This page converts newtons into grams-force using the factor 101.9716213, and shows the reverse figure alongside it. Both units measure force, which is why one number does the whole job.
The weight of one gram at standard gravity, used for keyboard switches, sutures and fibre testing. The SI unit: the force that accelerates one kilogram at one metre per second squared.
Mass is not force. A kilogram is a mass; a kilogram-force is the weight of that mass at standard gravity, 9.80665 N. Bathroom scales blur the distinction because they are calibrated for Earth; engineering calculations cannot. The tables underneath give both a plain step-by-step lookup and a list of real quantities expressed in grams-force, so you can sanity-check whether your answer is a plausible size.
The formula
newtons- The amount you are converting, in newtons
101.971621298- The exact number of grams-force in one newton
grams-force- The converted result
How it works, step by step
- Enter the value in newtons.
- It is multiplied by 101.971621298, the exact factor between the two units.
- The answer is shown in grams-force, with the reverse conversion beneath it.
- Check the reference table if you want a figure of comparable size.
Worked examples
A climbing rope’s rated load: 2.2e+04 N in grams-force
Take a climbing rope’s rated load, roughly 2.2e+04 N. The conversion is a single multiplication — 2.2e+04 × 101.972 — giving 2.24338e+06 gf. Because the relationship is proportional, doubling the input doubles the answer to 4.48675e+06 gf.
An adult’s body weight: 780 N in grams-force
At 780 N (an adult’s body weight), the same quantity in grams-force is 780 × 101.972 = 79,537.9 gf. One newton is 101.972 grams-force, so the numbers grow as expected.
How to read your score
Frequently asked questions
How many grams-force are in one newton?
Exactly 101.971621298. Every figure on this page is that one number multiplied by your input, so the only rounding is at the display step.
What is the formula to convert newtons to grams-force?
grams-force = newtons × 101.971621298. Reversed, newtons = grams-force ÷ 101.971621298, which is the same as multiplying by 0.00980665.
Which is the bigger unit, the newton or the gram-force?
The newton. One newton equals 101.972 grams-force.
What does this quantity actually measure?
Both units measure force. That is why a single factor is enough: there is no temperature offset and no material property involved, unlike conversions that cross between different quantities.
What is a newton?
The SI unit: the force that accelerates one kilogram at one metre per second squared.
What is a gram-force?
The weight of one gram at standard gravity, used for keyboard switches, sutures and fibre testing.
Why does my answer differ from another converter?
Almost always because the other tool rounded the factor before multiplying. This page keeps full double precision through the calculation and rounds only for display, and it prints the factor it used so you can see where any difference came from.
Is there a quick way to do N to gf in my head?
Plenty of people do this in their head: multiply by 100 instead of using the exact factor 101.9716213. At 100 that shortcut gives 10,000 grams-force, off by 197.2 grams-force or about 1.93%. Fine for a rough estimate, not fine for anything you are cutting to size or dosing.
Newtons to grams-force reference tables
| Newtons | Grams-Force |
|---|---|
| 0.5 N | 50.9858 gf |
| 1 N | 101.972 gf |
| 2 N | 203.943 gf |
| 3 N | 305.915 gf |
| 5 N | 509.858 gf |
| 10 N | 1019.72 gf |
| 20 N | 2039.43 gf |
| 25 N | 2549.29 gf |
| 50 N | 5098.58 gf |
| 75 N | 7647.87 gf |
| 100 N | 10,197.2 gf |
| 250 N | 25,492.9 gf |
| 500 N | 50,985.8 gf |
| 1000 N | 101,972 gf |
| 5000 N | 509,858 gf |
Exact factor: 1 newton = 101.971621298 grams-force.
| Quantity | N | gf |
|---|---|---|
| A sheet of paper’s weight | 0.049 N | 4.997 gf |
| Lifting a bag of sugar | 9.81 N | 1000 gf |
| A firm handshake | 300 N | 3.059e+04 gf |
| An adult’s body weight | 780 N | 7.954e+04 gf |
| A climbing rope’s rated load | 2.2e+04 N | 2.243e+06 gf |
| A car’s braking force | 8000 N | 8.158e+05 gf |
Published reference values, converted with the same factor this page uses.