Car Loan Calculator

Car Loan Calculator 2026

Calculate your auto loan payments including sales tax, registration fees, and trade-in value. See the complete picture of your car financing costs before you buy.

Last Updated: January 2026 | Reviewed by: VerCalc Financial Team

How is a Car Loan Calculated?

A Car Loan is calculated using the formula: Payment = P × [r(1 + r)^n] / [(1 + r)^n – 1], where P is the principal (amount financed), r is the monthly interest rate, and n is the number of payments. The amount financed includes the vehicle price plus sales tax and fees, minus your down payment and trade-in net value.

Vehicle & Financing Details

$
$
20% of vehicle price

Trade-In (Optional)

$
$
$
%
Monthly Payment
$517
Amount Financed
$26,400
Total Interest
$4,593
Total to Pay
$30,993
Loan Term
60 months
View Cost Breakdown
Vehicle Price:$30,000
Sales Tax (7%):$2,100
Fees:$300
Total Cost:$32,400
Less: Down Payment:-$6,000
Amount Financed:$26,400
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How Auto Loan Calculation Works

A **Car Loan Calculator** computes your monthly payment by factoring in the vehicle price, down payment, trade-in value, loan term, interest rate, and additional costs like sales tax and fees. **Total Amount Financed Formula:** **Amount Financed = (Vehicle Price + Sales Tax + Fees) - Down Payment - Trade-In Net Value** **Monthly Payment Formula:** **Payment = P × [r(1 + r)^n] / [(1 + r)^n – 1]** Where: * **P** = Principal (Amount Financed) * **r** = Monthly Interest Rate (APR ÷ 12) * **n** = Number of Payments (Loan Term in months) **Common Auto Loan Terms:** * 36 months (3 years) - Higher payment, less interest * 48 months (4 years) - Balanced option * 60 months (5 years) - Most common term * 72 months (6 years) - Lower payment, more interest * 84 months (7 years) - Highest risk of negative equity **Additional Costs:** * **Sales Tax:** Varies by state (0% - 10%+), usually applied to vehicle price * **Registration/Title Fees:** $50 - $500+ depending on state * **Trade-In Payoff:** Outstanding loan balance on your current vehicle *Note: Calculations use simple interest (most common for auto loans), not precomputed interest.*

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Why Trust This Car Loan Calculator?

Comprehensive Cost Analysis

Unlike basic calculators, we include sales tax, fees, and trade-in scenarios—giving you the true total cost of ownership.

2026 Market Rates

Updated with current auto loan interest rate ranges to help you evaluate dealer offers.

Trade-In Scenarios

Accurately handles trade-ins with outstanding loan balances (positive or negative equity).

Privacy Protected

All calculations happen locally in your browser. No vehicle or financial data is transmitted.

Car Loan Calculator

Get the complete picture of your auto financing costs with our comprehensive car loan calculator. Includes sales tax, registration fees, trade-in value, and amortization schedule to help you make an informed car-buying decision in 2026.

US Federal Tax Tables (2025 vs 2026): quick reference

Auto loan affordability is about monthly payment and take-home pay. These tables are a quick snapshot of US federal parameters across years. For a full estimate, use our Income Tax Calculator and browse US tax tools.

Standard deduction (2025 vs 2026)

Filing status20252026
Single$15,000$16,100
Married Filing Jointly$30,000$32,200
Head of Household$22,500$24,150
Married Filing Separately$15,000$16,100

Ordinary income bracket tops (quick snapshot)

YearStatus10% top12% top22% top24% top32% top35% top37% starts
2025Single$11,925$48,475$103,350$197,300$250,525$626,350$626,351+
2026Single$12,400$50,400$105,700$201,775$256,225$640,600$640,601+
2025MFJ$23,850$96,950$206,700$394,600$501,050$751,600$751,601+
2026MFJ$24,800$100,800$211,400$403,550$512,450$768,700$768,701+
2025HOH$17,000$64,850$103,350$197,300$250,500$626,350$626,351+
2026HOH$17,700$67,450$105,700$201,775$256,200$640,600$640,601+

Understanding Auto Loan Terms

Choosing the right loan term is one of the most important decisions when financing a vehicle. Here's how different terms compare: | Loan Term | Monthly Payment* | Total Interest* | Total Paid* | Best For | |-----------|-----------------|-----------------|-------------|----------| | 36 months | $886 | $1,896 | $31,896 | Minimize interest, build equity fast | | 48 months | $680 | $2,640 | $32,640 | Balance of payment & interest | | 60 months | $556 | $3,360 | $33,360 | Most common, moderate monthly cost | | 72 months | $475 | $4,200 | $34,200 | Lower payment, higher total cost | | 84 months | $414 | $4,776 | $34,776 | Lowest payment, highest risk | *Example: $30,000 loan at 6% APR ### Key Insights **Shorter Terms (36-48 months):** - ✅ Less interest paid overall - ✅ Build equity faster - ✅ Less risk of being underwater - ❌ Higher monthly payments **Longer Terms (72-84 months):** - ✅ Lower monthly payments - ❌ Significantly more interest - ❌ Higher risk of negative equity - ❌ May outlast warranty coverage **The 20/4/10 Rule:** A sound guideline for auto financing: - **20%** down payment minimum - **4 years** maximum loan term (48 months) - **10%** of gross income maximum for monthly payment (including insurance)

New vs Used Car Financing in 2026

The choice between new and used affects more than just the purchase price—it impacts financing terms, insurance, and total ownership costs. | Factor | New Car | Used Car | |--------|---------|----------| | **Interest Rate** | 4-7% (lower) | 5-10% (higher) | | **Loan Term** | Up to 84 months | Usually max 72 months | | **Down Payment** | 10-20% recommended | 20%+ recommended | | **Depreciation** | ~20% year 1, ~15% year 2 | Already depreciated | | **Warranty** | Full manufacturer warranty | May be expired or limited | | **Insurance** | Higher (comprehensive required) | Lower (can drop collision/comp) | | **Maintenance** | Minimal first 3 years | Potentially higher costs | ### Smart Buying Strategies **New Car Advantages:** - Manufacturer incentives (0% APR, rebates) - Full warranty coverage - Latest safety and technology features - Known history (no accidents/issues) **Used Car Advantages:** - Lower purchase price (more car for your money) - Slower depreciation - Lower insurance premiums - Certified Pre-Owned (CPO) programs offer warranties **The "Sweet Spot" for Used Cars:** Cars that are 2-3 years old with 20,000-40,000 miles often offer the best value: - Already depreciated 30-40% - Still under manufacturer warranty - Modern features and safety tech - Lower financing costs than new ### Certified Pre-Owned (CPO) vs Regular Used CPO programs (offered by manufacturers) provide: - Extended warranty coverage - Multi-point inspection (usually 100+ points) - Roadside assistance - Often lower interest rates than regular used - **Worth the premium** if you want used-car savings with new-car peace of mind

Maximizing Your Trade-In Value

Your trade-in can significantly reduce your financing needs—if you handle it strategically. ### Before Trading In 1. **Know Your Car's Value:** - Check Kelley Blue Book (KBB), Edmunds, and NADA for realistic estimates - Get offers from CarMax, Carvana, and local dealers (don't commit yet) - Private sale typically yields 15-25% more than trade-in value 2. **Improve Your Trade-In Price:** - Detail the car (clean interior, wash/wax exterior) - Fix minor issues (burnt-out lights, torn floor mats) - Gather service records to prove maintenance - Remove personal items and aftermarket additions 3. **Understand Equity Positions:** **Positive Equity:** - Your car is worth MORE than you owe - Example: Car worth $12,000, you owe $8,000 = $4,000 equity - This equity reduces your new loan amount **Negative Equity (Upside Down):** - You owe MORE than the car is worth - Example: You owe $15,000, car worth $12,000 = -$3,000 equity - This can be rolled into new loan, but increases financing costs ### Trade-In vs Private Sale | Method | Pros | Cons | |--------|------|------| | **Trade-In** | Convenient, reduces sales tax (in most states), avoid sale hassles | Lower value (10-20% less) | | **Private Sale** | Higher sale price, more negotiating power | Time-consuming, safety concerns, paperwork | **Tax Advantage Example:** If you trade in a $10,000 car in a state with 7% sales tax: - New car costs $30,000 - With trade-in: You pay tax on $20,000 = $1,400 tax - Without trade-in: You pay tax on $30,000 = $2,100 tax - **Trade-in saves $700 in sales tax** ### Dealer Tactics to Watch For - **"We'll pay off your loan"** - They will, but negative equity gets rolled into your new loan - **"Focus on payment"** - Shifts attention from total price and interest - **"Great trade-in value"** - Often inflated while overcharging on new car price **Pro Tip:** Get trade-in offer AFTER negotiating the new car price. Don't let dealers mix the two negotiations. Once you've calculated your loan amount, use our [car payment calculator](https://vercalc.com/automotive/car-payment-calculator) to see your exact monthly payment breakdown and amortization schedule.

Understanding Auto Loan Terms

Choosing the right loan term is one of the most important decisions when financing a vehicle. Here's how different terms compare: | Loan Term | Monthly Payment* | Total Interest* | Total Paid* | Best For | |-----------|-----------------|-----------------|-------------|----------| | 36 months | $886 | $1,896 | $31,896 | Minimize interest, build equity fast | | 48 months | $680 | $2,640 | $32,640 | Balance of payment & interest | | 60 months | $556 | $3,360 | $33,360 | Most common, moderate monthly cost | | 72 months | $475 | $4,200 | $34,200 | Lower payment, higher total cost | | 84 months | $414 | $4,776 | $34,776 | Lowest payment, highest risk | *Example: $30,000 loan at 6% APR ### Key Insights **Shorter Terms (36-48 months):** - ✅ Less interest paid overall - ✅ Build equity faster - ✅ Less risk of being underwater - ❌ Higher monthly payments **Longer Terms (72-84 months):** - ✅ Lower monthly payments - ❌ Significantly more interest - ❌ Higher risk of negative equity - ❌ May outlast warranty coverage **The 20/4/10 Rule:** A sound guideline for auto financing: - **20%** down payment minimum - **4 years** maximum loan term (48 months) - **10%** of gross income maximum for monthly payment (including insurance) When determining how much you can afford, our [budget calculator](https://vercalc.com/finance/budget-calculator) helps ensure your car payment fits within the recommended 10% of your monthly income.

Frequently Asked Questions

Q:What is a good car loan interest rate in 2026?

Interest rates vary by credit score and whether you're buying new or used. In 2026, expect: Excellent credit (720+): 4-6% for new, 5-7% for used. Good credit (680-719): 6-8% for new, 7-10% for used. Fair credit (640-679): 8-12% for new, 10-15% for used. Rates below 3% are rare and usually require excellent credit or dealer promotions.

Q:Should I choose a 60-month or 72-month car loan?

A 60-month (5-year) loan is generally better. While a 72-month (6-year) loan has lower monthly payments, you'll: pay significantly more interest, risk being "upside down" (owing more than the car is worth) for longer, and likely still be making payments when the car needs major repairs. Only consider 72+ months if absolutely necessary for affordability.

Q:How does my trade-in affect my car loan?

Your trade-in reduces the amount you need to finance. If you owe money on your trade-in, the payoff amount is subtracted from its value. Positive equity (trade worth more than owed) reduces your loan. Negative equity (owing more than it's worth) can be rolled into the new loan, but this increases your total amount financed and monthly payment.

Q:What happens if I pay extra towards my car loan principal?

Extra principal payments reduce your loan balance faster, saving interest and potentially shortening your loan term. Most auto loans have no prepayment penalty. Even an extra $50-100/month can save hundreds in interest. Always specify "apply to principal" when making extra payments.

Q:Should I finance through the dealer or my bank?

Shop both! Dealers may offer promotional rates (0% APR, etc.) but their standard rates are often higher than banks or credit unions. Get pre-approved at your bank/credit union first—this gives you negotiating power and a rate baseline. Compare the total cost (interest paid), not just the monthly payment.

Q:Is a 20% down payment necessary for a car loan?

While 20% down isn't required, it's recommended for new cars to avoid being underwater (owing more than the car's value). Cars depreciate quickly—about 20% in the first year. A larger down payment means: lower monthly payments, less interest paid, better chance of loan approval, and protection against negative equity.

Disclaimer: All calculators on this website are provided for informational and illustrative purposes only. Calculation results do not constitute legal, tax, or financial advice. Despite careful programming, we assume no liability for the accuracy, completeness, or currency of the results. For matters requiring professional advice, we recommend consulting with an appropriate specialist (tax advisor, lawyer, accountant).

Know Before You Go to the Dealership

Knowledge is power when car shopping. Calculate your monthly payment in advance and negotiate from a position of strength.