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BTU (British thermal unit) to MJ (megajoules) online conversion calculator for energy & power conversions. With this tool, you can convert BTU to megajoules. Enter the BTU value that you want to convert into megajoules. This converter will automatically give you the results and also works backwards.
BTU to MJ (megajoules)
Conversion Calculator
What is BTU?
A BTU, or British Thermal Unit, is a measure of energy used to describe the amount of heat that is needed to raise the temperature of one pound of water by one degree Fahrenheit. One BTU is equivalent to the amount of energy required to heat one cubic foot of natural gas, or about 1055 joules (1055 joules = 1 BTU).
What is MJ (megajoules)?
MJ, or megajoules, is a measure of energy used to describe the amount of heat or work required to raise the temperature of one kilogram of water by one degree Celsius. One MJ is equivalent to 0.92 pounds (0.92 lbs).
How do BTU and MJ compare?
Although there are different ways to measure energy, both the British Thermal Unit (BTU) and the megajoule (MJ) are commonly used to measure the amount of heat needed for everyday tasks like cooking or heating a room. Both units are often used interchangeably in these contexts and are often used to describe the amount of energy required to complete certain tasks, such as heating up a room or driving a car. For example, it would take around 100 MJ to drive an average car for one hour at 60 MPH.
Despite the similarities between these two units, there are a few key distinctions. The BTU is often used when measuring larger quantities of energy, such as the amount consumed by entire buildings or factories. The MJ is often preferred for smaller tasks, like cooking food or heating water. In addition, BTUs tend to be more accurate when measuring larger amounts of energy, while MJs are a better standard when measuring smaller quantities. Ultimately, both units can be used to describe or quantify the same amount of energy and heat in different contexts or situations.
BTU to MJ Conversion Chart/Table
| BTU (British Thermal Units) | MJ (megajoules) |
| 1000 BTU | 1.05505585262 MJ |
| 2000 BTU | 2.11011170524 MJ |
| 3000 BTU | 3.16516755786 MJ |
| 4000 BTU | 4.22022341048 MJ |
| 5000 BTU | 5.2752792631 MJ |
| 6000 BTU | 6.33033511572 MJ |
| 7000 BTU | 7.38539096834 MJ |
| 8000 BTU | 8.44044682096 MJ |
| 9000 BTU | 9.49550267358 MJ |
| 10000 BTU | 10.5505585262 MJ |
| 11000 BTU | 11.60561437882 MJ |
| 12000 BTU | 12.66067023144 MJ |
| 13000 BTU | 13.71572608406 MJ |
| 14000 BTU | 14.77078193668 MJ |
| 15000 BTU | 15.8258377893 MJ |
| 16000 BTU | 16.88089364192 MJ |
| 17000 BTU | 17.93594949454 MJ |
| 18000 BTU | 18.99100534716 MJ |
| 19000 BTU | 20.04606119978 MJ |
| 20000 BTU | 21.1011170524 MJ |
| 21000 BTU | 22.15617290502 MJ |
| 22000 BTU | 23.21122875764 MJ |
| 23000 BTU | 24.26628461026 MJ |
| 24000 BTU | 25.32134046288 MJ |
| 25000 BTU | 26.3763963155 MJ |
| 26000 BTU | 27.43145216812 MJ |
| 27000 BTU | 28.48650802074 MJ |
| 28000 BTU | 29.54156387336 MJ |
| 29000 BTU | 30.59661972598 MJ |
| 30000 BTU | 31.6516755786 MJ |
| 31000 BTU | 32.70673143122 MJ |
| 32000 BTU | 33.76178728384 MJ |
| 33000 BTU | 34.81684313646 MJ |
| 34000 BTU | 35.87189898908 MJ |
| 35000 BTU | 36.9269548417 MJ |
| 36000 BTU | 37.98201069432 MJ |
| 37000 BTU | 39.03706654694 MJ |
| 38000 BTU | 40.09212239956 MJ |
| 39000 BTU | 41.14717825218 MJ |
| 40000 BTU | 42.2022341048 MJ |
| 41000 BTU | 43.25728995742 MJ |
| 42000 BTU | 44.31234581004 MJ |
| 43000 BTU | 45.36740166266 MJ |
| 44000 BTU | 46.42245751528 MJ |
| 45000 BTU | 47.4775133679 MJ |
| 46000 BTU | 48.53256922052 MJ |
| 47000 BTU | 49.58762507314 MJ |
| 48000 BTU | 50.64268092576 MJ |
| 49000 BTU | 51.69773677838 MJ |
| 50000 BTU | 52.752792631 MJ |
BTU to MJ Formula
BTU to MJ is calculated by multiplying the BTU with 0.00105505585262:
MJ = BTU * 0.00105505585262