TNT Equivalent Calculator
Free calculate explosive energy in tnt equivalent, joules, kilotons, and megatons. convert energy to tnt equivalent for explosions, nuclear weapons, and energy releases.
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Enter energy to calculate TNT equivalent
TNT Equivalent Conversion
TNT Energy
1 ton TNT = 4.184 × 10⁹ J
Standard conversion factor
Common Equivalents
- • 1 kg TNT = 4.184 MJ
- • 1 ton TNT = 4.184 GJ
- • 1 kiloton = 4.184 TJ
- • 1 megaton = 4.184 PJ
Reference Explosions
- • Firecracker: ~0.1 g TNT
- • Hand grenade: ~200 g TNT
- • 500 lb bomb: ~200 kg TNT
- • Hiroshima bomb: ~15 kt
- • Tsar Bomba: ~50 Mt