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Impact of Rupee Cost Averaging: Daily SIPs capture micro-fluctuations in net asset value (NAV) across every market day, whereas monthly SIPs purchase units on a single chosen date. However, over multi-year horizons, these micro-averages align closely with monthly market averages, yielding near-identical returns. (File Photo)
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News18•01-10-2026, 16:45
Daily vs. Monthly SIP: Unveiling the Truth Behind Investment Returns
  • •Daily and monthly SIPs yield near-identical returns over multi-year horizons, as micro-averages align closely with monthly market averages.
  • •The marginal advantage of daily SIPs in compounding efficiency is negligible over typical multi-year investment periods.
  • •Both daily and monthly SIPs achieve virtually identical risk reduction and volatility smoothing over long market cycles.
  • •Daily SIPs generate significantly more transaction entries, complicating tax documentation and portfolio tracking compared to monthly SIPs.
  • •Monthly SIPs offer better operational convenience for salaried individuals, aligning with paydays and reducing the risk of failed transactions.

Key Questions Answered

No, historical backtests and long-term analyses show that return differences between daily and monthly SIP frequencies are usually less than 0.1% to 0.2% annualized, and under 1% in general. Portfolio performance is driven far more by asset allocation and duration than by investment frequency.

A daily SIP generates roughly 250 transaction entries per year in your account statement, which complicates tax documentation and bank statement reviews. Additionally, it requires constant bank account liquidity, carrying a higher risk of failed auto-debit transactions or overdraft charges if funds run low.

Monthly SIPs generate only 12 clean transactions annually, making portfolio tracking much simpler. Aligning a monthly SIP right after receiving a single monthly paycheck ensures automated, disciplined savings and easy budget planning.