Live Converter
Convert Power Online
Enter your value above to convert watts to petawatts or vice versa.
Real-World Examples
The Uses of Watts to Petawatts Conversion
Peak-power figures given in petawatts are hard to picture, so converting them into watts often makes an extreme short-burst power output easier to grasp for a general audience.
Translating Laser Research Figures for General Engineering
Engineers reading a laser facility's peak pulse power reported in petawatts convert it into watts to relate the figure to familiar continuous-power electrical quantities.
Scaling Extreme Physics Benchmarks to Everyday Units
Science writers who receive a record-setting pulsed-power figure in petawatts convert it into watts so readers can compare it against everyday power consumption.
Contextualizing Fusion Research Output for Reports
Journalists explaining an inertial fusion experiment's peak output, originally given in petawatts, convert it into watts to make the number relatable to a general engineering audience.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (PW) |
|---|---|---|
| 100,000,000,000,000 W to PW | 100,000,000,000,000 × 1e-15 | 0.10 PW |
| 500,000,000,000,000 W to PW | 500,000,000,000,000 × 1e-15 | 0.50 PW |
| 1,000,000,000,000,000 W to PW | 1,000,000,000,000,000 × 1e-15 | 1.00 PW |
| 2,000,000,000,000,000 W to PW | 2,000,000,000,000,000 × 1e-15 | 2.00 PW |
| 5,000,000,000,000,000 W to PW | 5,000,000,000,000,000 × 1e-15 | 5.00 PW |
| 10,000,000,000,000,000 W to PW | 10,000,000,000,000,000 × 1e-15 | 10.00 PW |
| 50,000,000,000,000,000 W to PW | 50,000,000,000,000,000 × 1e-15 | 50.00 PW |
| 100,000,000,000,000,000 W to PW | 100,000,000,000,000,000 × 1e-15 | 100.00 PW |
| 500,000,000,000,000,000 W to PW | 500,000,000,000,000,000 × 1e-15 | 500.00 PW |
Got Questions?
Frequently Asked Questions
What's a quick way to size up what 1 watt means in petawatts?
It helps to know that 1 watt comes out to roughly 1e-15 petawatts, which puts the size of a single watt into perspective against the petawatt.
How many watts make up 1 petawatt?
It takes exactly 1e+15 watts to equal 1 petawatt, a ratio worth knowing when working at the peak laser pulse and extreme short-burst power research scale.
Why is peak laser power reported in petawatts?
Petawatts keep extremely large peak-power figures, such as an ultra-short pulse laser's instantaneous output, in manageable numbers rather than requiring long strings of digits in watts.
Is the petawatt ever a practical continuous-power unit?
No. It describes peak, instantaneous bursts rather than sustained power, and this conversion only matters when translating such a figure into watts for engineering comparison.