Phone Installment Calculator
Calculate phone installment payments, compare carrier 0%, credit card, and shop finance options
Phone Installment Calculator
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Device payment / month฿0.00
- Monthly package fee
- ฿0.00
- Real cost / month (incl. package)
- ฿0.00
- Total cost over contract
- ฿0.00
- Total interest
- ฿0.00
- Effective device price paid
- ฿0.00
- Savings vs. buying outright
- ฿0.00
Results are estimates only
Formula
Payment = financed ÷ months (0%) or (price × rate% × years + price) ÷ months (flat) Real monthly cost = device payment + package fee
Data as of
Results are estimates only
FAQ
Carrier plans often offer 0% interest and device discounts, but require a monthly package commitment (e.g., 699–1,999 THB). Real cost = device installment + package fee. Use this tool to compare with buying outright on prepaid.
For 0% plans, longer terms mean lower monthly payments with no extra cost. But check how long you commit to the package. For interest-bearing shop finance, shorter terms save on interest.
No, carrier installments (True/AIS) only require a Thai ID card. Some shops also offer ID-based financing without a credit card.
iPhone 17 (128GB) is about 34,900 THB. At 0% for 12 months ≈ 2,908/mo, 24 months ≈ 1,454/mo, 36 months ≈ 969/mo (excluding package). Enter your actual price to calculate with package cost.
Samsung Galaxy S26 (128GB) is about 31,900 THB. At 0% for 12 months ≈ 2,658/mo, 24 months ≈ 1,329/mo. Carriers often discount 2,000–5,000 THB. Enter actual price and discount to compare.
Carriers set minimum packages based on device price. Typically: 10-20K THB phone → 599–799/mo, 20-40K → 899–1,299/mo, 40K+ → 1,299–1,999/mo.