📡 Frequency converter

Hertz to Gigahertz Converter

Convert hertz (Hz) to gigahertz (GHz) instantly with the exact formula, a conversion table and chart.

Hz

Results

Gigahertz
1e-9 GHz
Same value in every unit

📊 Hertz to Gigahertz chart

Hertz to Gigahertz — plotted against hertz (hz).

How to convert hertz to gigahertz

To convert hertz to gigahertz, multiply by 1e-9. Frequency conversions apply to radio, audio, processors, motors and electrical systems.

GHz = Hz × 1e-9 Hz = GHz ÷ 1e-9
Hertz to Gigahertz conversion – Hz to GHz formula illustration
Hertz (Hz) → Gigahertz (GHz) at a glance.

Hertz to Gigahertz conversion table

Hertz (Hz)Gigahertz (GHz)
0.1 Hz1e-10 GHz
0.5 Hz5e-10 GHz
1 Hz1e-9 GHz
2 Hz2e-9 GHz
3 Hz3e-9 GHz
4 Hz4e-9 GHz
5 Hz5e-9 GHz
10 Hz1e-8 GHz
20 Hz2e-8 GHz
25 Hz2.5e-8 GHz
50 Hz5e-8 GHz
100 Hz1e-7 GHz
500 Hz5e-7 GHz
1,000 Hz0.000001 GHz

About the units

Hertz (Hz)

One hertz is one cycle per second.

Gigahertz (GHz)

A gigahertz is one billion hertz, used for Wi-Fi bands and modern processors.

How to use this converter

  1. Type the number of hertz (Hz) in the input box.
  2. The result in gigahertz appears instantly — no button needed.
  3. See the same value in every other frequency unit just below.
  4. Use “Swap units” to convert gigahertz back to hertz.

Tips for better results

  • Double-check which system a unit belongs to (for example US vs UK gallons).
  • Use the swap button to convert in the opposite direction instantly.
  • Bookmark the conversions you use most — each pair has its own page.

Frequently asked questions

How many gigahertz are in one hertz?

One hertz equals 1e-9 gigahertz. 1e-9 is the exact factor used by this converter.

How do I convert hertz to gigahertz?

Multiply the value in hertz by 1e-9. To go the other way, multiply gigahertz by 1,000,000,000.

What is 10 Hz in GHz?

10 Hz = 1e-8 GHz. Also, 5 Hz = 5e-9 GHz and 100 Hz = 1e-7 GHz.

What is the difference between a hertz and a gigahertz?

One hertz is one cycle per second. A gigahertz is one billion hertz, used for Wi-Fi bands and modern processors.

Is this tool free and private?

Yes — the Hertz to Gigahertz is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.

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