How do you convert kilopascals to megapascals?

To convert kilopascals (kPa) to megapascals (MPa), multiply the pressure in kilopascals by 0.001 (megapascals = kilopascals × 0.001).

What is 5 kilopascals in megapascals?

5 kilopascals (5 kPa) is equal to 0.005 megapascals (0.005 MPa).

Which is larger, 1 kilopascal (kPa) or 1 megapascal (MPa)?

One megapascal (MPa) is larger than one kilopascal (kPa). Specifically, 1 MPa equals 1,000 kPa, while 1 kPa is 0.001 MPa.

How do I convert back from megapascals (MPa) to kilopascals (kPa)?

To reverse the calculation from MPa to kPa, multiply your megapascal value by the inverse factor 1,000 (or divide by 0.001). 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 MPa results to?

For everyday comparisons and quick estimates, rounding to 2 decimal places is usually sufficient (for example, 5 kPa ≈ 0.01 MPa). For engineering, laboratory, or machining specifications, select 4 or 6 decimals—or Scientific (10ⁿ) mode—in the calculator toolbar above.

Kilopascals to Megapascals Converter

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

Megapascals to Kilopascals (MPa → kPa)

Convert Kilopascals to Megapascals

Enter a value in kilopascals (kPa) to convert to megapascals (MPa).

Value (kPa)

From

Result

•

0.005megapascals

5 kPa = 0.005 MPa

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 Megapascal Conversion Table

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

Kilopascals (kPa)	Megapascals (MPa)
1 kPa	0.001 MPa
2 kPa	0.002 MPa
2.5 kPa	0.0025 MPa
5 kPa	0.005 MPa
10 kPa	0.01 MPa
15 kPa	0.015 MPa
20 kPa	0.02 MPa
25 kPa	0.025 MPa
30 kPa	0.03 MPa
50 kPa	0.05 MPa

How to Convert Kilopascals to Megapascals

To convert kilopascals to megapascals, multiply the pressure by the following conversion ratio: 0.001 megapascals/kilopascal.

Since one kilopascal is equal to 0.001 megapascals, you can use this simple formula to convert:

megapascals = kilopascals × 0.001

The pressure in megapascals is equal to the pressure in kilopascals multiplied by 0.001.

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

megapascals = (5 kPa × 0.001) = 0.005 MPa

How Many Megapascals Are in a Kilopascal?

There are 0.001 megapascals in a kilopascal, which is why we use this value in the formula above.

1 kPa = 0.001 MPa|1 MPa = 1,000 kPa

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

Kilopascals and megapascals 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 Megapascal?

A megapascal is a unit of pressure equal to 1,000,000 pascals (Pa), the base unit for pressure. Equal to 1,000,000 Pascals (identically 1 N/mm²). [2]

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

In the metric system, "mega" is the standard SI prefix for millions, or 10⁶. This makes the megapascal (MPa) a convenient decimal multiple of the pascal (Pa).

In practice, megapascals (MPa) 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 megapascals in our Pressure Converter.

When converting pressure between kilopascals (kPa) and megapascals (MPa), keep full floating-point precision (1 kPa = 0.001 MPa; 1 MPa = 1,000 kPa) during intermediate calculations and round only the final megapascal figure to match your instrument tolerance.

More Kilopascal & Megapascal Conversions

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

Convert from Kilopascals

Convert to Megapascals

Frequently Asked Questions

There are 0.001 megapascals (MPa) in 1 kilopascal (kPa). Conversely, 1 megapascal (MPa) is equal to 1,000 kilopascals (kPa).

Pressure Converter

Quick Info

Direct Factor: 1 kilopascal (kPa) equals 0.001 megapascals (MPa).
Inverse Factor: 1 megapascal (MPa) equals 1,000 kilopascals (kPa).
Formula: megapascals = kilopascals ÷ 1000.
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).

Megapascal (MPa)

Equal to 1,000,000 Pascals (identically 1 N/mm²).

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 Megapascals (MPa)
NIST SP 811 Standard
[2]
NIST CUU (Derived SI Unit: Pascal (Pa))·Unit Specifications: Kilopascal (kPa) & Megapascal (MPa)
NIST CUU Specification
[3]
BIPM (SI Brochure (9th Ed.) — Mechanics)·Conversion Factors & Mathematical Basis (kPa to MPa)
BIPM Reference

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