Gigajoules to British thermal units (IT)
1 GJ ≈ 947,800 BTU. Edit either value to convert instantly.
Conversion formula
BTU = GJ × (1 × 10⁹) × (50,000,000 / 5.2752792631 × 10¹⁰)1 GJ ≈ 947,817 BTU
gigajoule (GJ)
Gigajoule is a unit of energy: 1 GJ = 1 × 10⁹ J.
Source: BIPM, The International System of Units (SI), 9th edition
British thermal unit (IT) (BTU)
British thermal unit (IT) is a unit of energy: 1 BTU = 1,055.05585262 J. Uses the International Table definition (IT), not the thermochemical BTU.
Source: NBSIR 81-2401, Appendix A3.2: International Table British thermal unit
Conversion table
| GJ | BTU |
|---|---|
| ≈ 947,817 | |
| ≈ 1,895,630 | |
| ≈ 4,739,090 | |
| ≈ 9,478,170 | |
| ≈ 14,217,300 | |
| ≈ 18,956,300 | |
| ≈ 23,695,400 | |
| ≈ 28,434,500 | |
| ≈ 37,912,700 | |
| ≈ 42,651,800 |
| GJ | BTU |
|---|---|
| ≈ 47,390,900 | |
| ≈ 56,869,000 | |
| ≈ 66,347,200 | |
| ≈ 75,825,400 | |
| ≈ 85,303,500 | |
| ≈ 94,781,700 | |
| ≈ 142,173,000 | |
| ≈ 151,651,000 | |
| ≈ 161,129,000 | |
| ≈ 170,607,000 |
Frequently asked questions
How many British thermal units (IT) are in 1 gigajoule?
1 GJ ≈ 947,800 BTU. BTU = GJ × (1 × 10⁹) × (50,000,000 / 5.2752792631 × 10¹⁰)
How do I convert GJ to BTU?
BTU = GJ × (1 × 10⁹) × (50,000,000 / 5.2752792631 × 10¹⁰)
Is 1 gigajoule bigger than 1 British thermal unit (IT)?
1 GJ ≈ 947,800 BTU.
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