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MONEY LAB · PORTFOLIO LAB

Your portfolio.
Your cash flows.
The whole picture.

A powerful portfolio comparator built for how you actually invest—and withdraw. Explore historical performance with stepped SIPs, increasing SWP withdrawals, and automatic rebalancing in one place.

GROWING INCOME NEEDS

Withdrawals that grow with you.

Test a lump sum with monthly withdrawals and an annual percentage increase. See the remaining balance, actual payouts, and whether the portfolio runs out of money.

YOUR ALLOCATION RULES

Rebalance. Or let it drift.

Choose a different rebalancing schedule for each portfolio. Compare restoring your target weights with letting allocations change as markets move.

ONE COMMON YARDSTICK

Compare the journey, not just the finish.

Use the same dates, cash flows, and base currency across portfolios. Examine rolling returns and changing asset weights alongside the final value.

FROM IDEA TO COMPARISON

How to use Portfolio Lab

  1. Set your dates and currency

    Choose the start and end dates for your backtest, then INR or USD for your results. The calculation uses month-end observations with overlapping history across your assets. A shorter shared history may shorten the comparison.

  2. Choose how money moves

    Lumpsum: enter your initial investment. SIP: enter the monthly contribution and annual step-up. Lumpsum + SIP: combine both. Lumpsum + SWP: enter the initial investment, monthly withdrawal, and annual withdrawal increase. Set step-up to 0% for constant monthly amounts.

  3. Add and verify your assets

    Select US equity, India equity / MF, or Gold. Enter a ticker, Indian mutual fund name, or AMFI scheme number and press Verify. If there are several matches, select the correct instrument. Check the full scheme name, including Direct/Regular and Growth/IDCW where available. Gold selects GLD (SPDR Gold Shares), a USD-listed ETF.

  4. Assign weights and rebalancing

    Enter each asset’s percentage weight so the portfolio totals 100%. Turn rebalancing on to restore those weights every 1, 3, 6, or 12 months, or turn it off to let them drift. Rebalancing is simulated after monthly cash flows.

  5. Analyze one portfolio—or compare several

    Keep one portfolio to explore its performance or add more to compare different assets, weights, and rebalancing rules. The shared investment method and cash-flow amounts apply to every portfolio.

  6. Read the charts in context

    Choose a rolling-return period from 1 month to 10 years. Periods below a year show cumulative returns; longer periods show annualised returns. Lumpsum results use CAGR; SIP and SWP results use XIRR to account for cash flows. Hover or tap charts for dates and values, and switch portfolios in the asset-weight chart.

Build your best-informed comparison.

Different assets. Different rules. One clear view.

Open Portfolio Lab

Historical backtests are illustrations, not forecasts or investment advice. Taxes, fees, transaction costs, and tracking error are excluded. Data coverage and quality vary by instrument. GLD is a gold ETF, not a direct holding of physical gold. Past performance does not predict future returns.

PORTFOLIO BACKTESTING, MADE CLEAR

Build the mix.
Compare the journey.

Verify funds before using them, combine US equity, Indian equity and gold in your chosen weights, then compare portfolios using the same dates and cash-flow assumptions. How to use Portfolio Lab →

SHARED ASSUMPTIONS

Set a fair comparison

Every portfolio uses these dates, cash flows, base currency and rolling-return period.

Investment method
Verify every holding and make each portfolio total 100%.
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