Why does the UK use stone for body weight?

Stone has been used in Britain since the 14th century. Despite metrication, many Britons still think of their weight in stones and pounds — it's a cultural tradition.

What's the difference between a troy ounce and a regular ounce?

A troy ounce (31.1g) is used for precious metals like gold and silver. A regular (avoirdupois) ounce is 28.35g and used for everything else.

How accurate are bathroom scales?

Most home scales are accurate to ±0.5-1kg. For tracking trends, consistency matters more than absolute accuracy — weigh at the same time each day.

Weight/Mass Converter

Convert kilograms, pounds, ounces, stone, and more with our weight and mass converter. Whether you're tracking fitness goals, cooking recipes, or shipping packages, accurate weight conversions are essential. Note: While mass and weight are technically different (mass is constant, weight depends on gravity), they're used interchangeably in everyday life.

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From

1000g

Formula:1 kg = 1000 g

Quick Reference

1 pound = 0.453592 kilograms
1 stone = 14 pounds (used in UK)
1 ounce = 28.3495 grams

Related Reference Tables

KG to Pounds Table Stones to KG Table Ounces to Grams Table

How to Use This Tool

Choose your source weight unit (kilograms, pounds, stone, etc.)
Type or paste your weight value in the input box
Select the unit you want to convert to
See your result update in real-time
Use the swap button to quickly reverse the conversion

Common Uses

•Converting body weight between stones/pounds and kilograms
•Scaling cooking recipes between imperial and metric
•Shipping and postage weight calculations
•Gym and fitness tracking across different equipment
•Baby weight tracking in different unit systems

Frequently Asked Questions

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