Skip to main content
    UnitConvertLab
    UnitConvertLAB
    Power Conversion

    5 Milliwatt to Gigawatt

    Quick answer

    5 Milliwatt (mW) equals

    5.000000e-12 GW

    To convert 5 Milliwatts to Gigawatts, multiply by 1.000000e-12. Therefore, 5 Milliwatt (mW) equals 5.000000e-12 Gigawatt (GW).

    Formula: GW = mW × 1.000000e-12. Calculation: 5 × 1.000000e-12 = 5.000000e-12 GW.

    Convert Milliwatt (mW) to Gigawatt (GW) online with our free unit converter. In power, 1 mW = 1.000000e-12 GW. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.

    Worked example: converting Milliwatt to Gigawatt

    1. Step 1 — start with the formula. GW = mW × 1.000000e-12
    2. Step 2 — substitute your figure. 5 mW × 1.000000e-12
    3. Step 3 — read the result. 5 mW = 5.000000e-12 GW
    4. Step 4 — check it in reverse. mW = GW × 1.000000e+12 returns 5 mW, which matches the figure you started with.

    Power Converter

    22 units available

    Decimals:
    5.000000e-12

    5 mW = 5.000000e-12 GW

    Formula:

    GW = mW × 1.000000e-12

    With your value: 5 mW = 5.000000e-12 GW

    How big is that?

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

    Your value5.00 mW
    LED bulb (1.8e+3× your value)9.00e+3 mW
    Laptop (1.3e+4× your value)6.50e+4 mW
    Microwave oven (2.0e+5× your value)1.00e+6 mW
    Electric kettle (6.0e+5× your value)3.00e+6 mW
    Family car engine (1.8e+7× your value)9.00e+7 mW

    Other Milliwatt to Gigawatt conversions

    1 mW to GW2 mW to GW3 mW to GW4 mW to GW6 mW to GW7 mW to GW8 mW to GWFull Milliwatt to Gigawatt converter

    Milliwatt to Gigawatt Conversion Table

    Milliwatt (mW)Gigawatt (GW)
    0.55.000000e-13
    11.000000e-12
    22.000000e-12
    55.000000e-12
    101.000000e-11
    151.500000e-11
    202.000000e-11
    252.500000e-11
    505.000000e-11
    1001.000000e-10
    2502.500000e-10
    5005.000000e-10
    10001.000000e-9

    Gigawatt to Milliwatt Conversion Table

    Gigawatt (GW)Milliwatt (mW)
    0.5500,000,000,000
    11.000000e+12
    22.000000e+12
    55.000000e+12
    101.000000e+13
    151.500000e+13
    202.000000e+13
    252.500000e+13
    505.000000e+13
    1001.000000e+14
    2502.500000e+14
    5005.000000e+14
    10001.000000e+15

    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.

    Milliwatt (mW)

    Power

    Exact conversion

    Derived from the watt (1 W = 1 J/s).

    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

    Gigawatt (GW)

    Power

    Exact conversion

    Derived from the watt (1 W = 1 J/s).

    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 Milliwatt to Gigawatt

    To convert from Milliwatt (mW) to Gigawatt (GW), multiply the value by 1.000000e-12.

    Formula: GW = mW × 1.000000e-12

    Reverse: mW = GW × 1.000000e+12

    Step-by-Step Example

    1. Start with your value in Milliwatt. For example: 5 mW
    2. Multiply by the conversion factor: 5 x 1.000000e-12
    3. The result is: 5.000000e-12 GW

    Milliwatt and Gigawatt Relationship

    Both Milliwatt and Gigawatt belong to the Metric (SI) system, making this an intra-system conversion within power. Since 1 Milliwatt represents a fraction of a Gigawatt (1 Gigawatt ≈ 1.000e+12 Milliwatts), the Gigawatt is the larger measurement interval. Understanding the relationship between Milliwatt and Gigawatt is essential for accurate calculations in physics, engineering, commerce, and daily applications.

    About Milliwatt

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

    Common uses of Milliwatt: power calculations, engineering and science, education.

    About Gigawatt

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

    Common uses of Gigawatt: power calculations, engineering and science, education.

    Frequently Asked Questions

    What is 5 Milliwatt in Gigawatt?
    5 Milliwatt equals 5.000000e-12 Gigawatt.
    How many Gigawatts are in 1 Milliwatt?
    There are exactly 1.000000e-12 Gigawatts in 1 Milliwatt. This means the conversion factor from Milliwatt to Gigawatt is 1.000000e-12.
    What is the formula to convert Milliwatt to Gigawatt?
    The formula to convert Milliwatt to Gigawatt is: GW = mW × 1.000000e-12. For example, to convert 10 Milliwatts to Gigawatts, you would multiply 10 by 1.000000e-12.
    What is a Milliwatt?
    The Milliwatt (symbol: mW) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.
    What is a Gigawatt?
    The Gigawatt (symbol: GW) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.
    What are the common uses of Milliwatt?
    The Milliwatt is commonly used in power calculations, engineering and science, education.

    Related Power Conversions

    Watt → GigawattKilowatt → GigawattMegawatt → GigawattMilliwatt → WattMilliwatt → KilowattMilliwatt → MegawattMilliwatt → MicrowattMilliwatt → Horsepower (Mech)Milliwatt → Horsepower (Metric)

    Cite this page

    UnitConvertLab. (2026). 5 Milliwatt to Gigawatt. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/5-milliwatt-to-gigawatt