Weight Converter
Convert Weight and Mass Units
Convert kilograms, pounds, grams, ounces, stones, tonnes, milligrams, micrograms, carats, and other weight or mass units for body weight, recipes, parcels, lab notes, jewelry, and bulk materials.
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Converted weight
Result updates as soon as the value or unit changes.
Live answer
154.323584
pounds (lb)
From
kilograms (kg)
To
pounds (lb)
Same weight in common units
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Before converting the reading
Check What the Scale Actually Measured
Changing the unit does not make the original measurement more accurate. A useful conversion starts with the right scale, a steady reading, and a clear understanding of what was included in the measured weight.
Zero and tare
Make sure the empty scale reads zero before weighing anything. When measuring ingredients, parcels, or contents inside a container, use the tare function so the container's weight is not included in the final reading.
Capacity
Keep the load within the scale's rated range. A kitchen scale, luggage scale, and freight scale are built for very different weight ranges, so using the wrong scale can produce unreliable results.
Resolution
A scale that displays weight in 1 gram steps cannot produce a trustworthy result to the nearest milligram, even after conversion. The converted value should not imply more precision than the original scale provided.
Conditions
Place the scale on a firm, level surface and wait for the reading to settle. Movement, soft flooring, vibration, or an uneven load can all affect the measured weight.
Keep Net, Tare, and Gross Weight Separate
Net, tare, and gross weight answer different questions. These terms often appear on packaging, freight documents, food labels, shipping records, and warehouse forms, so they should remain separate even when you convert them into another unit.
Net Weight
The weight of the product or contents alone, excluding the container, wrapper, pallet, or packaging.
Tare Weight
The weight of the empty container, vehicle, pallet, wrapper, or packaging before the contents are added.
Gross Weight
The full loaded weight, including both the net contents and the tare weight.
For example, if a packed parcel weighs 5.4 kg and the packaging weighs 0.4 kg, the net contents weigh 5 kg. Convert the figure that matches your task with the kilograms to pounds rather than treating net, tare, and gross weight as interchangeable.
Useful Weight Converters
Open a focused converter when you already know the unit pair you need. These pages cover body-weight records, recipe measurements, parcels, bulk materials, small-scale weights, and gemstone measurements.
KG to LBS
Convert kilograms into pounds for body weight, fitness tracking, luggage checks, and US-facing labels.
LBS to KG
Convert pounds into kilograms for health forms, product specifications, travel records, and international documents.
KG to Grams
Convert kilograms into grams when a larger weight needs to be shown in a smaller, label-friendly unit.
Grams to KG
Convert grams into kilograms for food packages, parcels, ingredient totals, and inventory records.
Grams to Ounces
Convert grams into ounces for recipes, nutrition labels, product notes, and small package weights.
Ounces to Grams
Convert ounces into grams when a US recipe, parcel label, or product detail needs a metric weight.
Pounds to Ounces
Convert pounds into ounces for shipping labels, parcel scales, food portions, and smaller package totals.
Ounces to Pounds
Convert ounces into pounds when several small weights need to be shown as a cleaner total.
Pounds to Grams
Convert pounds into grams for product labels, recipes, packaging data, and metric records.
Grams to Pounds
Convert grams into pounds for US-facing product listings, parcel notes, and shipping estimates.
Kilograms to Ounces
Convert kilograms into ounces when a metric weight needs to be expressed in a smaller US customary unit.
Ounces to Kilograms
Convert ounces into kilograms for customs forms, warehouse records, catalog data, and international documentation.
KG to Stones
Convert kilograms into stones for body-weight records commonly used in the UK and Ireland.
Stones to KG
Convert stones into kilograms for health records, fitness apps, forms, and metric weight tracking.
Pounds to Stones
Convert pounds into stones when body weight needs to be shown in the familiar UK-style format.
Stones to Pounds
Convert stones into pounds for body-weight comparisons, fitness notes, and US-facing records.
Kilograms to Tonnes
Convert kilograms into metric tonnes for freight, agriculture, recycling, bulk goods, and material totals.
Tonnes to KG
Convert tonnes into kilograms for invoices, inventory sheets, delivery notes, reports, and detailed records.
Tonnes to Quintal
Convert metric tonnes into quintals for grain, commodities, agriculture, and regional trade records.
Tons to Tonnes
Compare US short tons with metric tonnes when freight, materials, or bulk data move between systems.
Milligrams to Grams
Convert milligrams into grams for supplements, lab samples, small parts, formulas, and fine measurements.
Grams to Milligrams
Convert grams into milligrams when a small amount needs to be shown in a finer unit.
Milligrams to Micrograms
Convert milligrams into micrograms for very small supplement, lab, medical, or technical measurements.
Micrograms to Milligrams
Convert micrograms into milligrams when very small values need a more readable scale.
Carats to Grams
Convert metric carats into grams for gemstones, certificates, jewelry listings, and valuation notes.
Grams to Carats
Convert grams into carats when gemstone weight needs to be shown in standard jewelry notation.
Reading combined Weight units
Convert the Smaller Unit Before Adding
Pounds and ounces, or stones and pounds, are often written together as mixed-unit measurements. They should not be read as decimal numbers. Convert the smaller unit into the larger unit first, then combine the values.
Example: 2 lb 8 oz
Eight ounces is half a pound, so 2 lb 8 oz equals 2.5 lb . You can then use the pounds to kilograms converter when the value is needed for an international form, shipping document, or product record.
Example: 11 st 6 lb
One stone equals 14 pounds. Six pounds is 6 ÷ 14 stone, so 11 st 6 lb is about 11.4286 stone. If you need a decimal pound value instead, combine the stone and pound parts first, then use the stones to pounds converter.
Similar Unit Names Can Mean Different Things
A unit label should make both the unit and the measurement system clear. This is especially important when working with ounces, tons, and carats, where similar names can refer to different kinds of measurements.
| Term | What it means | Where it appears |
|---|---|---|
| Ounce | 28.3495 g of ordinary mass | Food, parcels, everyday goods |
| Troy ounce | 31.1035 g | Precious metals |
| Fluid ounce | A volume unit, not a mass unit | Liquids; use the volume converter |
| Ton | May mean short ton, long ton, or metric tonne | Freight and bulk goods; compare tons to tonnes |
| Carat / karat | Gemstone mass / gold purity | Jewelry; convert carats to grams |
Choosing a Practical Final Value
Converted Digits Do Not Add Accuracy
A conversion may produce several decimal places, but the original scale still determines how precise the result truly is. If a parcel scale reads only to the nearest 10 grams, the converted pound value should not be treated as exact to multiple decimal places.
Keep enough digits while you are calculating, then round the final result for the task. Body-weight trends, recipe portions, customs forms, laboratory measurements, and gemstone certificates all need different levels of precision.
Practical questions
Weight Details That Can Affect Real Decisions
Can grams be converted directly into cups or tablespoons? +
Not with one universal conversion factor. Grams measure mass, while cups and tablespoons measure volume. The correct conversion depends on the ingredient’s density and how it is prepared, scooped, packed, or leveled. When converting between weight and volume, use an ingredient-specific reference instead of a general weight converter.
Why can a shipping company charge for more weight than the scale shows? +
Shipping carriers may use dimensional weight when a parcel is large compared with its actual scale weight. Dimensional weight is calculated from the package size using a carrier-specific divisor. In many cases, the billed weight is whichever is higher: the actual scale weight or the dimensional weight.
Why would an object's weight change on the Moon while its mass stays the same? +
Mass describes the amount of matter in an object, and it does not change when the object moves from one place to another. Physical weight is the force created by gravity acting on that mass, so it becomes lower where gravity is weaker. In everyday use, kilograms and pounds are normally treated as mass measurements, even though the word “weight” is commonly used.
Is a gemstone carat the same as the karat used for gold? +
No. A metric carat is a unit of gemstone mass equal to 0.2 grams. Karat, often written with a K, describes the purity of gold and is not a weight unit.