⚡ Energy

calories (small) to joules Converter

Convert calories (small) to joules instantly: 1 calories (small) = 4.184 joules. Free converter with the formula, a reference table and FAQs — no sign-up.

Quick answer: To convert calories (small) to joules, multiply by 4.184. For example, 1 calories (small) = 4.184 joules. Use the calculator below for any value.
calories (small) to joules
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Common conversions
calories (small) joules
Formula:

How to convert calories (small) to joules

1

Enter your value

Type the number of calories (small) you want to convert into the left box. The result in joules 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 — joules to calories (small). Your current value carries across so you don't have to re-enter anything.

3

About calories (small) and joules

calories (small) and joules are common energy measurements.

Worked examples: calories (small) to joules

Multiply the calories (small) value by 4.184 to get joules. A few quick examples:

  • 5 calories (small) × 4.184 = 20.92 joules
  • 25 calories (small) × 4.184 = 104.6 joules
  • 250 calories (small) × 4.184 = 1,046 joules
📊 Common conversions at a glance
calories (small) joules
0.1 0.4184
0.5 2.092
1 4.184
2 8.368
5 20.92
10 41.84
Reviewed for 2026. calories (small) ↔ joules 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 calories (small) to joules?

To convert calories (small) to joules, multiply by 4.184. Or use the calculator above for instant results.

How many joules are in 1 calories (small)?

1 calories (small) equals 4.184 joules.

Is the calories (small) to joules converter free?

Yes, the calories (small) to joules converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.