Beginner's Guide to SORA & Rate Types in Singapore

Starting your home loan journey in Singapore? Understanding SORA and the various rate types is crucial for making an informed decision and securing the best deal for your property.
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Understanding SORA for First-Time Borrowers

What is SORA?

SORA (Singapore Overnight Rate Average) is the benchmark interest rate—backed by the Monetary Authority of Singapore (MAS)—that reflects what Singapore banks pay to borrow from each other overnight.

It’s the standard reference for floating-rate home loans, replacing SIBOR and SOR for greater transparency and easier cross-bank comparisons.

Banks use compounded SORA rates (1-month or 3-month averages) to calculate your floating-rate home loan interest. Depending on the tenure, the interest rate “refreshes” either monthly or quarterly, rather than daily.

Hence, the longer the averaging period, the less your monthly payment fluctuates with sudden market changes.

Types of home loan rates: Fixed vs floating

Fixed home loan Floating home loan (SORA-pegged)
What is it?

Interest rate stays locked in for an initial period (1–3 years), regardless of SORA movements

Once lock-in ends, the rate switches to floating

Choose if…

You want payment certainty during lock-in period
What is it?

Fluctuate with market changes

Home loan interest rate = Reference rate (1M or 3M SORA) + bank’s fixed spread (an extra margin / percentage decided by lender)

Choose if…

You’re more comfortable with rate fluctuations for potentially lower costs

💡 MoneySmart Tip: Why did SORA replace SIBOR & SOR? SORA is more transparent and harder to manipulate than old benchmarks, hence ensuring more consistent rates across lenders.
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Key Differences: 1M SORA vs 3M SORA

Choosing between 1-month and 3-month SORA depends on your risk tolerance, loan duration, and market outlook. Here’s how they compare:

Factor 1-Month SORA 3-Month SORA
Adjustment frequency Monthly Quarterly
Volatility More volatile and responsive to rate changes More stable over time
Preferred environment ⬇️ Declining interest rate ⬆️ Rising interest rate
Payment predictability Less predictable & more frequent adjustments More predictable and stable repayments over a longer period
Risk tolerance Short-term interest rate fluctuations More consistent interest rates
⭐ Best for Declining interest rate environments Rising interest rate environments


Overall, 3M SORA loans tend to offer more stable payments for easier budgeting, while 1M SORA loans tend offer more flexibility and faster adjustments in response to interest rate movements, which may lead to more frequent changes in repayment amounts too.

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Beginner Tips: How to Choose a Mortgage or Lender For Home Loans

Compare both fixed and floating rates to see which fits your risk appetite and budgeting style. Review your home loan rates regularly depending on the frequency of its interest rate (e.g. 1M SORA rates update monthly, 3M SORA rates update quarterly).

Look at the total spread, not just the headline SORA rate, as the spread determines your final rate.

Check if there are lock-in periods or penalties for refinancing or early repayment.

Leverage trusted home loan comparison tools and professional experts to see side-by-side offers from all major banks in Singapore.

Home Loan Eligibility & Fee Types

Use these comparison tables to identify, pinpoint, and understand your home loan eligibility and fee types that might affect you.

Home loan eligibility criteria
Criteria Requirement Rationale
Total Debt Servicing Ratio (TDSR) Maximum 55% of gross monthly income Monthly mortgage repayments cannot exceed 55% of your gross income
Mortgage Servicing Ratio (MSR) Maximum 30% for HDB / EC properties Monthly mortgage repayment cannot exceed 30% of gross income
Minimum annual income Typically $30,000–$50,000+
Age requirement 21 years and above
Citizenship / Residency Singapore Citizen, PR, or eligible foreigner Foreigners face stricter loan-to-value (LTV) limits and higher stamp duties
Credit history Clean credit record preferred Late payments, defaults, bankruptcy will affect loan approval or higher interest rates
Employment status Stable income proof required Provide income documents like payslips, tax returns, financial statements, etc.
Property ownership
  • 1st property: Up to 75% LTV
  • 2nd property: Up to 45% LTV
  • 3rd and subsequent properties: Up to 35% LTV

Note: Monthly debt repayments include new mortgage, credit cards, car loans, and personal loans.


Home loan fee types
Factor What to Check Rationale
Rate type Fixed vs Floating (SORA) Fixed rate offers certainty for 2–3 years; floating adjusts with SORA rate
Total interest rate Floating: SORA + Bank Spread

Fixed: Locked rate
Actual borrowing cost; compare total rates, not just SORA or spread alone
Lock-in period Typically 2–3 years Leaving before lock-in ends triggers penalties; longer lock-ins may offer better rates but less flexibility
Partial repayment Annual cap (10–25%) or unlimited
Redemption penalty Standard 1.5% of outstanding loan Fee charged if you fully repay or refinance before lock-in ends
Cancellation Penalty Typically 1–1.5% Fee charged if you cancel loan package before disbursement or within specified period
Minimum loan amount $100,000–$300,000
Maximum loan tenure Up to 30–35 years (age-dependent)

Capped at 65–75 years at loan maturity
Longer tenure = lower monthly payments but higher interest overall
Free conversion / Repricing After 12–24 months
Clawback period 2–3 years If refinanced early, banks may reclaim legal subsidies or cashback incentives

How to Apply For HDB & Bank Home Loans: Step-by-Step Guide

Navigating home loan eligibility in Singapore means understanding how requirements differ based on your citizenship status, property type, and chosen bank. Here’s how it breaks down for Singaporeans, PRs, and foreigners.

Eligibility comparison: HDB loan vs bank home loan

Feature HDB Loan
(Singaporeans only)
Bank Home Loan
(Singaporeans, PRs, Foreigners)
Citizenship Singaporeans only Singaporeans, PRs (after 3+ years PR status), and foreigners
Eligible property types HDB flats only (BTO, resale) HDB flats, ECs, private property (condos, landed)
LTV Limit Up to 75% of purchase price or valuation 1st loan: Up to 75% or 55%
2nd loan: Up to 45% or 25%
3rd+ loan: Up to 35% or 15%
Downpayment 25% of purchase price 1st loan: 25%
• Min. 5% cash (75% LTV)
• Min. 10% cash (55% LTV)

2nd loan: 55%
• Min. 25% cash

3rd+ loan: 65%
• Min. 25% cash
CPF OA usage ✅ Full 25% downpayment
✅ Monthly repayments
⚠️ Min. 5–25% cash required for downpayment; only remainder via CPF OA
✅ Monthly repayments via CPF OA
❌ Not applicable for foreigners
Mortgage Servicing Ratio (MSR) 30% of gross monthly income 30% of gross monthly income (for HDB flats and ECs only)
Total Debt Servicing Ratio (TDSR) N/A 55% of gross monthly income (across all debts)
Interest rate type Fixed (pegged at 0.1% above CPF OA rate; reviewed quarterly) Fixed or Floating (SORA, board rate, FD-linked)
Maximum loan tenure Up to 25 years Up to 30 years (HDB/EC)
Up to 35 years (private property)
Loan switching ✅ Can switch to bank home loan anytime ❌ Cannot switch to HDB loan
Early repayment penalty No penalty May incur ~1.5% penalty during lock-in period
Refinancing flexibility No fees May incur fees if within lock-in period

Disclaimer: LTV limits and downpayment requirements depend on the number of outstanding home loans, property type, loan tenure, and borrower age. MSR applies only to HDB flats and ECs purchased with bank loans. TDSR applies to all bank home loans.


💡 MoneySmart Tip: Although no specific minimum income criteria for mortgages are mandated, local borrowers generally need gross monthly incomes of $2,500–$3,000 to secure a viable loan amount whereas foreigners might need annual incomes of $50,000–$100,000. This requirement may increase if you have existing debt obligations.

Step 1

Pinpoint your home loan priorities

Consider what matters most:

✔️ Interest rate stability: HDB loans offer predictable 2.6% fixed rates.

✔️ Flexibility & savings: Bank home loans provide competitive rates, refinancing options, and are available for all property types.


✔️ Property type: HDB flat, EC, or private property determines your loan options

Step 2

Check your eligibility and loan access

Review the eligibility table to confirm:

  • Your citizenship status qualifies you for the target loan type
  • You meet income and property type requirements
  • Your age validity to take up a loan (up to 65–70 years old)
Step 3

Compare home loan packages

Still unsure which loan type or package fits your financial situation?


Use MoneySmart’s home loan comparison tool to evaluate rates, lock-in periods, and total cost across top banks.


Click either “New Home Loan” or “Refinance Home Loan” to answer a quick questionnaire on your property purchase, income, and financing needs.

Step 4

Apply for preferred home loan package

Once you’ve shortlisted your preferred bank or HDB loan, submit an In-Principle Approval (IPA) application via Singpass MyInfo to understand your maximum loan amount and affordability.


Required documents:

  • NRIC/FIN for Singaporeans/PRs; Valid passport or Employment Pass (EP) for foreigners
  • Latest 3–6 months’ payslips or 2 years’ IRAS Notice of Assessment (self-employed)
  • 12 months’ CPF contribution history
  • Option to Purchase (OTP)/Sale & Purchase Agreement
  • Bank account statements (3–6 months)
  • Employment letter


1–3 business days

Step 5

Complete property valuation & final approval

After IPA, the bank or HDB will conduct a property valuation to confirm your loan amount.


You may submit additional documents (e.g. sales contract, renovation quotes) to expedite your approval process.


Upon approval, you’ll receive a Letter of Offer to review your loan amount, interest rate, lock-in period, and monthly repayment.


Once satisfied, sign the acceptance form and coordinate with your lawyer to complete the Sale & Purchase Agreement and mortgage registration.


💡 MoneySmart Tip: Most OTPs expire within 2–3 weeks, so time your application to keep it valid throughout the process


2–4 weeks total

Step 6

Loan disbursement and repayment schedule

The bank or HDB will disburse your loan funds directly to you once approved. 


Your first monthly repayment will commence according to the agreed schedule.


💡 MoneySmart Tip: Set up GIRO immediately to avoid missing instalments. Late payments hurt your credit score and incur penalties.

FAQs About SORA Rate in Singapore

How is the SORA rate calculated by MAS?

MAS uses actual SGD overnight unsecured interbank transactions (minimum $1 million) traded between 8am and 6:15pm daily. These are volume-weighted and averaged over 1-, 3-, or 6-month periods, then published at 9am the next day. This transaction-based approach eliminates the speculation risks seen in older benchmarks like SIBOR.

What factors affect SORA rates in Singapore?

Four main factors affect SORA in Singapore:
  • Singapore's economic outlook (GDP, inflation),
  • Transaction volume in the interbank market,
  • Bank credit quality, and
  • Global monetary policy—especially US Federal Reserve decisions.

While SORA is published and fluctuates daily, MAS policy keeps rates relatively stable quarter-to-quarter. So although it is transparent and reliable, it still carries market risks from these factors. Your total interest rate (SORA + bank spread) will also affect your total home loan borrowing cost.

Is SIBOR still used for home loans in Singapore?

No. MAS phased out SIBOR on 31 December 2024 (SOR ended 30 June 2023). All new home loans now use SORA, and all major banks exclusively offer SORA-linked packages.

Can I refinance my home loan before the lock-in period ends?

Yes, but expect 1.5% redemption penalties (e.g. $7,500 on a $500,000 loan). Banks may also claw back promotional benefits like legal subsidies if you refinance within 2-3 years. Refinancing only makes sense if rate savings exceed penalty costs.

What is a good SORA spread for Singapore home loans?

A competitive spread ranges from 0.50% to 1.00% in 2026.

If 3M SORA is 2.63% with a 0.80% spread, your total rate is 3.43%. High-value loans ($1 million+) and excellent credit may secure spreads below 0.70%. Always compare total rates, not just spreads. Reach out to our mortgage specialists for the best rates.

How much can I borrow for a home loan in Singapore?

It depends on your LTV ratio (up to 75% for first property), TDSR (max 55% of gross income for all debts), and MSR (max 30% for HDB/EC mortgages). For example: $1 million property = max $750,000 loan at 75% LTV.