How to use this calculator
- Enter the phone price from the store, after any discount or trade-in.
- Select the installment term, such as 6, 12 or 24 months.
- Choose 0% interest, an add-on rate or an annual rate, and enter the rate if it is not 0%.
- Add a one-time fee if your plan has one.
- Read your monthly payment and the extra cost compared with paying in cash.
How to buy a phone on installment wisely
A new phone is one of the most common installment purchases. The monthly amount looks small, but the total can be much higher on plans with interest or fees. Knowing the total helps you choose between cash, a 0% card plan and a store plan.
Start by lowering the price: look for store promos, trade-in offers, student discounts and bank deals. Then finance the smaller amount. The lower the amount, the lower the interest you can pay.
See current offers on the Apple and Samsung pages, and compare models in our iPhone vs Samsung guide.
How the phone installment is calculated
- For 0% plans, the monthly payment is the phone price divided by the number of months, plus any fee.
- For add-on rates, interest equals price times the monthly rate times the months, split evenly.
- For annual rates, payments follow a diminishing balance.
- Phone prices and promos change often, so enter the current price from the store you plan to buy from.
Tips to save more
- Check bank 0% promos before you choose a store plan.
- Keep total monthly installments below a comfortable share of your take-home pay.
- Consider last year's model for a big drop in price.
- Sell or trade in your old phone to reduce the amount you finance.
Frequently asked questions
Is it better to buy a phone on installment or in cash?
Cash is cheapest when you can afford it. Installment helps cash flow, and a true 0% plan with no fee costs the same as cash. Compare the total, not only the monthly payment.
Do banks offer 0% installment for phones?
Many banks run 0% installment promos on selected merchants and sale days. Check the BDO, BPI, Mastercard and Visa pages for current offers.
What term should I choose?
Pick the shortest term whose monthly payment fits comfortably in your budget. Longer terms lower the payment but can raise the total cost on plans with interest.
Should I consider trade-in or a cheaper model?
Yes. A trade-in or last year's model can lower the amount you finance more than any installment plan can.
Does this include insurance or accessories?
No. Add those to the purchase amount if you plan to finance them as well.
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This calculator gives estimates for planning only. It is not financial, tax or legal advice. Confirm exact figures with your employer, bank, lender or the relevant government agency.