Car Buying Planner
Make a smarter choice. Calculate affordability, total cost of ownership, and resale value.
Financial Profile
Fifteen Lakh Rupees
One Lakh Rupees
Fifteen Thousand Rupees
Loan Configuration
Twenty Percent
Five Years
Nine Percent
Usage & Efficiency
Thirty km
Fifteen km/l
One Hundred Rupees
Maintenance & Insurance
Estimated annual maintenance and insurance costs are automatically calculated based on the car price and type.New cars have lower maintenance but higher insurance.
Good Choice
Manageable, but be careful
On-Road Price
₹17,10,000
Ex-Showroom + Tax + Ins.
Down Payment
₹3,42,000
20% Upfront Payment
Total Monthly Outgo
₹35,397
EMI + Fuel + Maintenance
Remaining Income
₹56,603
After EMI & Liabilities
Payment Breakdown
Affordability Meter (DTI)
Moderate. You are within safe limits.
Resale Value Over Time
Annual Running Cost Breakdown
What-If Analysis
New Monthly EMI
₹24,910
Car Buying Deep Dive
The car's real price is a five-year number
A car's sticker price is roughly half its story. The honest figure is total cost of ownership (TCO): EMI interest, insurance, fuel, maintenance, parking, and — the silent giant — depreciation. A typical car loses 15–20% of value the first year and 45–55% by year five. This calculator assembles the full five-year picture from your inputs: price, down payment, loan terms, running costs, and expected kilometers, then shows a per-month and per-kilometer cost that makes alternatives (a smaller car, a used car, cabs) genuinely comparable.
The classic affordability shorthand is the 20/4/10 rule: 20% down, no more than a 4-year loan, and total transport costs (EMI + fuel + insurance) under 10–15% of take-home pay. Cars that need a 7-year loan to fit the budget don't fit the budget.
A worked example
A ₹12 lakh car, ₹2.4 lakh down, ₹9.6 lakh loan at 9.5% for 5 years: EMI ₹20,164, total interest ₹2.5 lakh. Add insurance (~₹40,000/year), fuel for 1,000 km/month (~₹8,000), maintenance (~₹15,000/year averaged): five-year outlay ≈ ₹12.4 lakh beyond the down payment — and the car is worth perhaps ₹5.5 lakh at the end. Net five-year cost: about ₹9.3 lakh, or ₹15,500/month, or ₹15.5 per kilometer. Against that number, a ₹300 daily cab commute (₹6,600/month) stops looking extravagant — unless the car serves needs beyond commuting, which is a legitimate answer the calculator lets you make consciously.
New versus used: where the math tilts
Because depreciation front-loads, a 3-year-old car at 55–60% of original price with 60–70% of its life remaining is usually the value sweet spot — someone else paid the steepest part of the curve. The trade-offs: higher maintenance risk (budget 1.5–2× the new-car figure), slightly costlier used-car loan rates, and no warranty cushion. New wins on peace of mind, financing rates, and the latest safety kit. Run both through this calculator with honest numbers; the gap is often ₹3–4 lakh over five years — enough to be a real decision rather than a preference.
Common mistakes
- Stretching tenure for a comfortable EMI. A 7-year loan on a depreciating asset routinely goes underwater — owing more than the car is worth for years.
- Skipping the on-road markup. Registration, road tax, and dealer add-ons inflate the sticker 10–15%; compute on the on-road price, not the brochure.
- Financing the accessories and insurance inside the loan — paying interest for 5 years on floor mats and a policy that expires in one.
- Ignoring the down payment's opportunity cost. ₹2.4 lakh invested at 12% is ₹4.2 lakh in five years; the calculator's TCO view accounts for what your capital could have done.
Related tools
The loan calculator details the EMI machinery, the buy-vs-rent assets tool generalizes own-versus-hire for anything with wheels, the gadget planner applies the same depreciation honesty to smaller purchases, and the decision delay calculator prices waiting a year while your current car survives.
How to Use This Calculator
1. Choose Car Type
Start by selecting 'New Car' or 'Used Car' at the top. This adjusts the calculator for tax rates, depreciation, and maintenance estimates.
2. Enter Price & Income
Input the ex-showroom price (for new) or market value (for used). Then, enter your monthly take-home income and any existing EMIs to check affordability.
3. Configure Loan
Adjust the Down Payment %, Loan Tenure (years), and Interest Rate. Watch how these changes impact your monthly EMI instantly.
4. Add Running Costs
Enter your estimated daily driving distance, car mileage (fuel efficiency), and current fuel price to estimate monthly running costs.
5. Review Affordability
Check the Affordability Gauge and status banner. Green means affordable, Yellow means stretch, and Red indicates high financial risk.
6. Analyze Charts
Explore the charts to see the depreciation curve, annual running cost breakdown, and how much interest you'll pay over the loan term.
7. Run What-If Scenarios
Use the What-If analysis tool at the bottom to compare different scenarios side-by-side without changing your main inputs.
How It Works
Affordability Calculation
We use the Debt-to-Income (DTI) ratio to determine affordability. A healthy DTI for car expenses is typically considered to be under 15-20% of your net monthly income, assuming your total debt obligations (including home loans, etc.) don't exceed 40-50%.
EMI Calculation Formula
The calculator uses the standard reducing balance method formula: E = P × r × (1 + r)^n / ((1 + r)^n - 1), where P is Principal, r is monthly interest rate, and n is tenure in months.
On-Road Price Estimation
For new cars, we add estimated Registration/Road Tax (approx 10%) and Insurance (approx 3-4%) to the Ex-Showroom price. For used cars, the input price is treated as the final transaction price.
Depreciation Logic
New cars depreciate fastest. We apply a standard curve: ~15% drop in Year 1, followed by ~10% annually. This helps visualize the resale value over time.
Running Cost Estimation
Monthly fuel cost is calculated as: (Daily Monthly Distance / Mileage) × Fuel Price. We also add a maintenance buffer based on whether the car is new (lower buffer) or used (higher buffer).
Debt-to-Income Ratio
This is a key metric lenders use. We calculate it by adding your new Car EMI to your Existing EMIs and dividing by your Monthly Income. Lower is better.
Interest Rate Impact
Higher interest rates significantly increase the Total Cost of Ownership. Even a 1% difference can add up to thousands over a 5-7 year loan tenure.
Loan Tenure Impact
Longer tenures reduce monthly EMI but drastically increase total interest paid. The calculator shows this trade-off clearly in the results.
Maintenance Costs
We estimate maintenance based on industry averages. New cars have warranty coverage, keeping costs low initially, while used cars may require immediate repairs and more frequent service.
Tax & Insurance (India Specific)
Indian road taxes vary by state but generally range from 8-14%. Insurance is mandatory (3rd party) but comprehensive is recommended. These are factored into the 'On-Road' price.
Expert Knowledge Hub
Essential tips to make your car buying journey smooth and financially sound.
Car Buying Tips
- •Follow the 20/4/10 rule: 20% down, 4 years loan, 10% of income for expenses.
- •Test drive multiple cars in the same segment before deciding.
- •End of the month or year is often the best time for discounts.
- •Don't just negotiate monthly payment; negotiate the total on-road price.
- •Check safety ratings (GNCAP) before features.
- •Consider resale value of the brand/model.
- •Read the fine print on 'free' accessories.
- •Get a pre-delivery inspection (PDI) done.
Financial Planning
- •Don't use your emergency fund for the down payment.
- •Factor in insurance premiums which increase annually.
- •Account for periodic tyre and battery replacements.
- •Remember that a car is a depreciating asset, not an investment.
- •If you can't afford the 20% down payment, you might be overstretching.
- •Consider the opportunity cost of the down payment money.
- •Avoid balloon payment loans unless you have cash flow certainty.
Loan & Interest
- •Check with your own bank for pre-approved offers first.
- •Compare reducing balance vs. flat interest rates carefully.
- •Look for zero foreclosure charges options.
- •A shorter tenure saves interest but increases EMI.
- •Fixed rates are safer than floating rates for car loans.
- •Check for processing fees and hidden charges.
- •Maintain a credit score above 750 for best rates.
Depreciation & Resale
- •New cars lose ~20% value the moment they leave the showroom.
- •White and Silver colored cars often have better resale value.
- •Popular models from Maruti/Hyundai/Toyota hold value better.
- •luxury cars depreciate much faster than mass-market cars.
- •Keep service records intact to command a better resale price.
- •Accidental history drastically reduces value.
- •Selling to an individual usually fetches more than a dealer.
Maintenance & Running
- •Stick to the manufacturer's service schedule strictly.
- •Synthetic oil is expensive but better for long-term engine health.
- •Rotate tyres every 10,000 km to extend life.
- •Diesel cars have higher maintenance costs than petrol.
- •EVs have the lowest running and maintenance costs.
Frequently Asked Questions
Common queries about car buying, loans, and ownership costs.