Weight Converter
Transform weight measurements effortlessly between grams, ounces, pounds, kilograms, stones, and tons with industry-standard precision. Ideal for culinary professionals, shipping calculations, fitness tracking, and international weight standards with reliable metric-imperial conversions.
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Complete Guide: Weight Converter
Everything you need to know about using this tool effectively
The Weight Converter transforms weight measurements between kilograms, pounds, ounces, grams, and stones. These units are used across metric and imperial systems worldwide. You enter a value in one unit and see the equivalent in every other unit. All processing happens in the browser.
This tool applies standard weight conversion factors: 1 kg = 2.20462 lbs = 35.274 oz = 1,000 g = 0.157473 stone. The tool normalizes to kilograms internally and converts to all other units.
Converting body weight for travel
Convert 70 kg to pounds (154.3 lbs) for a medical form.
Comparing product weights
Convert a 500 g package to pounds (1.1 lbs) for shipping.
UK weight notation
Convert 10 stone to kg (63.5 kg) to understand British weight measurements.
Cooking and recipes
Convert 8 oz to grams (226.8 g) for a recipe.
Enter a value
Type the weight and select the source unit.
View all conversions
The tool shows the equivalent in all five units.
Copy a value
Copy the unit you need.
1 kg = 2.20462 lbs. 1 lb = 453.592 g.
1 stone = 14 lbs = 6.35 kg. Stone is used in the UK for body weight.
1 oz = 28.3495 g.
For quick mental math: multiply kg by 2.2 for a rough lbs estimate.
What units are supported?
Kilograms, pounds, ounces, grams, and stones.
What is a stone?
A stone is a British unit equal to 14 pounds or 6.35 kilograms. It is commonly used in the UK and Ireland for measuring body weight.
Is my data sent to a server?
No. All conversion happens in your browser. Nothing is transmitted.
How many pounds is 1 kg?
1 kilogram equals 2.20462 pounds.
Can I convert decimal values?
Yes. The tool accepts any positive number including decimals.