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Weight & Mass Converter

Convert kg to lbs, grams to ounces, stone to kg & more — instantly with full precision.

📏 Length 🌡️ Temp 💧 Volume ⏱️ Time 💾 Data 🚗 Speed
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Weight & Mass Converter
14 units · Metric, Imperial & Troy
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📖 Weight & Mass Unit Guide

Weight and mass conversions are essential in cooking, fitness, shipping, science, and trade. The metric system uses kilograms (kg) and grams (g), while the imperial system uses pounds (lb), ounces (oz), and stone (st). Our free weight converter handles all major units with maximum precision.

Most searched weight conversions: kg to lbs, lbs to kg, grams to ounces, ounces to grams, stone to kg, kg to stone, tonnes to kg, carats to grams.

Quick Reference Table

FromToFactor
1 KilogramPounds2.20462
1 PoundKilograms0.453592
1 OunceGrams28.3495
1 GramOunces0.035274
1 StoneKilograms6.35029
1 Metric TonneKilograms1000
1 Short Ton (US)Kilograms907.185
1 Troy OunceGrams31.1035

Did You Know?

1 kg = 2.20462 lbs
1 stone = 14 pounds
1 troy oz ≠ 1 regular oz
Carats measure gemstones
1 metric tonne = 1,000 kg