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    Energy Conversion

    Electron Volt to Gigajoule Converter

    Quick answer

    To convert Electron Volts to Gigajoules, multiply by 1.602177e-28 (or divide by 6.241509e+27). Therefore, 1 Electron Volt (eV) equals 1.602177e-28 Gigajoules (GJ).

    Formula: GJ = eV × 1.602177e-28. Worked example: 10 eV = 1.602177e-27 GJ.

    Convert Electron Volt (eV) to Gigajoule (GJ) online with our free unit converter. In energy, 1 eV = 1.602177e-28 GJ. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.

    Worked example: converting Electron Volt to Gigajoule

    1. Step 1 — start with the formula. GJ = eV × 1.602177e-28
    2. Step 2 — substitute your figure. 10 eV × 1.602177e-28
    3. Step 3 — read the result. 10 eV = 1.602177e-27 GJ
    4. Step 4 — check it in reverse. eV = GJ × 6.241509e+27 returns 10 eV, which matches the figure you started with.

    Energy Converter

    27 units available

    Decimals:
    1.602177e-28

    1 eV = 1.602177e-28 GJ

    Formula:

    GJ = eV × 1.602177e-28

    With your value: 1 eV = 1.602177e-28 GJ

    How big is that?

    Everyday references on a logarithmic scale, all expressed in electron volt so you can sanity-check the result.

    Your value1.00 eV
    Heartbeat (6.2e+18× your value)6.24e+18 eV
    AA battery charge (6.2e+22× your value)6.24e+22 eV
    Slice of bread (1.7e+24× your value)1.75e+24 eV
    Daily food intake (5.2e+25× your value)5.24e+25 eV
    Litre of petrol (2.1e+26× your value)2.13e+26 eV

    Other Electron Volt to Gigajoule conversions

    2 eV to GJ3 eV to GJ4 eV to GJ5 eV to GJ6 eV to GJ7 eV to GJ8 eV to GJ

    Electron Volt to Gigajoule Conversion Table

    Electron Volt (eV)Gigajoule (GJ)
    0.58.010883e-29
    11.602177e-28
    23.204353e-28
    58.010883e-28
    101.602177e-27
    152.403265e-27
    203.204353e-27
    254.005442e-27
    508.010883e-27
    1001.602177e-26
    2504.005442e-26
    5008.010883e-26
    10001.602177e-25

    Gigajoule to Electron Volt Conversion Table

    Gigajoule (GJ)Electron Volt (eV)
    0.53.120755e+27
    16.241509e+27
    21.248302e+28
    53.120755e+28
    106.241509e+28
    159.362264e+28
    201.248302e+29
    251.560377e+29
    503.120755e+29
    1006.241509e+29
    2501.560377e+30
    5003.120755e+30
    10006.241509e+30

    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.

    Electron Volt (eV)

    Energy

    Exact conversion

    1 eV = 1.602 176 634 × 10⁻¹⁹ J exactly, since the elementary charge is now fixed.

    Source: CODATA Internationally Recommended Values of the Fundamental Physical Constants (2022 adjustment)

    CODATA / NIST · Reviewed 2026-07-01

    Gigajoule (GJ)

    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 Electron Volt to Gigajoule

    To convert from Electron Volt (eV) to Gigajoule (GJ), multiply the value by 1.602177e-28.

    Formula: GJ = eV × 1.602177e-28

    Reverse: eV = GJ × 6.241509e+27

    Step-by-Step Example

    1. Start with your value in Electron Volt. For example: 5 eV
    2. Multiply by the conversion factor: 5 x 1.602177e-28
    3. The result is: 8.010883e-28 GJ

    Electron Volt and Gigajoule Relationship

    This calculation facilitates standardized conversion between recognized units of energy. Since 1 Electron Volt represents a fraction of a Gigajoule (1 Gigajoule ≈ 6.242e+27 Electron Volts), the Gigajoule is the larger measurement interval. Understanding the relationship between Electron Volt and Gigajoule is essential for accurate calculations in physics, engineering, commerce, and daily applications.

    About Electron Volt

    The Electron Volt (symbol: eV) is a recognized unit in the Standard measurement framework, utilized within energy applications for precision and standardized data representation.

    Common uses of Electron Volt: energy calculations, engineering and science, education.

    About Gigajoule

    The Gigajoule (symbol: GJ) is a recognized unit in the Metric (SI) measurement framework, utilized within energy applications for precision and standardized data representation.

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

    Frequently Asked Questions

    How many Gigajoules are in 1 Electron Volt?
    There are exactly 1.602177e-28 Gigajoules in 1 Electron Volt. This means the conversion factor from Electron Volt to Gigajoule is 1.602177e-28.
    What is the formula to convert Electron Volt to Gigajoule?
    The formula to convert Electron Volt to Gigajoule is: GJ = eV × 1.602177e-28. For example, to convert 10 Electron Volts to Gigajoules, you would multiply 10 by 1.602177e-28.
    What is a Electron Volt?
    The Electron Volt (symbol: eV) is a recognized unit in the Standard measurement framework, utilized within energy applications for precision and standardized data representation.
    What is a Gigajoule?
    The Gigajoule (symbol: GJ) is a recognized unit in the Metric (SI) measurement framework, utilized within energy applications for precision and standardized data representation.
    What are the common uses of Electron Volt?
    The Electron Volt is commonly used in energy calculations, engineering and science, education.

    Related Energy Conversions

    Joule → GigajouleKilojoule → GigajouleMegajoule → GigajouleMillijoule → GigajouleCalorie (th) → GigajouleCalorie (IT) → GigajouleKilocalorie → GigajouleBTU (th) → GigajouleBTU (IT) → Gigajoule

    Cite this page

    UnitConvertLab. (2026). Electron Volt to Gigajoule converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/electron_volt-to-gigajoule