Ton of TNT to Megajoule Converter

Energy Converter

27 units available

Decimals:

From

To

4,184

1 tTNT = 4,184 MJ

Formula:

MJ = tTNT × 4,184

With your value: 1 tTNT = 4,184 MJ

How big is that?

Everyday references on a logarithmic scale, all expressed in ton of tnt so you can sanity-check the result.

Heartbeat (1/4.2e+9 your value)2.39e-10 tTNT

AA battery charge (1/4.2e+5 your value)0.00000239 tTNT

Slice of bread (1/1.5e+4 your value)0.0000669 tTNT

Daily food intake (1/5.0e+2 your value)0.00201 tTNT

Litre of petrol (1/1.2e+2 your value)0.00817 tTNT

Your value1.00 tTNT

Other Ton of TNT to Megajoule conversions

2 tTNT to MJ 3 tTNT to MJ 4 tTNT to MJ 5 tTNT to MJ 6 tTNT to MJ 7 tTNT to MJ 8 tTNT to MJ

Ton of TNT to Megajoule Conversion Table

Ton of TNT (tTNT)	Megajoule (MJ)
0.5	2,092
1	4,184
2	8,368
5	20,920
10	41,840
15	62,760
20	83,680
25	104,600
50	209,200
100	418,400
250	1,046,000
500	2,092,000
1000	4,184,000

Megajoule to Ton of TNT Conversion Table

Megajoule (MJ)	Ton of TNT (tTNT)
0.5	0.00012
1	0.000239
2	0.000478
5	0.001195
10	0.00239
15	0.003585
20	0.00478
25	0.005975
50	0.01195
100	0.023901
250	0.059751
500	0.119503
1000	0.239006

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Ton of TNT (tTNT)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Megajoule (MJ)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Ton of TNT to Megajoule

To convert from Ton of TNT (tTNT) to Megajoule (MJ), multiply the value by 4,184.

Formula: MJ = tTNT × 4,184

Reverse: tTNT = MJ × 0.0002390057

Step-by-Step Example

Start with your value in Ton of TNT. For example: 5 tTNT
Multiply by the conversion factor: 5 x 4,184
The result is: 20,920 MJ

About Ton of TNT

The ton of tnt (tTNT) is a unit of energy and work. One ton of tnt equals 4.184000 × 10^+9 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Megajoule

The megajoule (MJ) is a unit of energy and work. One megajoule equals 1.000000 × 10^+6 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

Frequently Asked Questions

How many Megajoule are in 1 Ton of TNT?

There are exactly 4,184 Megajoule in 1 Ton of TNT. This means the conversion factor from Ton of TNT to Megajoule is 4,184.

What is the formula to convert Ton of TNT to Megajoule?

The formula to convert Ton of TNT to Megajoule is: MJ = tTNT × 4,184. For example, to convert 10 Ton of TNT to Megajoule, you would multiply 10 by 4,184.

What is a Ton of TNT?