Orders of magnitude (specific energy)

This is a table of specific energy by magnitude. Unless otherwise noted, these values assume standard ambient temperature and pressure.

List of orders of magnitude for specific energy

Order of magnitude J/(kg)	Specific energy	Storage method
101	1	Gravitational potential energy stored by raising any material by 1 meter (near the Earth's surface)
102	2.8	Day laborer (for that day)
	4	Heel-strike generator using electrostrictive polymers
103
104
105	2.16	NiMH rechargeable batteries
	6.12	Lead acid car batteries
	6.3	Li-ion watch batteries
106
107	1.6	Wood fuel
	1.7	Protein (about 4 nutritional calories per gram)
		Carbohydrates (about 4 nutritional calories per gram)
	2.5	Ethanol
	2.9	Alcohol (about 7 nutritional calories per gram)
	3.8	Fat (about 9 nutritional calories per gram)
	4.4	Petrol (gasoline)
	6.249	Specific kinetic energy required to escape the Earth's gravity from its surface.
108	1.2	Hydrogen
109
1010
1011
1012
1013	8.6	Nuclear fission: natural uranium in fast breeder reactor
1014	5.76	Nuclear fusion: deuterium-tritium
1015
1016	~8.9876	Matter-antimatter annihilation: indeterminate matter and antimatter

See also

• Energies per unit mass