Your financial independence number and the years to reach it, gains untaxed.
FIRE number
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Years to FIRE
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Still needed today
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The number that lets you stop working
Financial independence boils down to one figure: a pot large enough that the income it throws off covers your spending forever, without you needing a salary. The shorthand most people use is the 4 percent rule, which says you can draw 4 percent of your portfolio in the first year and adjust for inflation after, with a fair chance the money outlasts you. Flip that around and it means you need 25 times your annual expenses. This calculator finds that target from your spending and chosen withdrawal rate, then projects how many years of saving and investing it takes to get there.
Hong Kong is a friendly place to chase this goal for one structural reason: there is no capital gains tax and no tax on dividends. The pot compounds untaxed, so every percent of return is yours, and you are not handing a slice back each year the way an investor in a taxing jurisdiction would. That is built into the projection here, which grows your savings without skimming anything off for tax.
Reading the two supporting numbers
Alongside the FIRE number, the tool reports years to independence and the amount still needed today. The years figure runs your current investments forward, adding your monthly saving and compounding at your expected return, month by month until the pot reaches the target. The amount still needed today is a deliberately different idea: it is the lump sum you would have to add right now, on top of what you already hold, to hit the target without any further saving or growth. It is not a sign you are permanently short by that much. It simply measures the gap as it stands this instant, which is why patient monthly saving and compounding close it over the years the first figure projects.
The withdrawal rate is your biggest lever
The withdrawal rate is the input worth experimenting with most. A more cautious 3.5 percent demands a bigger pot but survives lean markets better, while a punchier 4.5 percent lowers the target at the cost of more risk. Because the target is your expenses divided by that rate, small changes move the goalpost a lot: dropping from 4 percent to 3.5 percent on a $480,000 spend lifts the target from $12 million to roughly $13.7 million. Choosing this number is really a choice about how much market risk you are willing to carry into a long retirement.
A $480,000 spend at 4 percent
Suppose you spend $480,000 a year, already hold $1.5 million invested, save $30,000 a month, expect a 6 percent return, and use a 4 percent withdrawal rate. The target is your expenses divided by the withdrawal rate, and the projection compounds your savings until it reaches that target.
| Step | Amount |
|---|---|
| Annual expenses | $480,000 |
| Withdrawal rate | 4% |
| FIRE number (480,000 / 0.04) | $12 million |
| Invested today | $1.5 million |
| Saving each month | $30,000 |
| Still needed today (12m less 1.5m) | $10.5 million |
| Years to independence | 14.7 years |
The $10.5 million still needed today sounds enormous, but it is just the standing gap. With $30,000 saved monthly compounding untaxed at 6 percent, the pot reaches $12 million in under fifteen years, because growth on growth does most of the heavy lifting toward the end. The chart sketches the pot climbing from $1.5 million toward the target.
Questions on the road to FIRE
Why is the amount still needed today so much larger than what I save in fifteen years?
Because that figure ignores both your future contributions and all the compounding between now and retirement. It answers a narrow question: what single cheque would finish the job this minute. In reality your monthly saving plus untaxed growth bridges the gap over the years shown, so do not read it as a permanent shortfall. The years-to-independence figure is the realistic timeline.
Is the 4 percent rule safe for an early retiree in Hong Kong?
The 4 percent rule came from studies on long retirements and is a useful starting point, but someone retiring at 40 faces a much longer drawdown than someone retiring at 65, which argues for a slightly more cautious rate. Hong Kong's lack of capital gains and dividend tax helps, since your withdrawals are not further reduced by tax. Still, treat the rule as a guide, stress-test a lower rate in the tool, and keep a cash buffer for down years.
Does my MPF count toward the FIRE number?
It is real wealth, but it is locked until retirement age, so it cannot fund an early retirement in the years before you can access it. Many people aiming to retire early treat their MPF as a separate later-life cushion and build a liquid investment pot to bridge the gap. If you plan to stop working well before the MPF unlocks, size your accessible portfolio to cover those bridging years on its own.