Purchasing Power Analysis

Inflation Calculator

Discover how inflation silently erodes your cash over time and estimate the future cost of living, education, and retirement expenses.

%
Yr
Future Cost
₹1,79,085

What it will cost in the future

Purchasing Power
₹55,839

Value of today's money in the future

If an expense costs ₹1,00,000 today, you will need ₹1,79,085 after 10 years at 6% inflation to maintain the exact same lifestyle.
Inflation Impact Over Time
Comparison of current value vs future cost due to 6% inflation.

Purchasing Power Analysis & Hedging Guidance

Impact of 6% annual inflation over 10 years on your hard-earned wealth.

44.2% Purchasing Power Lost
Cost Doubling Time (Rule of 72)
Every 12.0 Years
Prices will double every 12.0 years at 6% rate.
Extra Money Needed
+₹79,085
Additional cash required for the same item.
Required Return to Beat
> 8.5% p.a.
Minimum investment CAGR required for real growth.

📈 1. Equity: The Ultimate Inflation Hedge

Companies raise prices as input costs rise, preserving profit margins. Historically, Indian broad equity indices (Nifty 50) have generated 12-14% CAGR, comfortably beating 6% inflation by 6-8% real returns.

⚠️ 2. The Bank Savings Trap

Keeping excessive cash in savings accounts (earning 3-3.5%) or low-yield instruments causes guaranteed wealth destruction due to the 6% inflation rate.

🏡 3. Real Estate & Gold Allocation

Physical assets like residential/commercial property and sovereign gold bonds (SGBs) typically adjust upward with construction cost inflation and currency depreciation.

🎯 4. Retirement Planning Adjustment

Always compute your retirement corpus using inflation-adjusted monthly expenses. If your family spends ₹50,000/month today, you will need ~₹1,60,357/month in 20 years.

What is Inflation & Why Does It Matter?

Inflation is the rate at which the general price level of goods and services rises over time, reducing the purchasing power of each unit of currency.

If an annual grocery basket costs ₹1,00,000 today and inflation runs at 6% per year, you will need ₹1,79,084 in 10 years and ₹3,20,714 in 20 years to buy the exact same items.

Future Cost vs Purchasing Power Formulas

Future Cost = Today's Cost × (1 + i)ⁿ
Purchasing Power = Today's Value ÷ (1 + i)ⁿ
  • i: Inflation Rate (%)
  • n: Number of Years

The Rule of 72: How Fast Prices Double

The Rule of 72 is a quick mental math shortcut to calculate how many years it takes for prices to double at a given inflation rate: Years to Double = 72 ÷ Inflation Rate.

At 5%: ~14.4 Years
At 6%: ~12.0 Years
At 7%: ~10.3 Years
At 8%: ~9.0 Years

Frequently Asked Questions (Inflation FAQ)

Why does keeping money in bank savings destroy wealth?

Savings bank accounts typically pay 2.75% to 3.5% interest, while inflation runs at 5% to 6%. Your real return after inflation is negative (-2% to -3%), meaning your purchasing power shrinks every year.

What asset classes historically beat inflation?

Diversified equity mutual funds (historical 12-14% CAGR), commercial and residential real estate, and Sovereign Gold Bonds (SGBs) have consistently outpaced consumer inflation over long horizons.

What is the difference between CPI and WPI?

CPI (Consumer Price Index) tracks retail prices paid by consumers (food, housing, healthcare). WPI (Wholesale Price Index) tracks wholesale bulk transaction prices between businesses.

How should I factor inflation into retirement?

Always compute your retirement corpus using future living costs rather than current costs. If you need ₹50,000/month today, plan for at least ₹1,60,000/month in 20 years.