📊 Finance & Investment
ROI Calculator
Calculate return on investment (ROI) for any investment — stocks, real estate, business, or marketing. Get total ROI, annualized ROI, and net profit in seconds. Free, no signup.
What Is ROI and How Is It Calculated?
Return on Investment (ROI) is a performance metric that measures the profitability or efficiency of an investment relative to its cost. It is one of the most widely used financial ratios in business, investing, and marketing.
ROI = ((Final Value − Initial Investment) / Initial Investment) × 100
Example: ($15,000 − $10,000) / $10,000 × 100 = 50% ROI
Annualized ROI = (1 + ROI)^(1/Years) − 1
The annualized ROI is more useful for comparing investments that run for different lengths of time. A 50% ROI over 3 years equals roughly 14.5% per year — which is an excellent annualized return by any standard.
What Is a Good ROI?
The definition of a "good" ROI depends entirely on the type of investment, the risk involved, and the timeframe. Here are common benchmarks by category:
- High-Yield Savings Account: 4–5% annually (virtually zero risk)
- US Treasury Bonds: 4–5% annually (very low risk)
- S&P 500 Index Funds: 7–10% annually historically (moderate risk)
- Real Estate: 8–12% annually including appreciation and rental yield
- Small Business Investment: 15–30% is typical for successful ventures
- Marketing/Advertising: An ROI above 5:1 ($5 returned per $1 spent) is considered strong
- Angel/Venture Investing: Targets 30%+ annually to compensate for high failure rates
💡 Risk-Adjusted ReturnsA 15% ROI from a volatile cryptocurrency is very different from a 15% ROI from a stable real estate investment. Always weigh returns against the probability of loss when comparing opportunities.
ROI vs Other Investment Metrics
ROI vs IRR (Internal Rate of Return)
ROI gives a simple percentage return. IRR accounts for the timing of cash flows and is more accurate for investments with multiple inflows and outflows over time. For simple buy-and-hold investments, ROI is sufficient. For complex projects, use IRR.
ROI vs CAGR (Compound Annual Growth Rate)
CAGR is equivalent to annualized ROI. Both measure the annual growth rate of an investment. CAGR is more commonly used in investment and business contexts, while ROI is broader and applies to any context where you measure cost vs return.
ROI vs Payback Period
The payback period tells you how long until you recoup your initial investment — useful for cash flow planning. ROI tells you the total profitability. For most investment decisions, you want both: a strong ROI and an acceptable payback period.
Using ROI for Business and Marketing Decisions
Beyond investing, ROI is the most critical metric for evaluating business decisions:
- Marketing ROI: Revenue generated from a campaign divided by campaign cost. A 4:1 ratio ($4 revenue per $1 spent) is the industry benchmark for a good marketing ROI.
- Employee training ROI: Increased productivity or revenue after training divided by training cost.
- Equipment purchase ROI: Revenue enabled by new equipment minus purchase and operating costs.
- Real estate investment: Annual rental income plus appreciation minus purchase costs and expenses.
Frequently Asked Questions
Can ROI be negative?
Yes. A negative ROI means you lost money on the investment. For example, investing $10,000 and ending with $8,000 is a -20% ROI. Understanding negative ROI is just as important as tracking positive returns, especially for evaluating failed business initiatives.
What is a 100% ROI?
A 100% ROI means you doubled your money. If you invested $5,000 and received $10,000, your ROI is 100%. This is the equivalent of a 2x multiplier on your investment.
How is social media ROI calculated?
Social media ROI = (Value generated from social − Cost of social investment) / Cost × 100. "Value" can include revenue from social-attributed conversions, customer lifetime value acquired through social, or a monetary value assigned to engagement metrics. It's harder to measure than direct-response ROI but no less important.