📡 Frequency
THz to GHz Converter
Convert THz to GHz instantly with a reference conversion table.
Quick answer: To convert THz to GHz, multiply by 1000. For example, 1 THz = 1000 GHz. Use the calculator below for any value.
THz to GHz
→
Common conversions
| THz | GHz |
|---|
Formula:
How to convert THz to GHz
1
Enter your value
Type the number of thz you want to convert into the left box. The result in ghz appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — GHz to THz. Your current value carries across so you don't have to re-enter anything.
3
About THz and GHz
THz and GHz are common frequency measurements.
📊 Common conversions at a glance
| THz | GHz |
|---|---|
| 0.001 | 1 |
| 0.01 | 10 |
| 0.1 | 100 |
| 1 | 1000 |
| 10 | 1e+04 |
| 100 | 1e+05 |
Reviewed for 2026. THz ↔ GHz conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.
Frequently asked questions
How do I convert THz to GHz?
To convert THz to GHz, multiply by 1000. Or use the calculator above for instant results.
How many GHz are in 1 THz?
1 THz equals 1000 GHz.
Is the THz to GHz converter free?
Yes, the THz to GHz converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.