Convert pounds (lbs) to ounces (oz) and back. Mixed lbs+oz format, grams, kg, stones, ounce scale bars, standard package sizes, and reference table.
One pound equals 16 ounces, which makes this conversion useful any time a decimal pound reading needs to become a precise ounce count. That comes up in recipes, package labels, grocery planning, and shipping cutoffs. It also matters when you need to compare a scale reading with a packaging threshold, because ounces are often the number used for the final decision.
This converter works in both directions and shows total ounces, mixed lb+oz format, grams, kilograms, stones, and short tons. It is useful for turning a scale reading like 2.5 lb into 40 oz, or checking whether a package falls inside a mailing threshold measured in ounces. The extra unit views help keep the conversion useful outside the calculator itself, where you may need to write the answer in a different format.
The reference table and package examples are meant to speed up those common lookups without manual multiplication. They also make it easier to tell whether an ounce result is a neat round number or a value that should stay in decimal pounds.
Pounds are convenient for larger items, while ounces are better for exact portions and mailing weights. This converter moves between both views quickly and shows the metric equivalents at the same time. That makes it easier to compare the result with labels, recipes, and shipping rules without doing the same multiplication twice.
ounces = pounds × 16 pounds = ounces ÷ 16 1 oz = 28.3495 g | 1 lb = 453.592 g = 0.4536 kg
Result: 40 oz = 2 lb 8 oz = 1,134 g
2.5 × 16 = 40 ounces. Mixed: 2 lb 8 oz. Metric: 1,133.98 g ≈ 1.134 kg.
Grocery shopping often requires ounce-to-pound mental math. A 12 oz package of bacon = ¾ lb. A 24 oz jar of sauce = 1.5 lbs. Knowing these conversions helps you compare unit prices and plan portions.
USPS prices First Class Mail by the ounce and Priority Mail by the pound. Knowing your package's exact ounce weight can save money by choosing the right service tier. For example, a 14 oz package is cheaper via First Class than Priority, but at 14 oz it's close to the 13 oz cutoff for First Class.
Meat and produce are sold by the pound but recipes often call for ounces. A recipe requiring "6 oz of chicken" from a 1.5 lb (24 oz) package means you need ¼ of the package. This converter makes these calculations instant.
16 ounces. That is the fixed ratio used for everyday weight in the US system.
40 ounces (2.5 × 16). This is the same calculation the converter uses for any decimal-pound input.
4 ounces. Half a pound is 8 ounces and three-quarters of a pound is 12 ounces, so the common fractions are easy to spot.
Multiply by 16. For example, 3.75 lbs × 16 = 60 oz, which is the exact ounce equivalent.
About 28.35 grams, roughly the weight of a AA battery. That is the standard avoirdupois ounce used for general weight conversion.
Weight ounces (oz) measure mass, while fluid ounces (fl oz) measure volume. They are numerically equal only for water-like cases, so the unit label must stay attached to the number.