{"id":67333,"date":"2026-10-21T09:55:40","date_gmt":"2026-10-21T06:55:40","guid":{"rendered":"https:\/\/wpcalc.com\/en\/?p=67333"},"modified":"2026-10-21T09:55:40","modified_gmt":"2026-10-21T06:55:40","slug":"grams-to-ounces-converter","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/en\/converters\/grams-to-ounces-converter\/","title":{"rendered":"Grams to Ounces Converter"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Convert Grams to Ounces \u2014 and Ounces Back to Grams<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"67333\" data-favorite-title=\"Grams to Ounces\" data-favorite-url=\"https:\/\/wpcalc.com\/en\/converters\/grams-to-ounces-converter\/\" data-favorite-excerpt=\"Convert grams to ounces and ounces back to grams instantly. Choose avoirdupois ounces for everyday weights or troy ounces for gold and silver, and get the exact formula, a pounds-plus-ounces breakdown, and full conversion tables.\" aria-label=\"Add to Favorites\" data-favorite-icon=\"icon icon-units\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/en\/converters\/grams-to-ounces-converter\/\" method=\"POST\" class=\"calculator\" id=\"calculator-67333\" data-post=\"67333\"><fieldset class=\"fieldset-input is-2\"><legend class=\"sr-only\">Input Fields<\/legend><div class=\"field has-term\" id=\"input-1\"><label for=\"field-1\">Grams (g)<\/label><div class=\"term\">g<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"grams_g\" id=\"field-1\" aria-describedby=\"calc-unit-1 calc-info-1\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"100\"\/><div class=\"unit\" id=\"calc-unit-1\">g<\/div><small id=\"calc-info-1\">Type in either field \u2014 the converter follows the field you last edited.<\/small><\/div><div class=\"field has-term\" id=\"input-2\"><label for=\"field-2\">Ounces (oz)<\/label><div class=\"term\">oz<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"ounces_oz\" id=\"field-2\" aria-describedby=\"calc-unit-2 calc-info-2\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"3.52739\"\/><div class=\"unit\" id=\"calc-unit-2\">oz<\/div><small id=\"calc-info-2\">Interpreted in the ounce type selected below.<\/small><\/div><div class=\"field is-single\" id=\"input-3\"><label for=\"field-3\">Ounce type<\/label><div class=\"grid grid-cols-1\"><select id=\"field-3\" name=\"ounce_type\"><option value=\"av\" selected>Avoirdupois ounces \u2014 1 oz = 28.35 g (food, postal, general use)<\/option><option value=\"troy\">Troy ounces \u2014 1 oz t = 31.10 g (gold, silver, precious metals)<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Re-Calculate\" id=\"calculate-button\" data-post=\"67333\">Calculate<\/button><button type=\"reset\">Reset<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Calculate automatically<\/label><small>If enabled, the result will update automatically when you change any value.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Conversion Results<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Grams<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"g\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-2\"><span class=\"field-title\"><span>Ounces<\/span><\/span><span class=\"field-value\" id=\"result-2\" data-unit=\"oz\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-3\"><span class=\"field-title\"><span>Pounds + ounces<\/span><\/span><span class=\"field-value\" id=\"result-3\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-4\"><span class=\"field-title\"><span>Formula with your values<\/span><\/span><span class=\"field-value\" id=\"result-4\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-5\"><span class=\"field-title\"><span>Conversion table: 1\u20131000 g in ounces<\/span><\/span><span class=\"field-value\" id=\"result-5\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-6\"><span class=\"field-title\"><span>Conversion table: 1\u201332 oz in grams<\/span><\/span><span class=\"field-value\" id=\"result-6\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-7\"><span class=\"field-title\"><span>Note: fluid ounces are a volume unit<\/span><\/span><span class=\"field-value\" id=\"result-7\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Copy Result\" aria-label=\"Copy Result\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Copy link to this calculation<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Leave a Comment<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"67333\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">How did this result make you feel?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Like <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Helpful <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Confused <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Disappointed <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Inaccurate <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>Grams to Ounces Formula<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Formula<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\text{oz} = \\frac{m_{\\text{g}}}{28.349523125} \\quad (\\text{avoirdupois}) \\qquad \\text{oz t} = \\frac{m_{\\text{g}}}{31.1034768} \\quad (\\text{troy}) \\\\ \\text{g} = \\text{oz} \\times 28.349523125 \\quad (\\text{avoirdupois}) \\qquad \\text{g} = \\text{oz t} \\times 31.1034768 \\quad (\\text{troy}) \\\\ ]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Where:<\/strong><\/p>\n<ul>\n<li>\\(m_{\\text{g}}\\) \u2014 mass of the object in grams (g)<\/li>\n<li>\\(\\text{oz}\\) \u2014 weight in avoirdupois ounces, the everyday ounce used for food, parcels and body weight<\/li>\n<li>\\(\\text{oz t}\\) \u2014 weight in troy ounces, used for gold, silver and other precious metals<\/li>\n<\/ul>\n<p>The conversion is a simple division or multiplication because both ounce types have exact definitions in grams. One avoirdupois ounce equals 28.349523125 g (the international pound of 0.45359237 kg divided by 16), while one troy ounce equals 31.1034768 g \u2014 about 9.7% heavier.<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-459\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>Grams to Ounces \u2013 Calculation Example<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>Example:<\/strong> a food package is labeled 100 g and you want to know its weight in ounces for a US recipe.<\/p>\n<p>\\[ \\text{oz} = \\frac{100}{28.349523125} = 3.52739... \\approx 3.5274 \\ \\text{oz} \\\\ ]<\/p>\n<p><strong>Result:<\/strong> 100 g \u2248 3.5274 avoirdupois ounces (about 3.53 oz, or roughly 3 oz plus half of another ounce).<\/p>\n<p>If the same 100 g were silver bullion, you would use the troy ounce instead:<\/p>\n<p>\\[ \\text{oz t} = \\frac{100}{31.1034768} = 3.2151 \\ \\text{oz t} \\\\ ]<\/p>\n<p><strong>Result:<\/strong> 100 g \u2248 3.2151 troy ounces \u2014 noticeably fewer, because a troy ounce is heavier.<\/p>\n<p>\n\r\n<\/section>\n<h2>How to Use the Calculator<\/h2>\n<ol>\n<li>Choose the <strong>Ounce type<\/strong>: <em>Avoirdupois ounces<\/em> for food, postal and general weights, or <em>Troy ounces<\/em> for gold, silver and precious metals.<\/li>\n<li>Type your value into <strong>Grams (g)<\/strong> to convert grams to ounces, or into <strong>Ounces (oz)<\/strong> to convert ounces back to grams \u2014 the converter follows whichever field you edited last.<\/li>\n<li>Read the results: the converted value, a pounds-plus-ounces breakdown, the formula filled in with your numbers, and two conversion tables (1\u20131000 g in ounces and 1\u201332 oz in grams).<\/li>\n<li>If you switch the ounce type, the value you entered is preserved and recalculated with the new ounce definition.<\/li>\n<\/ol>\n<h2>What Is an Ounce, and Which One Do You Need?<\/h2>\n<p>The ounce is a unit of weight from the imperial and US customary systems, still used widely in the United States, the United Kingdom and in international trade. Recipes, nutrition labels, postage rates and gym dumbbells in these countries are commonly expressed in ounces (oz), while most of the world works in grams. Converting between the two is one of the most frequent everyday unit conversions \u2014 a recipe calling for \"4 oz of cheese\" means about 113 g.<\/p>\n<p>There are in fact <strong>two different ounces<\/strong>, and picking the wrong one is the most common mistake. The <strong>avoirdupois ounce<\/strong> (28.35 g) is the default for everything ordinary: food, letters, baby weights, cosmetics. The <strong>troy ounce<\/strong> (31.10 g) is used almost exclusively for precious metals. When you see a gold or silver price quoted \"per ounce,\" it is always the troy ounce \u2014 that is why a \"1 oz\" gold coin weighs more than a \"1 oz\" candy bar. Multiplying grams by the wrong factor introduces an error of nearly 10%.<\/p>\n<p>The result also includes a pounds-plus-ounces breakdown because the ounce is not the largest imperial weight unit: 16 avoirdupois ounces make 1 pound (lb). A weight of 40 oz is therefore more naturally written as 2 lb 8 oz. For troy weights, the relationships are different: 12 troy ounces make 1 troy pound.<\/p>\n<p>For quick mental math, remember that <strong>1 g \u2248 0.035 oz<\/strong> (so 100 g \u2248 3.5 oz) and <strong>1 oz \u2248 28.35 g<\/strong> (so 1 kg \u2248 35.27 oz). If you work with larger masses, our <a href=\"https:\/\/wpcalc.com\/en\/converters\/kg-to-lbs-converter\/\">kg to lbs converter<\/a> handles kilograms and pounds directly.<\/p>\n<h2>Assumptions, Limitations and Practical Tips<\/h2>\n<ul>\n<li>All values are <strong>non-negative weights<\/strong>; this converter does not handle negative numbers or temperatures.<\/li>\n<li>The math uses the <strong>exact legal definitions<\/strong> (1 avoirdupois oz = 28.349523125 g, 1 troy oz = 31.1034768 g), then rounds for display, so results are accurate to the precision shown rather than to approximate rules like \"1 oz \u2248 28 g.\"<\/li>\n<li><strong>Beware of fluid ounces (fl oz):<\/strong> they measure <em>volume<\/em>, not weight. A fluid ounce of water weighs about 29.6 g, but a fluid ounce of honey weighs about 42 g \u2014 density matters, so you cannot convert between them without knowing what liquid you have.<\/li>\n<li>When buying gold or silver, check the listing carefully: bullion is quoted in troy ounces, but some jewelry listings use grams or pennyweights. The <a href=\"https:\/\/wpcarc.com\/en\/converters\/gold-karat-to-purity-converter\/\" target=\"_blank\" rel=\"noopener\"><\/a>our gold karat purity converter can help you interpret fineness markings once you know the weight.<\/li>\n<li>Nutrition labels in the US show both ounces and grams per serving; this converter lets you check either direction instantly.<\/li>\n<li>For very small medicinal or laboratory doses, a unit converter alone is not enough \u2014 always confirm dosing with a professional or an appropriate device.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Convert grams to ounces and ounces back to grams instantly. Choose avoirdupois ounces for everyday weights or troy ounces for gold and silver, and get the exact formula, a pounds-plus-ounces breakdown, and full conversion tables.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[13],"class_list":["post-67333","post","type-post","status-publish","format-standard","hentry","category-converters","tag-basic-units"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67333","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/comments?post=67333"}],"version-history":[{"count":1,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67333\/revisions"}],"predecessor-version":[{"id":67334,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67333\/revisions\/67334"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/media?parent=67333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/categories?post=67333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/tags?post=67333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}