How do you convert kilopascals to gigapascals?

To convert kilopascals (kPa) to gigapascals (GPa), multiply the pressure in kilopascals by 0.000001 (gigapascals = kilopascals × 0.000001).

What is 5 kilopascals in gigapascals?

5 kilopascals (5 kPa) is equal to 0.000005 gigapascals (0.000005 GPa).

Which is larger, 1 kilopascal (kPa) or 1 gigapascal (GPa)?

One gigapascal (GPa) is larger than one kilopascal (kPa). Specifically, 1 GPa equals 1,000,000 kPa, while 1 kPa is 0.000001 GPa.

How do I convert back from gigapascals (GPa) to kilopascals (kPa)?

To reverse the calculation from GPa to kPa, multiply your gigapascal value by the inverse factor 1,000,000 (or divide by 0.000001). You can also click the Swap button in the tool above to flip directions in one click.

How many decimal places should I round kPa to GPa results to?

For everyday comparisons and quick estimates, rounding to 2 decimal places is usually sufficient (for example, 5 kPa ≈ 0.00 GPa). For engineering, laboratory, or machining specifications, select 4 or 6 decimals—or Scientific (10ⁿ) mode—in the calculator toolbar above.

Kilopascals to Gigapascals Converter

Enter the pressure in kilopascals below to convert it to gigapascals.

Gigapascals to Kilopascals (GPa → kPa)

Convert Kilopascals to Gigapascals

Enter a value in kilopascals (kPa) to convert to gigapascals (GPa).

Value (kPa)

From

Result

•

0.000005gigapascals

5 kPa = 0.000005 GPa

Result updates automatically

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Equivalent Measurements Across UnitsFor 5 kPa

Pascals5,000 Pa

Bars0.05 bar

PSI0.72519 psi

Atmospheres0.04935 atm

Suggested Conversions

Reference:NIST SP 811 (NIST SP 811 App. B.9 (Pressure & Stress))

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Kilopascal to Gigapascal Conversion Table

Table showing various kilopascal measurements converted to gigapascals. Click any preset value or arrow to load it into the converter.

Kilopascals (kPa)	Gigapascals (GPa)
1 kPa	0.000001 GPa
10 kPa	0.00001 GPa
100 kPa	0.0001 GPa
1,000 kPa	0.001 GPa
10,000 kPa	0.01 GPa
100,000 kPa	0.1 GPa
1,000,000 kPa	1 GPa
5,000,000 kPa	5 GPa
10,000,000 kPa	10 GPa
25,400,000 kPa	25.4 GPa

How to Convert Kilopascals to Gigapascals

To convert kilopascals to gigapascals, multiply the pressure by the following conversion ratio: 0.000001 gigapascals/kilopascal.

Since one kilopascal is equal to 0.000001 gigapascals, you can use this simple formula to convert:

gigapascals = kilopascals × 0.000001

The pressure in gigapascals is equal to the pressure in kilopascals multiplied by 0.000001.

For example, here's how to convert 5 kilopascals to gigapascals using the formula above.

gigapascals = (5 kPa × 0.000001) = 0.000005 GPa

How Many Gigapascals Are in a Kilopascal?

There are 0.000001 gigapascals in a kilopascal, which is why we use this value in the formula above.

1 kPa = 0.000001 GPa|1 GPa = 1,000,000 kPa

Our kilopascal to gigapascal calculator automatically converts your pressure measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Kilopascals and gigapascals are both units used to measure pressure. Keep reading to learn more about each unit.

What Is a Kilopascal?

A kilopascal is a unit of pressure equal to 1,000 pascals (Pa), the base unit for pressure. Equal to 1,000 Pascals (1 kN/m²). [1]

The kilopascal is classified as a metric and SI-compatible unit of pressure. Kilopascals can be abbreviated as kPa; for example, 1 kilopascal can be written as 1 kPa.

In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilopascal (kPa) a convenient decimal multiple of the pascal (Pa).

In practice, kilopascals (kPa) are widely used across large-scale industrial, bulk, and macro-level pressure specifications within SI metric workflows, engineering documentation, and technical data sheets.

Learn more about kilopascals in our Pressure Converter.

What Is a Gigapascal?

A gigapascal is a unit of pressure equal to 1,000,000,000 pascals (Pa), the base unit for pressure. Equal to 1,000,000,000 Pascals (1,000 MPa), used for elastic modulus of metals and diamond. [2]

The gigapascal is classified as an International System of Units (SI) unit of pressure. Gigapascals can be abbreviated as GPa; for example, 1 gigapascal can be written as 1 GPa.

In the metric system, "giga" is the standard SI prefix for billions, or 10⁹. This makes the gigapascal (GPa) a convenient decimal multiple of the pascal (Pa).

In practice, gigapascals (GPa) are widely used across large-scale industrial, bulk, and macro-level pressure specifications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.

Learn more about gigapascals in our Pressure Converter.

When converting pressure between kilopascals (kPa) and gigapascals (GPa), keep full floating-point precision (1 kPa = 0.000001 GPa; 1 GPa = 1,000,000 kPa) during intermediate calculations and round only the final gigapascal figure to match your instrument tolerance.

More Kilopascal & Gigapascal Conversions

Need to calculate in the opposite direction? Use our gigapascals to kilopascals calculator to switch your starting unit immediately. You can also explore related tools such as converting gigapascals to kilopascals, converting kilopascals to psi, or converting kilopascals to bars.

Convert from Kilopascals

Convert to Gigapascals

Frequently Asked Questions

There are 0.000001 gigapascals (GPa) in 1 kilopascal (kPa). Conversely, 1 gigapascal (GPa) is equal to 1,000,000 kilopascals (kPa).

Pressure Converter

Quick Info

Direct Factor: 1 kilopascal (kPa) equals 0.000001 gigapascals (GPa).
Inverse Factor: 1 gigapascal (GPa) equals 1,000,000 kilopascals (kPa).
Formula: gigapascals = kilopascals × 0.000001.
Verified Precision: Anchored to official NIST SP 811 and ISO/IEC 80000 standards.

Units Comparison

Kilopascal (kPa)

Equal to 1,000 Pascals (1 kN/m²).

Gigapascal (GPa)

Equal to 1,000,000,000 Pascals (1,000 MPa), used for elastic modulus of metals and diamond.

Pascal (Pa)

SI derived unit of pressure equal to 1 Newton per square meter (N/m²).

References

[1]NIST SP 811 · NIST SP 811 App. B.9 (Pressure & Stress)
Source
[2]NIST CUU · Derived SI Unit: Pascal (Pa)
Source
[3]BIPM · SI Brochure (9th Ed.) — Mechanics
Source

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References

NIST · BIPM · ISO

[1]
NIST SP 811 (NIST SP 811 App. B.9 (Pressure & Stress))·Pressure Metrology Standard — Kilopascals (kPa) to Gigapascals (GPa)
NIST SP 811 Standard
[2]
NIST CUU (Derived SI Unit: Pascal (Pa))·Unit Specifications: Kilopascal (kPa) & Gigapascal (GPa)
NIST CUU Specification
[3]
BIPM (SI Brochure (9th Ed.) — Mechanics)·Conversion Factors & Mathematical Basis (kPa to GPa)
BIPM Reference

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