eV to cal
Convert Electronvolt to Calorie
Convert Electronvolt to Calorie instantly with the tool above. The conversion factor is 3.829294e-20, meaning 1 electronvolt equals 3.829294e-20 calories. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Electronvolt = 3.829294e-20 calories
1 Calorie = 2.611447e+19 electronvolts
Quick reference
Common electronvolts converted to calories at a glance.
| eV | cal |
|---|---|
| 1 | 3.829294e-20 |
| 2 | 7.658588e-20 |
| 5 | 1.914647e-19 |
| 10 | 3.829294e-19 |
| 25 | 9.573235e-19 |
| 50 | 1.914647e-18 |
| 100 | 3.829294e-18 |
| 500 | 1.914647e-17 |
| 1,000 | 3.829294e-17 |
How to convert electronvolts to calories
To convert a value from electronvolts to calories, multiply the electronvolt value by 3.829294e-20 calories. For example, 10 electronvolts × that factor = 3.829294e-19 calories.
This electronvolt to calorie converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many calories are in 1 electronvolt?+
1 electronvolt is equal to 3.829294e-20 calories.
How do you convert electronvolts to calories?+
To convert electronvolts to calories, multiply the electronvolt value by 3.829294e-20. For example, 10 electronvolts × 3.829294e-20 = 3.829294e-19 calories.
What is the formula to convert electronvolts to calories?+
Electronvolt → Calorie: value × 3.829294e-20. Equivalently, 1 electronvolt = 3.829294e-20 calories.
Is this Electronvolt to Calorie converter free to use?+
Yes. This electronvolt to calorie converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.