Investment Guides

Product comparisons, then notes on how these calculators actually behave.

By Sachin S Marnur · Last reviewed 29 August 2026

Calculators tell you what a rate and a tenure produce. They do not tell you whether that product belongs in the goal you have in mind. The first set of guides is for salaried investors in India, roughly 25 to 50, who mix SIPs, FDs, 80C, and retirement income without a written job for each rupee. The second set is what was missing for anyone who already has the tools: how inflation is applied on this site, what leftover 80C means after EPF, why 12% is not a forecast, and how SWP and FD engines can lie if you ignore their assumptions. Figures use round rates so you can replay them. The wiring diagram for every engine is How we calculate. Nothing here is a scheme recommendation or personalized investment advice.

Product comparisons

How these calculators work

Why comparison guides matter before you calculate

A calculator answers “what if I invest this much, at this rate, for this many years?” It cannot tell you whether that product belongs in your plan. An equity SIP, a bank fixed deposit, PPF, ELSS, and an SWP all compound money in different ways, with different tax treatment and different ways they can fail you. These guides sit in front of the tools: they explain the decision, then send you to a free calculator to quantify it.

Most Indian households mix several products without writing down the job of each one. Emergency money sits in a savings account that barely matches inflation. A five-year FD is opened for a goal that is actually twelve years away. An ELSS SIP is stopped after a bad year even though the lock-in has not ended. Reading a side-by-side comparison first reduces those mismatches. You still need numbers, that is what the SIP calculator, FD calculator, ELSS calculator, PPF calculator, and SWP calculator are for - but numbers without context are how people over-promise a corpus or under-insure a near-term expense.

How to read each guide

Every article follows the same shape. A short verdict tells you which option usually fits which horizon. A comparison table lists returns, risk, tax, lock-in, and liquidity without pretending one column is always “better.” Worked examples use round rupee amounts so you can sanity-check the story in a calculator. Common mistakes and a methodology note keep the tone honest: these are planning estimates, not forecasts.

Start with the goal, not the product. If the money is needed in two years and you cannot accept a fall in principal, you are in FD or RD territory. If the goal is retirement fifteen years out and you can stay invested through drawdowns, an equity SIP is usually the growth engine. If the question is Section 80C this financial year, ELSS versus PPF is the right fork. If you already have a corpus and need monthly cash, SWP versus FD interest is the distribution question. Matching the guide to the question saves you from forcing one product to do every job.

What we compare - and what we do not

The four comparison guides cover the forks people search for most: SIP versus FD, SIP versus lumpsum, ELSS versus PPF, and SWP versus FD. The methodology notes cover how inflation, leftover 80C, FD compounding, SWP sequence risk, and the 12% slider work on this site. They do not rank mutual fund schemes, recommend a bank, or pick a “best SIP.” Scheme selection, expense ratios, and credit quality of an issuer are outside the scope of a free educational site. We also do not scrape live deposit rates into the articles; rate cards move with RBI policy and each bank’s liability book. When a table shows indicative bands, treat them as a starting point and type the live rate into the calculator.

Tax comments reflect commonly used retail rules (slab-rate interest on deposits, equity capital-gains treatment, Section 80C limits, PPF’s EEE status). Finance Acts change. Confirm the current slab, TDS threshold, and capital-gains holding period with the Income Tax Department or a qualified tax professional before you file.

A simple order of operations

  1. Write the goal, the year you need the money, and whether you can accept a temporary fall in value.
  2. Open the matching guide and read how each option fits a job, plus the section on when the other product is usually the better match - that is usually where the useful nuance lives.
  3. Run the linked calculator with conservative and optimistic rates so you see a range, not a single comforting number.
  4. Separate emergency cash, near-term liabilities, and long-term growth. Mixing them in one product is the most common planning error we see described in reader questions.

If income will rise, a step-up SIP calculator is often more realistic than a flat SIP. If you are sizing retirement, start with the retirement calculator before you debate SWP versus FD. If you are comparing loan cost with investment return, the EMI calculator and CAGR calculator belong in the same sitting.

Editorial standards

growwithsip is an independent educational website. Calculators use standard formulas (future value of an annuity, compound interest, reducing-balance EMI, and similar). Guides describe those mechanics in words. Product rules should be checked against issuer documents and public material from RBI, SEBI, AMFI, and the Income Tax Department; we do not claim affiliation with them. The site-wide education disclosure is in the footer and on the disclaimer page.

If a paragraph and a calculator ever seem to disagree, trust the calculator inputs you typed and the formula note on that tool’s page. Rounding, compounding frequency, and tax can explain small gaps. Large gaps usually mean the example used a different rate, tenure, or payout style (cumulative versus interest-payout FD, for instance).

Use the comparison links when you already know the fork (SIP or FD, SIP or lumpsum, ELSS or PPF, SWP or FD). Use the methodology notes when you are matching a slider to real life. Either way, end in a calculator with a conservative rate as well as an optimistic one. A single screenshot is how plans fail quietly. Rates, tax slabs, and lock-in rules change; treat every table as a worksheet, not a quote from a bank or fund house.

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