calorie (cal) → British thermal unit (BTU)
1 cal = 0.00397 BTU · ⇄ British thermal unit (BTU) → calorie (cal)
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All units in this category
| Converted Value | ||
|---|---|---|
| joule | J | — |
| kilojoule | kJ | — |
| megajoule | MJ | — |
| gigajoule | GJ | — |
| watt-hour | Wh | — |
| kilowatt-hour | kWh | — |
| megawatt-hour | MWh | — |
| calorie | cal | — |
| kilocalorie | kcal | — |
| British thermal unit | BTU | — |
| therm | thm | — |
| electronvolt | eV | — |
| erg | erg | — |
| foot-pound | ft⋅lbf | — |
| ton of TNT | tTNT | — |
| tonne of oil equivalent | toe | — |
Conversion Formula & Definition
BTU = cal × 0.00397
1 calorie (cal) = 0.00397 British thermal unit (BTU).
Popular Conversions (Energy)
Quick Conversion Reference Table: calorie (cal) → British thermal unit (BTU)
| calorie (cal) | British thermal unit (BTU) |
|---|---|
| 0.1 cal | 0.000397 BTU |
| 0.5 cal | 0.00198 BTU |
| 1 cal | 0.00397 BTU |
| 2 cal | 0.00793 BTU |
| 5 cal | 0.0198 BTU |
| 10 cal | 0.0397 BTU |
| 20 cal | 0.0793 BTU |
| 50 cal | 0.198 BTU |
| 100 cal | 0.397 BTU |
| 250 cal | 0.991 BTU |
| 500 cal | 1.98 BTU |
| 1,000 cal | 3.97 BTU |