NestHK · Free Tools
Free HK Mortgage Calculator & H-plan vs P-plan Comparison
Enter the home price, down payment, rate and term to get the monthly payment, total interest and total cost — with equal-installment and equal-principal methods. Compare how H-plan and P-plan rates change your payment.
Home price
Result
Equal installment keeps the monthly payment flat; equal principal keeps the principal flat with declining interest (higher early payments, lower total interest). Nominal annual rate, excludes insurance and fees.
About this tool
NestHK
NestHK editorial team — data analysts and on-the-ground Hong Kong renting & buying researchers turning open government data and public transaction records into actionable neighbourhood advice.
Basis of calculation
- HK Inland Revenue Department — residential Ad Valorem Stamp Duty (AVD) bands
- HKMA mortgage guidance (70% LTV cap / 50% DSR)
- Rating and Valuation Department — price & rent statistics
- Census and Statistics Department — household income & housing
- Hong Kong Open Data Portal DATA.GOV.HK
FAQ
- Equal installment or equal principal?
- Equal installment keeps payments flat; equal principal costs less interest but more early.
- How is the interest rate applied?
- Enter the nominal annual rate, excluding insurance and fees; the bank quote is final.
- How much can I borrow?
- See the mortgage capacity tool: bank cap 70% LTV, up to 90% via mortgage insurance if eligible.
- H-plan or P-plan — which gives a lower monthly payment?
- H-plan tracks HIBOR (lower when rates fall, with a cap); P-plan tracks the prime rate (steadier). Enter each rate in this tool to compare the monthly payment.
Related articles
This tool is for decision reference only. All calculations are based on the assumptions you enter and do not constitute investment, legal or tax advice. Figures are shown in their original currency, without inflation or personal tax adjustments. Data provided by NestHK — see more housing-decision tools in the free tools.