How to use the mass unit calculator
Convert between kilograms, pounds, ounces and stones. Enter mass in the field above; the pounds, ounces, stones, grams are computed instantly and plotted on the chart so you can see how the answer changes.
Formula
Variables
- kg — Mass (kg)
Worked example
With mass = 70 kg, the calculator gives pounds ≈ 154.3234 lb; ounces ≈ 2,469.18 oz; stones ≈ 11.02311 st; grams ≈ 70,000 g.
Frequently asked questions
What is the formula for the mass unit calculation?
Pounds (lb) = kg × 2.20462. Ounces (oz) = kg × 35.274. Stones (st) = kg × 0.157473. Grams (g) = kg × 1000. Here kg is mass (kg).
What inputs do I need for the mass unit converter calculator?
You need mass in kg. Each field is pre-filled with a typical example so you can see how the result responds as you edit the numbers.
How do I use this calculator?
Type values into the input fields. Results and the chart update instantly. Use Reset to restore the example values, Copy results to paste them elsewhere, or Share to copy a link that preserves your inputs.
Is the result exact?
Calculations use standard formulas and double-precision arithmetic, then display about seven significant figures. Real-world measurements carry uncertainty, so treat results as estimates unless your inputs are exact.