Weight Conversion – Grams, Kilograms, Pounds, Ounces & More
Instantly convert grams, kilograms, pounds, ounces, stones, tons and more with our free weight conversion tools. Perfect for science, shipping, cooking, math, and homework.
Popular Weight Unit Conversions
Grams to Kilograms
Convert g to kg—quick metric conversion.
Grams to Milligrams
Convert grams to mg for precise measurements.
Grams to Ounces
Convert metric to imperial—grams to oz easily.
Grams to Pounds
Switch grams to lbs—ideal for recipes and science data.
Kilograms to Grams
Convert kg to g for lab or everyday use.
Kilograms to Milligrams
Switch kg to mg—micro conversion for science class.
Kilograms to Ounces
Convert metric to US/UK ounces instantly.
Kilograms to Pounds
Convert kg to lbs for packaging, recipes, and trade.
Kilograms to Tons
Convert kg to tonnes for shipping or heavy industry.
Milligrams to Grams
mg to g for medicine, chemistry, or cooking accuracy.
Milligrams to Kilograms
Quick mg to kg conversions for science and bulk.
Milligrams to Micrograms
Switch mg to μg for nutrition or lab accuracy.
Micrograms to Milligrams
μg to mg—great for diet and supplement math.
Ounces to Grams
Convert oz to g for recipes or shipping overseas.
Ounces to Kilograms
Ounces (oz) to kilograms (kg) for global trade.
Ounces to Pounds
oz to lbs—small packages, recipes, or weights.
Pounds to Grams
pounds (lb) to grams (g)—US to metric switch.
Pounds to Kilograms
lb (imperial) to kg (metric) instantly.
Pounds to Ounces
Convert lb to oz for retail, home, or school math.
Pounds to Stones
Switch from US pounds to UK stones fast.
Pounds to Tons
Convert pounds (lb) to tons (t) in seconds.
Pounds+Ounces to Kilograms
Combine lb/oz and get total kilograms in one place.
Stones to Pounds
Convert st (stones) to lb (pounds)—UK to US/metric.
Tons to Kilograms
Metric tons (t) to kilograms (kg) rapid conversion.
Tons to Pounds
Switch tons to pounds for global/US industrials.