scaleUnit Conversion

Mass/Weight Converter

Convert between mass units: g, kg, lb, oz, ton, stone, carat, and more.

check_circle12 Units: μg, mg, g, kg, t, oz, lb, st, US ton, UK ton, ct, gr.
check_circleBidirectional: Select any from/to combination.
check_circleJewelry: Carats, grains.
check_circleCommon Use: Shipping, cooking, jewelry.

Mass/Weight Converter

Value

From Unit

To Unit

school Theory & Formulas

Mass Conversion Reference:

Base unit: Kilogram (kg)

Common conversions:
• 1 kg = 1,000 g = 2.205 lb
• 1 lb = 16 oz = 453.6 g
• 1 stone = 14 lb = 6.35 kg
• 1 metric ton = 1,000 kg
• 1 carat = 0.2 g
• 1 grain = 64.8 mg