An equated monthly instalment is the fixed amount that, at the stated rate and schedule, pays the loan down to exactly zero at the end of 24 months. The closed form is EMI = P × r × (1 + r)ⁿ / ((1 + r)ⁿ − 1), where P is the principal, r is the monthly rate (annual ÷ 12 ÷ 100), and n is the number of instalments. Substituting your numbers — P ≈ ₹86,00,000, r ≈ 0.005417, and n = 24 — lands on the ₹3,83,098 a month shown above, with ₹5,94,346 of interest over the life of the loan.

The mechanism worth internalising is the reducing balance. Interest each month is charged only on what you still owe, not on the original disbursal. So in month one, interest is calculated on the full ₹86,00,000 and eats a large share of your EMI; by the final year the balance is small, and almost the whole EMI clears principal. This single fact explains most of what follows on this page — why a longer tenure costs so much more interest, why a small rate change compounds, and why prepaying in the early years saves far more than prepaying near the end.

Holding the rate and tenure fixed at 6.5% and 2 years, here is how the EMI and total interest move for a smaller and a larger car loan than the one you entered:

• Half the size (₹43,00,000): EMI around ₹1,91,549, total interest near ₹2,97,173.
• Your entered amount (₹86,00,000): EMI about ₹3,83,098, total interest about ₹5,94,346 — the baseline used throughout this page.
• Half again as large (₹1,29,00,000): EMI around ₹5,74,647, total interest near ₹8,91,519.

The EMI scales almost in step with the loan amount, but the interest does not track it perfectly, because compounding on a larger balance behaves a little differently at each EMI level — so re-run the exact figure in the calculator rather than scaling these by hand.

Same rate, different tenures

On a car loan the tenures are shorter, but the same pattern holds — and stretching the term to shave the EMI is precisely what pushes you toward owing more than the car is worth.

Same tenure, different loan amounts (±15–25%)

Rates move with lender policy and, on floating loans, with the external benchmark they are linked to. Holding your loan amount and tenure fixed, here is roughly how the EMI and total interest shift if your rate were a little below or above 6.5%:

The swing is smaller on a shorter loan, but it is real — and on an unsecured or used-vehicle loan, where the rate depends so heavily on your profile, it is the number most worth negotiating.

Because interest is charged only on the outstanding balance, the same ₹3,83,098 EMI buys very different amounts of principal reduction depending on where you are in the schedule. Here is roughly how that split looks across your 2-year loan:

In year one, about 9% of every rupee you pay is interest; by year 2, that share has collapsed to 3%. That front-loading is why a rupee of principal repaid in year one avoids years of future interest, while the same rupee repaid near the end has almost none left to avoid — and why refinancing late in a tenure rarely saves as much as borrowers expect.

Shortening the tenure by about 5 years (where the lender allows it at the same rate) moves the EMI from about ₹3,83,098 to roughly ₹7,42,149, while cutting total interest. Lengthening it by about 5 years drops the EMI toward ₹1,27,705 but pushes total interest up. That is the whole EMI-versus-tenure trade-off in one line: a lower monthly number and a higher lifetime cost are two ends of the same lever.

The new-versus-used decision is rarely just about the sticker price — the rate, loan-to-value, and depreciation curve can tilt the real cost of ownership either way.

A car loan is secured, but by a depreciating asset — so the vehicle itself, alongside your profile, shapes the rate. In rough order of weight:

Exact criteria vary by lender, but most car loan applications are judged against a broadly similar checklist:

Meeting the minimums does not guarantee approval or the best rate — treat this as a starting checklist and confirm current criteria with the specific lender you shortlist.

• Identity proof — PAN and Aadhaar (or passport/voter ID as accepted by the lender)
• Address proof — utility bill, passport, or Aadhaar
• Income proof — latest 3 months’ salary slips and Form 16 (salaried), or 2–3 years’ ITRs and computation of income (self-employed)
• Bank statements — usually the last 6 months, showing salary credits or business cash flows
• Passport-size photographs and a duly signed application form
• Vehicle quotation or proforma invoice from the dealer
• Proof of own contribution / down payment if not fully financed
• Insurance quote or policy copy once finalised

Digital lenders may accept e-KYC and account-aggregator statements in place of physical paperwork — ask upfront so you are not scrambling for documents close to disbursal.

A car bought purely for personal use carries no income tax deduction on the loan interest. If the vehicle is used for business, or by a self-employed professional in their profession, a proportionate share of interest and depreciation may be claimed as a business expense — subject to usage records and the assessing officer’s scrutiny. This is a business-tax matter rather than a salaried-employee deduction, so involve a chartered accountant if it applies to you.

• Sizing the deal to the EMI alone and forgetting the on-road extras — insurance, registration, and accessories can add a meaningful amount the loan doesn’t cover.
• Stretching the tenure just to shrink the monthly number, so the outstanding loan trails a fast-depreciating car and you end up in negative equity for years.
• Signing the dealer’s in-house finance without benchmarking it against one bank or NBFC quote — the tie-up is convenient, not automatically the cheapest.
• Not comparing new-car and certified pre-owned financing side by side when the sticker gap is small but the rate and loan-to-value differ.
• Ignoring add-on insurance or extended-warranty products folded into the loan amount — they raise what you actually finance and are often optional.

• Treat the EMI-to-income guideline (rules like “keep EMIs under 40% of take-home”) as a ceiling, not a target — leaving headroom lets you save, stay insured, and absorb a rate reset without renegotiating your whole budget.
• Ask the lender for the full amortization schedule, not just the EMI figure, so you can see month by month how much of each payment clears principal — it makes any future prepayment or refinance decision far easier to reason about.
• Re-run this calculator whenever your income, the quoted rate, or the car price changes — small edits move the EMI and total interest more than people expect, and a five-minute recheck beats an unpleasant surprise after signing.
• Get the insurance and on-road quote in writing before you finalise the loan amount; bundling it silently raises what you actually finance and pay interest on.
• Compare lenders on the total cost of credit — rate plus processing fee plus any bundled insurance or protection plan — rather than the headline monthly figure, which is the easiest number to make look attractive.