Investing

Index Funds vs ETFs in Singapore: What You Need to Know

Index funds and ETFs both track market indices but work differently in Singapore. Here is how to choose between STI ETFs, global ETFs, and unit trusts for your Singapore portfolio.

WealthHerd Team21 February 20258 min read
Financial charts and stock market data on screens

The Core Difference

Both index funds and ETFs aim to match the performance of a market index. The structural difference is how you access them:

  • ETF (Exchange-Traded Fund): Listed on a stock exchange (SGX, NYSE, HKEX), traded intraday via a brokerage
  • Index fund (unit trust / managed fund): Purchased directly from a fund manager or platform, priced once daily at close, no brokerage required on purchase

In Singapore, both structures are widely used — the choice depends on which index you want to track, your cost sensitivity, and the account type (CPF, SRS, or cash).

Singapore-Listed ETFs (SGX)

SPDR STI ETF (ES3) — the flagship Singapore ETF:

  • Tracks the Straits Times Index (STI): 30 largest SGX-listed companies
  • Management fee: 0.30% per annum
  • Domiciled in Singapore; no dividend withholding tax for Singapore investors
  • Available via any SGX brokerage: POEMS, IBKR, Moomoo, Tiger Brokers, DBS Vickers

Nikko AM STI ETF (G3B):

  • Same STI index as ES3
  • Management fee: 0.35%
  • Slightly lower liquidity than ES3

Included in CPF Investment Scheme (CPFIS): Both STI ETFs are available for CPF OA investment via CPFIS-Ordinary. However, returns must exceed the CPF OA rate (2.5%) to justify the switch from the risk-free CPF interest.

Lion-Phillip S-REIT ETF (CLR): Tracks Singapore REITs. Not a broad index; higher yield but concentrated sector exposure.

Global ETFs via SGX

SPDR S&P 500 ETF (S27): S&P 500 index in USD, SGX-listed. Management fee 0.09%.

Nikko AM NikkoAM-StraitsTrading Asia ex Japan REIT ETF: Asia REITs. Higher yield, sector-concentrated.

iShares Core MSCI World ETF is not SGX-listed but accessible via IBKR or moomoo in USD on US/EU exchanges.

Unit Trusts and Regular Savings Plans

Singapore's Regular Savings Plans (RSPs) offer monthly dollar-cost-averaged investing from low minimums:

POSB Invest-Saver:

  • Access to Nikko AM STI ETF and ABF Singapore Bond Index Fund
  • From $100/month
  • No brokerage fees on purchase; 0.82% sale fee
  • Automatically GIRO from POSB account

OCBC Blue Chip Investment Plan:

  • Access to STI ETF, some Singapore blue chips
  • From $100/month
  • Sales fee approximately 0.3-0.5% per transaction

Phillip Securities Monthly Investment Plan (MIP):

  • Broader range of ETFs and unit trusts
  • From $100/month; flexible fund selection

FSMOne Regular Savings Plan:

  • Global range of unit trusts and ETFs
  • From $50/month

Global Index Funds for Singaporeans (Offshore)

For global diversification beyond the STI, many Singapore investors use:

Vanguard FTSE All-World UCITS ETF (VWRA):

  • Listed on London Stock Exchange (USD)
  • 4,000+ global holdings, 0.22% MER
  • Ireland-domiciled: reduces US estate tax risk for non-US persons
  • Accessible via IBKR at low cost

Vanguard S&P 500 UCITS ETF (VUAA):

  • Ireland-domiciled S&P 500, 0.07% MER
  • Better than buying US-domiciled VOO directly (US estate tax concerns for non-US persons with >$60,000 USD exposure)

Important: Singapore investors with US-domiciled ETFs (e.g., VOO, VTI on NYSE) are subject to US estate tax if US-sited assets exceed $60,000 USD at death. Ireland-domiciled equivalents (VUAA, VWRA) do not carry this risk.

SRS Investment Options

SRS funds can be invested in:

  • Singapore stocks and ETFs (SGX-listed)
  • Unit trusts approved for SRS
  • Singapore Savings Bonds (SSBs)
  • Select insurance products

SRS is held at DBS, OCBC, or UOB. Each bank's SRS portal provides access to approved investments. IBKR does not support SRS investing — SRS investing is limited to the bank-linked platforms.

Cost Comparison

ProductAnnual FeeTransaction FeeTax Efficiency
SPDR STI ETF (SGX)0.30%~SGD$8-25SG dividends tax-free
Nikko AM STI ETF0.35%~SGD$8-25SG dividends tax-free
POSB Invest-Saver RSP0.35%Nil on purchaseHandled
VWRA (IBKR)0.22%~USD$1Ireland domicile, no US estate tax
VUAA (IBKR)0.07%~USD$1Ireland domicile

Which Should Singapore Investors Choose?

Singapore market exposure (STI): POSB Invest-Saver ($100/month RSP into Nikko AM STI ETF) or POEMS MIP — automatic, low minimum, no brokerage on purchase. Good for beginners building the habit.

Global diversification: VWRA or VUAA via Interactive Brokers. Lower annual fees, broader diversification than STI alone. Requires IBKR account (simple to open, zero commission on US/EU ETFs from Singapore).

Recommended simple portfolio for most Singaporeans:

  • 30-40% Singapore (POSB Invest-Saver into STI ETF — SGD-denominated, no FX risk)
  • 60-70% Global (VWRA via IBKR — USD-denominated, global exposure)

Singapore's no-CGT environment means gains on both structures are not taxed when sold. Dividends from Singapore stocks/ETFs are not subject to withholding. Ireland-domiciled ETFs have 0% dividend withholding for Singapore investors.

The advantage of ETFs over active unit trusts in Singapore is the same as everywhere: lower fees compounding in your favour over decades.

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