Estimate monthly car amortization using Add-On Interest or Diminishing Balance methods commonly used in the Philippines.
Computation Method
Add-On Interest
Loan Amount
₱900,000.00
Annual Interest Rate
8.00%
Loan Term
5 year(s)
Monthly Payment
₱21,000.00
Total Interest
₱360,000.00
Total Payment
₱1,260,000.00
Estimates are for planning only. Please confirm final amounts using official agency tables or your payroll/accounting team.
Method: Add-On Interest
| Month | Payment | Principal | Interest | Balance |
|---|---|---|---|---|
| 1 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱885,000.00 |
| 2 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱870,000.00 |
| 3 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱855,000.00 |
| 4 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱840,000.00 |
| 5 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱825,000.00 |
| 6 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱810,000.00 |
| 7 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱795,000.00 |
| 8 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱780,000.00 |
| 9 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱765,000.00 |
| 10 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱750,000.00 |
| 11 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱735,000.00 |
| 12 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱720,000.00 |
| 13 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱705,000.00 |
| 14 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱690,000.00 |
| 15 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱675,000.00 |
| 16 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱660,000.00 |
| 17 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱645,000.00 |
| 18 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱630,000.00 |
| 19 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱615,000.00 |
| 20 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱600,000.00 |
| 21 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱585,000.00 |
| 22 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱570,000.00 |
| 23 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱555,000.00 |
| 24 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱540,000.00 |
| 25 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱525,000.00 |
| 26 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱510,000.00 |
| 27 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱495,000.00 |
| 28 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱480,000.00 |
| 29 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱465,000.00 |
| 30 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱450,000.00 |
| 31 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱435,000.00 |
| 32 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱420,000.00 |
| 33 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱405,000.00 |
| 34 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱390,000.00 |
| 35 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱375,000.00 |
| 36 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱360,000.00 |
| 37 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱345,000.00 |
| 38 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱330,000.00 |
| 39 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱315,000.00 |
| 40 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱300,000.00 |
| 41 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱285,000.00 |
| 42 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱270,000.00 |
| 43 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱255,000.00 |
| 44 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱240,000.00 |
| 45 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱225,000.00 |
| 46 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱210,000.00 |
| 47 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱195,000.00 |
| 48 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱180,000.00 |
| 49 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱165,000.00 |
| 50 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱150,000.00 |
| 51 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱135,000.00 |
| 52 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱120,000.00 |
| 53 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱105,000.00 |
| 54 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱90,000.00 |
| 55 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱75,000.00 |
| 56 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱60,000.00 |
| 57 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱45,000.00 |
| 58 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱30,000.00 |
| 59 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱15,000.00 |
| 60 | ₱21,000.00 | ₱15,000.00 | ₱6,000.00 | ₱0.00 |
This calculator provides estimated figures only. Actual loan terms, interest rates, and monthly amortization may vary depending on bank policies, credit approval, promotional rates, and government regulations.
The Car Loan Calculator Philippines page is designed for practical decision-making, not just quick math. Filipino borrowers often receive quotations from dealers, financing companies, and banks that look similar on the surface but are computed using different standards. If you compare those offers without understanding the underlying method, you can choose a plan that appears cheaper monthly but costs more over the total term. This page solves that by showing the same loan details through two methods side by side in one workflow.
In Philippine auto lending, the Add-On Interest method is still common in promotional and dealer-driven packages. The math is straightforward: total interest is computed on the original principal for the full term, then spread equally across all months. Because the interest base does not decline each month in this approach, total interest can be significantly higher than amortized structures even when annual rates look close. This is why transparent comparison is important before committing to a down payment and approval process.
The Diminishing Balance method, on the other hand, recalculates interest on the remaining loan balance each month. As your balance goes down, the interest component gradually shrinks, and more of your fixed monthly payment goes to principal. Many formal bank products and structured financing contracts use this model. In long-term financing, this can produce meaningful savings in total interest paid, especially if your loan amount is high and your term is extended.
A practical borrower question is: should I prioritize lower monthly payment or lower lifetime cost? This tool helps you answer that with exact estimates from your chosen amount, rate, and term. If your monthly budget is strict, a longer term might feel safer, but it usually increases total interest. If you can support a higher monthly amortization, shorter terms often reduce total cost. The calculator gives you both numbers so you can align financing decisions with cash flow and long-term affordability.
Philippine car purchases also involve non-loan cash obligations that borrowers sometimes forget during quote comparison. Typical examples include insurance premiums, registration, chattel mortgage fees, and maintenance reserves. While this calculator focuses on principal-and-interest behavior, you can use the output as a base and then add those expected costs into your personal monthly transport budget. This keeps your decision realistic and reduces post-approval payment stress.
Rate interpretation is another area where borrowers get confused. A quoted annual rate does not automatically guarantee lower total cost if the method differs. A higher-looking diminishing rate can still compete with or beat a lower-looking add-on quote depending on term length and fees. This is why one of the most useful steps is to input the same principal and duration under both methods and evaluate total interest, not monthly payment alone.
The amortization table below the calculator is not just supplementary data. It is a full month-by-month breakdown that helps users understand how each payment is split into principal and interest. For add-on, the pattern is flat and predictable. For diminishing, interest starts higher and gradually declines. That detail becomes valuable when planning prepayments, refinancing, or timing upgrades. If your contract allows principal prepayment without heavy penalties, you can potentially reduce remaining interest obligations faster.
For employed borrowers, we recommend pairing this car loan estimate with the Salary After Tax calculator to align obligations with actual take-home pay. A healthy financing decision usually considers emergency savings and lifestyle costs before selecting a term. Lenders may approve based on debt-service rules, but your personal comfort threshold may be lower. Combining net-pay estimates and loan projections leads to safer commitments, especially for first-time car owners.
Business owners and freelancers can also use this page as part of vehicle acquisition planning. If the car is tied to delivery, sales, or field operations, monthly amortization should be tested against projected business cash inflows and VAT-aware pricing. That is why we include internal links to related tools. Build your financing model from income realism first, then choose the loan structure that keeps operations stable even in low-revenue months.
A deeper Philippine lending comparison usually starts with term sensitivity. Try three term samples using the same principal and rate, such as 3 years, 4 years, and 5 years. You will immediately see how extending term lowers the monthly number but raises total interest. This tradeoff is central to responsible borrowing. If you are planning other major expenses in the same period, this visibility helps avoid overcommitting household cash flow.
Another important comparison dimension is the approval context. Some offers are bundled with brand promos, freebies, or introductory incentives. Promotions can be beneficial, but borrowers should still compare the effective payment path and total interest. Use this calculator as a neutral baseline tool. Enter the numbers from each offer and assess which package gives acceptable monthly burden and acceptable lifetime cost. A structured comparison often reveals which incentives are truly valuable and which are mostly marketing framing.
For users evaluating repossessed vehicles or second-hand financing, the same framework applies: principal, rate, term, and method still drive affordability. The calculator remains useful even if your transaction details differ from showroom purchases. The key is entering realistic financed amount and accurate annual rate assumptions. Then validate lender-specific fees separately.
If you are concerned about rising rates or uncertain income, a conservative approach is to test stress scenarios. Increase rate assumptions by 1% to 2% and check whether the monthly payment remains manageable. You can also compare your current preferred term versus a shorter term to understand cost savings if income improves later. Scenario testing is one of the highest-value uses of this page for serious borrowers.
From an SEO and educational standpoint, this page targets real borrower intent around phrases like car loan calculator Philippines, auto loan calculator PH, and monthly car amortization Philippines. Content depth is intentionally practical: method definitions, tradeoff analysis, and amortization behavior are all included to help users make better decisions, not just retrieve a single number. Better outcomes happen when users understand why figures differ across products.
Final reminder: financing decisions should be reviewed against official contract terms. This tool is excellent for planning, negotiation preparation, and option screening, but your final obligations are defined by signed documents and approved lender disclosures. Use the estimate to ask stronger questions before signing: What method is used? Are there hidden charges? Are prepayments allowed? Is repricing possible? Those questions often save more money than chasing a tiny nominal rate difference.
When used correctly, this calculator becomes a full decision companion: estimate, compare, test scenarios, inspect amortization, and connect to household budget tools. That is exactly the workflow we want for PinoyLokal finance users—clearer choices, lower risk of budget mismatch, and higher confidence in Philippine lending decisions.
If you are shopping between bank and in-house financing, document every assumption in one worksheet before using the calculator: principal financed, annual rate, term, processing charges, insurance treatment, and required cash-out schedule. Then compute options in consistent terms. In many cases, the difference between two offers is not only the rate—it is how fees are embedded and how principal is defined after down payment. A disciplined comparison process avoids emotionally driven purchases and helps borrowers negotiate with confidence using clear numbers rather than sales framing.
You can also use the amortization output for exit planning. Suppose you intend to upgrade your vehicle after two or three years. The remaining balance projection helps estimate whether resale proceeds could cover outstanding obligations. This is especially useful for buyers who rotate vehicles frequently or who expect business growth and equipment changes. Planning ahead minimizes refinancing pressure and avoids surprises if market resale value shifts. The same schedule can support discussions with lenders when requesting restructuring or evaluating whether an early settlement is financially efficient.
For family financial planning, car financing should be viewed as part of a broader debt portfolio that may include housing, education, and emergency obligations. This calculator can be used as a guardrail by testing whether loan commitments remain manageable when one income source is temporarily reduced. Responsible borrowing is not about finding the maximum loan you can obtain; it is about choosing the payment path that remains sustainable under realistic life variability. That philosophy is central to long-term financial stability and is the reason this page includes method comparisons and full amortization visibility.
Add-On: Monthly = (Principal + Principal × Rate × Years) ÷ Months | Diminishing: M = P × [r(1+r)^n] ÷ [(1+r)^n - 1]
For a ₱900,000 car loan at 8% for 5 years, compare add-on versus diminishing monthly amortization and total interest.
Start with Add-On for dealer-style quotes, then compare with Diminishing to understand amortized bank structure and total interest differences.
No. Results are estimates only and actual terms depend on credit evaluation, promo rates, and institution policies.
Lower monthly payment is often achieved by extending term length. Longer terms usually increase total interest paid, so always compare total payment and total interest, not just monthly amortization.
Input the same loan amount, annual rate, and term in both methods, then compare monthly payment and total interest. This reveals method-driven cost differences clearly.
Yes. It shows principal and interest per month, helping you identify when extra principal payments can reduce remaining interest faster in diminishing-balance structures.
You can include financed fees in the principal if they are rolled into the loan. Otherwise, treat them as separate cash expenses in your monthly budget plan.