In 1 newtons there are 0.224809 pound of force. Meanwhile in 1 pound of force there are 4.448222 newtons. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Pound of force to Newtons calculator above to convert any number.
* Values rounded to 6 decimal places for readability
To convert newtons (N) to pound-force (lbf), multiply by the conversion factor.
Quick examples
Reverse conversion (lbf to N)
Multiply the value in newtons by 0.224809 to get pounds of force.
Formula:
lbf = N × 0.224809
1 N = 0.224809 lbf (rounded).
This is the standard conversion used in physics and engineering.
1 lbf = 4.44822 N (rounded).
Formula:
N = lbf × 4.44822
A newton is the SI unit of force. A pound of force is a US customary unit of force.
They use different base units. Newtons are based on kilograms, meters, and seconds. Pounds of force relate to pounds mass under standard gravity.
No. Pound-force (lbf) measures force. Pound-mass (lbm) measures mass.
They can look similar in everyday use, but they are not the same in calculations.
No. Converting newtons to pounds of force is a unit conversion, so it’s fixed.
Gravity matters when you convert mass to force, like turning kilograms or pounds-mass into weight.
The conversion is based on defined standards:
For most work, rounding to 0.224809 is accurate enough.
10 N = 2.24809 lbf
Work: 10 × 0.224809 = 2.24809
100 N = 22.4809 lbf
Work: 100 × 0.224809 = 22.4809
Multiply pounds of force by 4.44822 to get newtons.
Formula:
N = lbf × 4.44822
Use newtons (N) for SI-based specs, lab work, and most global standards.
Use pounds of force (lbf) for US-based drawings, load ratings, and some industry specs.
Torque is force times distance. Keep units consistent.
Convert force first if you need torque in a different unit.
lbf means the rating is stated as force.
It tells you the push or pull amount, not the mass amount. This matters for springs, clamps, winches, and test rigs.
For quick estimates: 1 N ≈ 0.225 lbf.
For most specs: 1 N = 0.224809 lbf.
For high-precision work, keep more digits and round at the end.
The Calculate Box tool to convert newtons to pound of force uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a newtons value in the box and have it instantly converted to pound of force.