Opportunity Cost Calculator
Calculate hidden cost of spending vs investing and compare alternative returns.
Decision Analysis
Typical: Index fund 7%, High-yield savings 4%, Real estate 8%
Historical US average: 3%
Opportunity Cost Analysis
Amount Decided
$$10000.00
Time Horizon
5 years
Alternative Future Value
$$14025.52
Alternative Gain
$$4025.52
Opportunity Cost
$$14025.52
By choosing spending instead of investing at 7.0%, you lose $$14025.52 over 5 years.
Cost Breakdown
Per Year
$$700.00
Per Day
$$7.69
Per Hour
$$0.32
Alternative Comparison
High-yield savings (4%)$$12166.53
Index fund (7%)$$14025.52
Individual stocks (10%)$$16105.10
Real estate (8%)$$14693.28
Cash (inflation -3%)$$8587.34
Decision Warning
Opportunity cost exceeds 50% of original amount. Consider delaying non-essential spending or choosing higher-return alternatives. Small decisions compound - $$7.69/day loss adds up to $$14025.52 over 5 years.
What Is Opportunity Cost?
Opportunity cost = value of best alternative forgone when making a choice. Every dollar spent is a dollar not invested. $1,000 spent today at 7% return = $1,967 lost over 10 years. Hidden cost of decisions compounds over time. Factor into major purchases, career choices, time allocation.
Decision Framework
Ask: What else could I do with this money/time? Calculate lost returns if invested instead. Consider time horizon - longer = larger opportunity cost. Weigh immediate benefit vs long-term cost. Essential spending (needs) vs discretionary (wants). Apply to career moves, education, major purchases, daily habits.
Common Examples
Car purchase: $30K vs invested = $60K over 10 years at 7%. Daily coffee: $5/day = $18K over 20 years. Extended warranty: Often poor value vs self-insuring. Cable TV: $100/month = $28K over 20 years. New phone annually: $800/year = $16K over 10 years. Calculate before spending.