SIP vs PPF: 15-Year Wealth & Tax Breakdown (EEE vs 12.5% LTCG)
Detailed mathematical comparison of Equity Mutual Fund SIP vs Public Provident Fund (PPF) over a 15-year lock-in horizon. Evaluates EEE sovereign tax-free growth vs 12% market compounding.
Ankit Bansal• Founder, fincalculator.in
4 September 2026
12 min read
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Frequently Asked Questions (FAQs)
Is an Equity SIP better than Public Provident Fund (PPF)?
Equity SIP offers much higher long-term growth potential (12%–14% CAGR) and higher liquidity. PPF offers 100% sovereign government safety, guaranteed returns (currently 7.1%), and completely tax-free EEE status. For young investors with a 15+ year horizon, Equity SIPs typically build 50% to 100% more real wealth.
What is the maximum investment limit in PPF vs Equity SIP?
PPF has a statutory annual cap of ₹1.5 Lakhs per financial year per individual. In contrast, an Equity Mutual Fund SIP has zero upper investment limit—you can invest as much as you want every month.
How does taxation differ between PPF and an Equity SIP?
PPF is an EEE (Exempt-Exempt-Exempt) instrument: contribution is deductible u/s 80C (Old Regime), interest is tax-free, and maturity is 100% tax-free. Equity SIP is taxed upon redemption under Section 112A: gains up to ₹1.25 Lakhs/year are tax-free, and gains above ₹1.25 Lakhs are taxed at a low flat rate of 12.5%.
Relevant Financial Calculators
Put these concepts into practice using our free, instant financial calculators:
For more than five decades, the Public Provident Fund (PPF) has been the gold standard of disciplined wealth creation in India. With its legendary EEE (Exempt-Exempt-Exempt) tax status, 100% sovereign government guarantee, and disciplined 15-year lock-in, generations of Indian investors have built their retirement foundation around it.
However, the modern investment landscape has evolved. With the rise of low-cost broad-market index funds and disciplined monthly Equity SIPs compounding at historic averages of 12% to 14% CAGR, many investors are asking: Does the safety of PPF justify giving up the massive compounding alpha of the Indian stock market?
In this guide, we analyze the mathematics of investing the maximum permissible PPF limit of ₹1,50,000 per year over a full 15-year tenure to uncover how much extra wealth an Equity SIP delivers—even after paying the 12.5% LTCG tax.
1. The Head-to-Head Comparison Table
Public Provident Fund (PPF) vs Equity Mutual Fund SIP
Feature / Dimension
Public Provident Fund (PPF)
Equity Mutual Fund SIP
Current Interest / Return
7.1% p.a. (Govt-backed sovereign rate)
12.0% – 14.0% CAGR (Equity market)
Tax Status on Contribution
Up to ₹1.5L deductible u/s 80C (Old Regime)
No deduction (Unless investing in ELSS)
Tax on Returns & Maturity
100% Tax-Free (EEE Status)
12.5% LTCG on profits above ₹1.25L/year
Statutory Annual Limit
Max ₹1,50,000 per financial year
No upper limit (Invest any amount)
Tenure & Lock-In
Strict 15-year lock-in (Partial loan after Yr 3)
100% Liquid — Redeem any time at live NAV
Capital Risk Level
Zero risk (100% Sovereign Guarantee)
Market risk; smooths over 7–10+ years
2. Three Key Mathematical Findings Over 15 Years
Finding #1: The ₹20+ Lakh Net Wealth Gap on Max PPF Contributions
Let's model investing the maximum statutory cap of ₹1,50,000 every year for 15 years (Total principal invested: ₹22,50,000):
Even after paying every single rupee of Long-Term Capital Gains tax to the government, the Equity SIP produces an extra ₹20,76,000+ in clean in-hand wealth—a massive 50% surplus over PPF!
Finding #2: The Strict Annual Limit & Liquidity Penalty of PPF
PPF caps total deposits at ₹1.5 Lakhs per financial year across all bank/post office accounts combined. For individuals earning ₹15 Lakhs to ₹50 Lakhs CTC, capping annual investments at ₹1.5 Lakhs leaves most of their savings uninvested.
Additionally, PPF funds are locked for 15 full years. While this enforces discipline, it prevents you from using your capital for unexpected life events, career sabbaticals, or buying a property without paying loan penalties.
Finding #3: The Proven 80 / 20 Core-Satellite Strategy
You don't need to abandon PPF completely. The most effective strategy for Indian professionals is:
80% in Equity SIP: Direct the bulk of your monthly savings into Nifty 50 Index funds, Flexicap funds, and Mid-cap funds for inflation-beating capital growth.
20% in PPF: Allocate a modest ₹25,000 to ₹50,000 per year into PPF to maintain an ironclad, debt-backed sovereign emergency anchor that never drops during stock market crashes.
3. Interactive Calculator: Compare Your 15-Year Horizon
Test your annual investment amounts, expected return rates, and time horizons with our live comparison simulator below:
The Golden Rule of PPF in 2026: Always deposit your annual PPF contribution between the 1st and 5th of April. PPF calculates monthly interest on the minimum balance between the 5th and the end of the month. Depositing before April 5th earns you an extra month of compounding interest for the entire fiscal year!
