Weight Converter

Easily convert weight units including lbs, kg, oz, and grams with our simple and accurate weight converter tool

Weight Conversion
Enter a weight value and select units to convert
0 kg
150 lbs equals 0 kg
Common Weight Conversions
Quick reference for popular weight conversions
68.0388 kg
Kilograms
2,400 oz
Ounces
68,038.8 g
Grams
10.7143 st
Stones
Complete Conversion Table
All weight units converted from your input value
Grams
g
0
Metric
Kilograms
kg
0
Metric
Milligrams
mg
0
Metric
Metric Tons
t
0
Metric
Pounds
lbs
0
Imperial
Ounces
oz
0
Imperial
Stones
st
0
Imperial
US Tons
US ton
0
Imperial
Carats
ct
0
Precious
Grains
gr
0
Other
Weight Conversion Guide

Understanding Weight Units

  • Metric System: Based on grams (g) and kilograms (kg)
  • Imperial System: Uses pounds (lbs) and ounces (oz)
  • Precious Metals: Measured in carats and troy ounces
  • Scientific Use: Milligrams for precise measurements

Common Applications

  • Cooking and recipe conversions
  • Health and fitness tracking
  • Shipping and logistics
  • Scientific research and medicine

Conversion Tips

Quick Reference

1 kg = 2.2 lbs (approximately). This is the most commonly used conversion factor.

Precision Matters

For scientific or medical applications, use precise conversion factors rather than approximations.

Context Awareness

Different industries may use different weight standards. Always verify the required unit system.

Weight Conversion Facts

Historical Context: The kilogram is the only SI base unit still defined by a physical artifact, though this changed in 2019 with the redefinition based on fundamental constants.

Global Usage: Most countries use the metric system, but the United States, Liberia, and Myanmar primarily use imperial units for everyday measurements.

Precision: Our converter uses internationally accepted conversion factors with high precision for accurate results in professional and scientific applications.