Investing & Wealth5 min read
The Power of Step-Up SIP: How a 10% Annual Increase Multiplies Your Corpus
CalcWise Research & Editorial Team
•21 Oct 2026
Learn how increasing your monthly SIP contribution by just 10% each year can nearly double your final retirement corpus compared to a flat SIP.
Systematic Investment Plans (SIPs) are one of the most effective tools to build disciplined, long-term wealth. However, as your career advances and your salary rises, keeping your monthly SIP stagnant leaves substantial wealth on the table.
### What is a Step-Up SIP?
A Step-Up SIP (also called Top-Up SIP) allows you to automatically increase your monthly investment by a predetermined percentage or fixed rupee amount every year.
### Mathematical Proof: Flat SIP vs Step-Up SIP
Consider an investor who starts investing **₹10,000 per month** for **20 years** at an assumed annualized return of **12%**:
- **Flat SIP (₹10,000/mo constant):**
- Total Invested: ₹24,00,000
- Estimated Final Corpus: **₹99,91,479** (~₹1.00 Crore)
- **Step-Up SIP (₹10,000/mo with 10% annual increase):**
- Total Invested: ₹68,73,000
- Estimated Final Corpus: **₹1,96,25,000** (~₹1.96 Crore!)
By stepping up your investment annually as your income increases, you generate nearly an extra **₹96 Lakh** in wealth with modest incremental contributions.
Try the Interactive Calculators
Test the numbers discussed in this guide with your own income and investment figures.