Convert Gigajoules to Watt-hours

Enter your gigajoule value in the form below to get the value calculated in watt-hours.

Results in Watt-hours:

1 GJ = 277,777.777778 Wh

How to Convert Gigajoules to Watt-hours

Convert gigajoules to watt-hours with this simple formula:

watt-hours = gigajoules × 277,777.777778

Converting a gigajoule energy measurement to a watt-hour measurement involves multiplying the energy by the conversion ratio to find the result. One gigajoule is equal to 277,777.777778 watt-hours, so to convert simply multiply by 277,777.777778.

For example, here's how to convert 5 gigajoules to watt-hours using the formula above.

5 GJ = (5 × 277,777.777778) = 1,388,888.888889 Wh

Gigajoules and watt-hours are both units used to measure energy. Learn more about energy and find more energy measurement conversion calculators. Gigajoules are an SI derived unit of energy and can be abbreviated as GJ, for example 1 GJ. Watt-hours are an energy measurement and can be abbreviated as Wh, for example 1 Wh.

Convert Watt-hours to Gigajoules

Gigajoule Measurements and Equivalent Watt-hour Conversions

Common gigajoule values converted to the equivalent watt-hour value
Gigajoules	Watt-hours
1 GJ	277,778 Wh
2 GJ	555,556 Wh
3 GJ	833,333 Wh
4 GJ	1,111,111 Wh
5 GJ	1,388,889 Wh
6 GJ	1,666,667 Wh
7 GJ	1,944,444 Wh
8 GJ	2,222,222 Wh
9 GJ	2,500,000 Wh
10 GJ	2,777,778 Wh
11 GJ	3,055,556 Wh
12 GJ	3,333,333 Wh
13 GJ	3,611,111 Wh
14 GJ	3,888,889 Wh
15 GJ	4,166,667 Wh
16 GJ	4,444,444 Wh
17 GJ	4,722,222 Wh
18 GJ	5,000,000 Wh
19 GJ	5,277,778 Wh
20 GJ	5,555,556 Wh
21 GJ	5,833,333 Wh
22 GJ	6,111,111 Wh
23 GJ	6,388,889 Wh
24 GJ	6,666,667 Wh
25 GJ	6,944,444 Wh
26 GJ	7,222,222 Wh
27 GJ	7,500,000 Wh
28 GJ	7,777,778 Wh
29 GJ	8,055,556 Wh
30 GJ	8,333,333 Wh
31 GJ	8,611,111 Wh
32 GJ	8,888,889 Wh
33 GJ	9,166,667 Wh
34 GJ	9,444,444 Wh
35 GJ	9,722,222 Wh
36 GJ	10,000,000 Wh
37 GJ	10,277,778 Wh
38 GJ	10,555,556 Wh
39 GJ	10,833,333 Wh
40 GJ	11,111,111 Wh

More Gigajoule Energy Conversions

Joules

Convert to Joules: 1 GJ is equal to 1,000,000,000 joules
Convert to Kilojoules: 1 GJ is equal to 1,000,000 kilojoules
Convert to Megajoules: 1 GJ is equal to 1,000 megajoules

Calories

Convert to Calories: 1 GJ is equal to 239,005,736.1 calories
Convert to Kilocalories: 1 GJ is equal to 239,005.7 kilocalories
Convert to Megacalories: 1 GJ is equal to 239.005736 megacalories

Watts x Time

Convert to Kilowatt-hours: 1 GJ is equal to 277.777778 kilowatt-hours
Convert to Megawatt-hours: 1 GJ is equal to 0.277778 megawatt-hours
Convert to Watt-seconds: 1 GJ is equal to 1,000,000,000 watt-seconds

Thermal Units

Convert to British Thermal Units: 1 GJ is equal to 947,817.1 british thermal units
Convert to Million BTU: 1 GJ is equal to 0.947817 million BTU
Convert to Therms: 1 GJ is equal to 9.478171 therms
Convert to Quads: 1 GJ is equal to 9.4782E-10 quads

Electronvolts

Convert to Electronvolts: 1 GJ is equal to 6,241,500,000,000,000,443,161,772,032 electronvolts
Convert to Kiloelectronvolts: 1 GJ is equal to 6,241,499,999,999,999,833,276,416 kiloelectronvolts
Convert to Megaelectronvolts: 1 GJ is equal to 6,241,499,999,999,999,606,784 megaelectronvolts