Why Index Funds Beat Most Active Funds (And When They Do Not)

# Why Index Funds Beat Most Active Funds Over 10-year rolling periods, more than 70% of large-cap active funds underperform the Nifty 50 TRI in India. This is a well-documented fact, not an opinion. But context matters — here is the full picture. ## Why Active Funds Struggle in Large Caps The Nifty 50 is dominated by highly covered, efficiently priced stocks. Information edge is minimal. Fund managers face the twin drag of expense ratios (1–2% for actively managed funds vs 0.05–0.15% for index funds) and the need to hold cash for redemptions. ## Where Active Funds Can Add Value **Mid and small cap:** Less analyst coverage, more pricing inefficiency. Some active mid-cap funds have delivered alpha over long horizons. But volatility is higher and selection risk increases. **Flexicap in downturns:** A skilled flexicap manager can reduce large-cap concentration during euphoric markets. This is more art than science. **International allocation:** Actively managed international funds with skilled stock-pickers have outperformed vanilla indices in some categories. ## The Practical Portfolio For most retail investors building wealth over 15–20 years, the optimal equity allocation is: - 50–60% Nifty 50 / Nifty Next 50 index funds - 20–30% mid/small cap (index or selective active) - 10–20% flexicap or international Transaction costs, consistency, and tax efficiency matter more than picking the "best" active fund.