Hong Kong Dollar (HKD) & US Dollar (USD) Converter
Hong Kong Dollar (HKD) to US Dollar (USD)
US Dollar (USD) to Hong Kong Dollar (HKD)
Converted Amount:
How to Convert HKD to USD
The Hong Kong Dollar (HKD) is unique because it is pegged to the US Dollar (USD) under the Linked Exchange Rate System. This means the value of the HKD is maintained within a tight range of 7.75 to 7.85 HKD per 1 USD. To calculate the conversion manually:
HKD to USD: Divide your HKD amount by the current exchange rate (e.g., 7.80).
USD to HKD: Multiply your USD amount by the current exchange rate (e.g., 7.80).
Understanding the Linked Exchange Rate System (LERS)
Established in 1983, the LERS is a type of fixed exchange rate regime. The Hong Kong Monetary Authority (HKMA) intervenes in the market whenever the rate hits the "strong-side convertibility undertaking" (7.75) or the "weak-side convertibility undertaking" (7.85). This stability is a cornerstone of Hong Kong's status as a global financial hub, providing certainty for international trade and investment.
Comparison Table: Common Conversion Amounts
Based on a standard rate of 7.80 HKD to 1 USD, here are some common reference points:
US Dollar (USD)
Hong Kong Dollar (HKD)
Hong Kong Dollar (HKD)
US Dollar (USD)
$1
HK$7.80
HK$100
$12.82
$10
HK$78.00
HK$500
$64.10
$100
HK$780.00
HK$1,000
$128.21
$1,000
HK$7,800.00
HK$10,000
$1,282.05
Factors Influencing the Real-Time Rate
While the peg keeps the rate within the 7.75–7.85 band, minor fluctuations occur daily due to:
Interest Rate Differentials: The gap between the US Federal Funds Rate and the Hong Kong Interbank Offered Rate (HIBOR).
Equity Market Flows: Large-scale investment in the Hong Kong Stock Exchange (HKEX).
Global Demand for USD: Broad strength or weakness in the US Dollar index (DXY).
function calculateExchange() {
var amount = parseFloat(document.getElementById("currencyAmount").value);
var direction = document.getElementById("conversionDirection").value;
var rate = parseFloat(document.getElementById("exchangeRate").value);
var resultBox = document.getElementById("hkd-result-box");
var convertedValue = document.getElementById("convertedValue");
var rateDetail = document.getElementById("rateDetail");
if (isNaN(amount) || amount <= 0) {
alert("Please enter a valid positive amount.");
return;
}
if (isNaN(rate) || rate <= 0) {
alert("Please enter a valid exchange rate.");
return;
}
var result = 0;
var symbol = "";
var unit = "";
if (direction === "HKDtoUSD") {
result = amount / rate;
symbol = "$";
unit = "USD";
rateDetail.innerHTML = "Based on rate: 1 USD = " + rate.toFixed(4) + " HKD";
} else {
result = amount * rate;
symbol = "HK$";
unit = "HKD";
rateDetail.innerHTML = "Based on rate: 1 USD = " + rate.toFixed(4) + " HKD";
}
convertedValue.innerHTML = symbol + result.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}) + " " + unit;
resultBox.style.display = "block";
}