Daily Unit Converter

Energy & Work converter

BTU to Calorie Converter

Converts btu to calorie for energy.

From
To

Result

252.164436 cal

1 BTU = 252.164436 cal

Also equals

1,055.056J
1.055056kJ
0.000293kWh
0.252164kcal
0.293071Wh
778.169371ft·lb
Need the reverse conversion?Calorie to BTU Converter

Conversion formula

cal = BTU × 252.164435946

1 btu equals 252.16444 calorie.

BTU to Calorie table

BTU (BTU)Calorie (cal)
0.012.521644
0.125.216444
1252.164436
2504.328872
3756.493308
51,260.82218
102,521.644359
205,043.288719
5012,608.221797
10025,216.443595
1,000252,164.435946

About this conversion

This converter uses the displayed definition for btu and its recognized relationship to calorie. Calculations retain full precision internally, and only the visible result is rounded. You can swap the conversion direction without changing the underlying standard.

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Convert BTU to other energy & work units

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Frequently asked questions

How do I convert btus to calories?+

Enter the btus value in the converter. The result uses the defined factor 252.164435946 and is rounded only for display.

Does the converter keep full precision?+

Yes. Calculations retain high precision throughout each step, while the visible result is rounded for readability.

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