British Thermal Unit to Calorie Converter

Convert british thermal units to calories instantly with our accurate and easy-to-use conversion tool.

BTU
Result
0cal

Calorie

Conversion Formula

Calorie = British Thermal Unit × 252.165392

Where:

  • BTU = British Thermal Unit
  • cal = Calorie

About British Thermal Unit

The british thermal unit (BTU) is a unit of energyin the imperial system of measurement.

About Calorie

The calorie (cal) is a unit of energyin the metric system of measurement.

How to Convert British Thermal Unit to Calorie

To convert from british thermal units to calories, use our converter above. Simply enter the value in british thermal unitsand get instant results in calories.

Quick Reference:

  • 1 BTU = 252.165392 cal
  • 1 cal = 0.003966 BTU

Common British Thermal Unit to Calorie Conversions

1 BTU
= 252.17 cal
5 BTU
= 1260.83 cal
10 BTU
= 2521.65 cal
25 BTU
= 6304.13 cal
50 BTU
= 12608.27 cal
100 BTU
= 25216.54 cal

Conversion Reference Table

British Thermal Unit (BTU)Calorie (cal)
1252.1654
2504.3308
3756.4962
41,008.6616
51,260.827
102,521.6539
153,782.4809
205,043.3078
256,304.1348
5012,608.2696
7518,912.4044
10025,216.5392
25063,041.348
500126,082.696
1,000252,165.392

Quick reference table showing common british thermal units to calories conversions.

Real-World Energy Conversions

Electricity Bills

Understanding your power consumption in kilowatt-hours (kWh). A 100W bulb running for 10 hours uses 1 kWh. Convert kWh to joules or BTU for energy calculations.

🍎

Food and Nutrition

Converting between Calories (kcal) and joules for nutritional information. Food energy content is measured in Calories, with 1 Calorie equaling approximately 4.2 kilojoules.

🔥

Heating and Cooling

HVAC systems use BTU (British Thermal Units) to measure heating/cooling capacity. Converting BTU to watts or joules helps compare different systems.

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Physics and Science

Scientific calculations use joules as the SI unit of energy. Converting between joules, kilojoules, and megajoules for physics problems and research.

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Battery Capacity

Batteries are rated in watt-hours (Wh) or milliamp-hours (mAh). Converting between units helps compare battery performance and runtime.

Fuel Energy Content

Fuels are compared using energy content per unit mass or volume. Converting between joules per gram, BTU per pound, or kWh per liter.

Energy Conversion FAQs