Investing
Children's Education Fund:
Monthly ETF vs Savings Insurance vs Fixed Deposits — Which Is Best?
Gary Chung（FinKit Editor-in-Chief） · Published：August 4, 2026
Saving for your child's education: should you put in HK$3,000 or HK$5,000 a month? Afraid of market losses with stocks, being locked in with insurance, or inflation eating your fixed deposits? This article compares three approaches over a 15-year horizon with real data — the difference between monthly ETF investing and fixed deposits can exceed HK$500,000. And starting just 5 years later costs far more than you think.
Three Savings Approaches, Three Completely Different Paths
For saving for your child's education, Hong Kong parents have three main options:
| Method | Expected Annual Return | Liquidity | Main Risk |
|---|---|---|---|
| 📈 Monthly ETF/Stocks | 5–8% | High (sell anytime) | Market volatility |
| 🛡️ Savings Insurance | 2.5–4% | Low (locked for 10–20 years) | Early surrender = loss of principal |
| 🏦 Fixed Deposits | 2–3% | Medium (matures on schedule) | Falling rates / inflation erosion |
On the surface, monthly ETFs offer the highest returns but carry the most risk; fixed deposits are the safest but yield the least; savings insurance sits in the middle. The key question is — how old is your child? If they were just born, you have 18 years; if they're already 10, you only have 8. Different time horizons demand completely different answers.
Option 1:
Monthly ETF Investing — Highest Returns, Requires Discipline
Dollar-cost averaging (DCA) into ETFs is the most common long-term investment approach. You invest a fixed amount into the same ETF or stock every month, regardless of market conditions, averaging out your cost over time and benefiting from compound growth.
Taking the MSCI World Index as an example, the annualised return over the past 20 years has been approximately 7–8% (including dividend reinvestment). The S&P 500 delivered around 10% over the same period, while Hong Kong's Hang Seng Index managed only about 4–5% — the choice of market makes an enormous difference.
💡 Real-World ETF DCA Costs
Hong Kong bank monthly investment plan fees are typically HK$50/month or 0.25% (whichever is higher). Investing HK$3,000/month means fees eat up 1.7%; at HK$10,000/month, fees drop to 0.5%. The smaller your monthly amount, the higher the fee percentage — investing under HK$1,000/month is not cost-effective.
The biggest advantage is time — 18 years of compounding can turn a HK$5,000 monthly contribution into over HK$2 million (at 7% return). The biggest risk is market volatility — if your child starts university during a market crash, your portfolio could shrink by 30–40%. This is the fatal weakness of the DCA strategy: you can't control the market conditions in the year you need to withdraw.
Option 2:
Savings Insurance — Guaranteed Portion Provides Peace of Mind, but Locks Up Your Cash Flow
Education savings insurance plans in Hong Kong generally consist of two parts: a "guaranteed return" and a "non-guaranteed return". The guaranteed return is typically only 1–2%, while the non-guaranteed portion (dividends/bonuses) depends on the insurer's investment performance, bringing total expected returns to around 3–4%.
Which type of parent is savings insurance most suitable for? The answer: those with "lower self-discipline who need forced savings". If you know you'll be tempted to raid the fund for a holiday, a new car, or stock speculation, the lock-in mechanism of savings insurance actually serves as protection. But if you have enough discipline, monthly ETF investing will almost certainly outperform savings insurance.
Option 3:
Fixed Deposits — Safest, but Destined to Lag Behind Education Inflation
As of late July 2026, Hong Kong bank 12-month fixed deposit rates are approximately 2.0–3.0% (new funds offer):
| Bank | 12-Month HKD Fixed Deposit | Minimum Deposit |
|---|---|---|
| DBS Bank | 3.00% | HK$50,000 |
| Standard Chartered | 2.80% | HK$10,000 |
| Bank of Communications | 2.75% | HK$20,000 |
| BEA | 2.50% | HK$2,000 |
| Hang Seng Bank | 2.00% | HK$10,000 |
Data source: bank websites, updated late July 2026. Rates fluctuate daily; refer to banks' latest published rates.
The biggest advantage of fixed deposits is "zero risk" — 100% principal guarantee, no losses. But the biggest problem is that they lag behind education inflation.
Hong Kong education inflation runs at about 4–5% per year (international school fee increases reach 6–8%). If fixed deposits only yield 2.5%, your real purchasing power shrinks by 1.5–2.5% every year after inflation. Over 15 years, your purchasing power could drop to just 70–80% of its original value.
📌 The Real Role of Fixed Deposits
Fixed deposits are not the backbone of an education fund — they are a "parking spot for short-term funds". If your child is within 3 years of starting university, the risk of monthly ETF investing is too high — that's when you should shift funds into fixed deposits to lock in gains. In short: long-term = stocks; short-term = fixed deposits.
How Big Is the Gap After 15 Years?
Real Comparison at HK$5,000/Month
Assume your child is 3 years old today, starting university in 15 years. Contributing HK$5,000/month, total contributions = HK$900,000. Here's how the three approaches compare:
| Savings Method | Assumed Annual Return | 15-Year Total Input | Value After 15 Years | Total Growth |
|---|---|---|---|---|
| 📈 Monthly Global ETF | 7% | HK$900,000 | ~HK$1.59M | +HK$690K |
| 📈 Monthly HK ETF | 5% | HK$900,000 | ~HK$1.34M | +HK$440K |
| 🛡️ Savings Insurance | 3.5% | HK$900,000 | ~HK$1.18M | +HK$280K |
| 🏦 Fixed Deposits | 2.5% | HK$900,000 | ~HK$1.09M | +HK$190K |
Estimates from compound interest calculator, excluding monthly ETF fees (at HK$5,000/month, fees = HK$50/month since HK$50 > 0.25% × HK$5,000, totalling ~HK$9,000 over 15 years). Savings insurance assumes 3.5% total return (guaranteed + non-guaranteed); actual non-guaranteed portions may vary. Fixed deposits assume constant 2.5% (rates fluctuate in reality).
The gap between monthly global ETF investing (7% return) and fixed deposits (2.5%) is approximately HK$500,000 — that's the reward for "bearing market volatility". Switch to a HK ETF (5% return) and the gap narrows to about HK$250,000. The market you choose can double or halve the outcome. The real question is: are you willing to accept the risk of a market crash in the year your child starts university in exchange for that potential return?
📊 Three Scenarios: Real Return Range for Monthly Global ETF Investing
| Scenario | Annualised Return | Value After 15 Years | Conditions |
|---|---|---|---|
| 🟢 Optimistic | 10% | ~HK$2.07M | Strong global economy, low inflation (e.g. 2010–2020) |
| 🟡 Base Case | 7% | ~HK$1.59M | Long-term historical average |
| 🔴 Pessimistic | 4% | ~HK$1.23M | Prolonged bear market, financial crisis (e.g. 2000–2010) |
Even in the worst-case scenario (4% return), monthly ETF investing still beats fixed deposits (2.5%, ~HK$1.09M) and savings insurance (3.5%, ~HK$1.18M). But the pessimistic scenario means living through at least one major market crash in those 15 years — can your psychology handle it?
Starting Age Determines Everything:
Starting at 0 vs 5 vs 10 — the Difference Is Staggering
Same HK$5,000/month, same monthly global ETF (7% return), different starting ages:
| Starting Age | Saving Years | Total Input | Value at Age 18 | Total Growth |
|---|---|---|---|---|
| Age 0 | 18 years | HK$1.08M | ~HK$2.17M | +HK$1.09M |
| Age 5 | 13 years | HK$780K | ~HK$1.27M | +HK$490K |
| Age 10 | 8 years | HK$480K | ~HK$640K | +HK$180K |
Assumes HK$5,000/month, 7% annual return, monthly compounding. Estimated using compound interest calculator.
Starting 5 years later means HK$900,000 less at age 18; starting 10 years later means over HK$1.5 million less. The cruelest truth about compounding: the growth in the first few years feels imperceptible, but the explosive growth in the final 5 years comes entirely from the accumulation of the first 10 years.
💡 If Your Child Is Already 10 — Is It Too Late?
No. While 8 years limits the compounding effect, it's still worth doing — the key is not to go all-in on stocks at this stage. For a 10-year-old child, consider a "gradual rebalancing" approach: invest in ETFs for the first 3–4 years, then shift a portion into fixed deposits/bonds each year. By the time your child is 15–16, most funds should be locked in low-risk instruments to avoid market volatility just before university starts.
The Mixed Strategy:
Don't Go All-In on One — a Three-Pronged Approach Is the Smartest Move
In reality, nobody picks just one approach. The most common strategy is to use a blend, adjusting the allocation as your child grows:
| Child's Age | Monthly ETF | Savings Insurance | Fixed Deposits |
|---|---|---|---|
| 0–5 yrs | 70–80% | 10–20% | 0–10% |
| 6–12 yrs | 50–60% | 20–30% | 10–20% |
| 13–15 yrs | 20–30% | 30–40% | 30–40% |
| 16–18 yrs | 0% | 0% | 100% |
Reference allocation only. Adjust based on personal risk tolerance and education plans.
The core logic is simple: the younger your child, the more time you have, so you can tolerate more volatility — ETF allocation should be higher. As your child approaches university age, gradually exit stocks and shift to low-risk instruments like fixed deposits. At 16–18, don't start a new savings insurance policy — with only two years until withdrawal, early surrender would lose 30–50% of your principal.
📊 Try It Yourself: FinKit Compound Interest Calculator
Enter your monthly contribution, expected annual return, and saving period to instantly calculate your child's education fund value at age 18. Compare different return scenarios to decide whether monthly ETFs or savings insurance is the better fit for you.
Calculate Now →Conclusion
There's no one-size-fits-all answer for a child's education fund — the answer depends on two numbers: how old your child is today, and your risk tolerance.
If your child is still young (0–5 years), monthly global ETF investing is mathematically the optimal solution — 18 years is enough to smooth out market volatility and capture the full power of compounding.
If your child is already 10+, there's no need to take on market risk — consider a mixed strategy, gradually shifting funds to fixed deposits to protect what you've already accumulated.
Whichever approach you choose, the most important thing is to start early. The cost of starting 5 years late isn't 5 years of contributions — it's the explosive growth in the final phase of compounding. That part can never be recovered.
⚠️ Three Must-Know Facts About Savings Insurance
- • Early surrender (within the first 5–10 years) typically recovers only 50–70% of premiums paid — a guaranteed loss
- • Non-guaranteed returns are "projections" only — insurers can and have reduced dividends, as history shows repeatedly
- • Premium payment periods are typically 10–15 years; cash flow is completely locked. You cannot access the funds in an emergency
⚡ Risk Reminder
- • Monthly ETF investing involves market risk. Past performance does not guarantee future results. Global equities averaged 7–8% annualised over the past 20 years, but individual 10-year periods can deliver negative returns
- • Savings insurance non-guaranteed returns are not guaranteed — insurers can and have reduced dividends, as history has shown repeatedly
- • Early surrender of savings insurance (first 5–10 years) typically recovers only 50–70% of premiums — a material loss
- • Fixed deposit rates fluctuate with market conditions — the 2.5–3% rates of 2026 are not permanent; during low-rate periods they can fall to 0.1%
- • Education inflation runs at approximately 4–5% annually. Any savings method yielding below this rate will see its real purchasing power erode year after year
- • Investing in overseas ETFs involves currency risk — if you buy US stock ETFs in HKD, a strengthening HKD will eat into your returns
- • US stock ETF dividends are subject to 30% withholding tax, directly reducing your effective return
- • HK ETF concentration risk — the Hang Seng Index's top five holdings account for over 40% of the index, concentrated in financials and property
- • Savings insurance typically includes front-end loads — in the first 1–3 years, most of your premiums go towards commissions and administrative fees rather than savings
- • ETF monthly investing incurs bid-ask spreads and bank custody fees with each transaction; the cumulative impact over the long term should not be ignored
- • If your child ultimately studies outside Hong Kong, currency risk is doubled — the education fund accumulates in HKD but expenses are settled in foreign currencies (GBP/AUD/USD)
- • All figures in this article are simulated estimates; actual returns are influenced by multiple factors. This does not constitute investment advice