% ROI might seem good, but if a risk-free FD offered 7%, the risk-adjusted excess return was only 3%.
- Can be manipulated: ROI calculations depend heavily on what costs are included. For example, excluding transaction fees, taxes, or maintenance costs inflates the apparent ROI.
Despite these limitations, ROI remains invaluable as a first-pass filter for investment decisions. Use it alongside other metrics for a complete picture of investment performance.
Frequently Asked Questions (FAQ)
What is a good ROI percentage?
A good ROI depends on context. For stock market investments, 10–12% annually is considered solid. Real estate typically delivers 8–15%. Fixed deposits offer 6–7% with zero risk. Any ROI that exceeds the inflation rate plus a risk premium appropriate for the asset class is generally considered good.
What does a negative ROI mean?
Negative ROI means your investment lost money — you received less than you invested. For instance, investing ₹1,00,000 and receiving ₹80,000 back gives an ROI of -20%. It is a clear signal that the investment did not perform as expected.
How do I calculate annualized ROI?
Annualized ROI converts your total return into a yearly rate. Use the formula: Annualized ROI = [(1 + Total ROI as decimal)^(1/years) − 1] × 100. For example, a total ROI of 50% over 3 years gives an annualized ROI of [(1.5)^(1/3) − 1] × 100 ≈ 14.47% per year.
Can I use ROI for business investment decisions?
Absolutely. ROI is one of the most popular metrics for evaluating business investments including marketing spend, equipment purchases, software subscriptions, hiring decisions, and expansion projects. It helps compare disparate investments on a common percentage scale.
Is 100% ROI good?
A 100% ROI means you doubled your money. Whether that is "good" depends on how long it took and what risk was involved. Doubling your money in 1 year is exceptional; doubling it over 10 years (about 7.2% annually) is moderate and roughly matches long-term FD returns.
How is ROI different from profit margin?
ROI measures return relative to the investment cost, while profit margin measures profit relative to revenue. ROI answers "how much did I earn on what I spent?" whereas profit margin answers "how much of my revenue is profit?" They serve different analytical purposes.
Does ROI include taxes?
Standard ROI calculations are pre-tax unless specifically stated otherwise. For a true picture of investment performance, calculate after-tax ROI by subtracting applicable capital gains taxes, dividend taxes, or income taxes from your net profit before computing ROI.
What is ROI in marketing?
Marketing ROI measures the revenue generated by a marketing campaign relative to its cost. The formula is: (Revenue − Campaign Cost) / Campaign Cost × 100. An MROI of 400% (5:1 ratio) is considered excellent. It helps marketers justify budgets and optimize spend across channels.
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