{"id":67327,"date":"2026-10-21T09:54:04","date_gmt":"2026-10-21T06:54:04","guid":{"rendered":"https:\/\/wpcalc.com\/en\/?p=67327"},"modified":"2026-10-21T09:54:04","modified_gmt":"2026-10-21T06:54:04","slug":"cm-to-inches-converter","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/en\/converters\/cm-to-inches-converter\/","title":{"rendered":"cm to Inches 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 Centimeters to Inches \u2014 and Inches Back to Centimeters<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"67327\" data-favorite-title=\"cm to Inches\" data-favorite-url=\"https:\/\/wpcalc.com\/en\/converters\/cm-to-inches-converter\/\" data-favorite-excerpt=\"Convert centimeters to inches (or inches back to centimeters) instantly. Enter a value in either field and get the result plus feet + inches and fractional inches to the nearest 1\/16.\" aria-label=\"Add to Favorites\" data-favorite-icon=\"icon icon-length\">\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\/cm-to-inches-converter\/\" method=\"POST\" class=\"calculator\" id=\"calculator-67327\" data-post=\"67327\"><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\">Centimeters (cm)<\/label><div class=\"term\">cm<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"centimeters_cm\" id=\"field-1\" aria-describedby=\"calc-unit-1 calc-info-1\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"10\"\/><div class=\"unit\" id=\"calc-unit-1\">cm<\/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\">Inches (in)<\/label><div class=\"term\">in<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"inches_in\" id=\"field-2\" aria-describedby=\"calc-unit-2\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"3.937\"\/><div class=\"unit\" id=\"calc-unit-2\">in<\/div><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Re-Calculate\" id=\"calculate-button\" data-post=\"67327\">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>Centimeters<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"cm\"><\/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>Inches<\/span><\/span><span class=\"field-value\" id=\"result-2\" data-unit=\"in\"><\/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>Feet + inches<\/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\" id=\"output-4\"><span class=\"field-title\"><span>Inches, nearest 1\/16<\/span><\/span><span class=\"field-value\" id=\"result-4\" data-unit=\"in\"><\/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>Formula with your values<\/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\u2013100 cm in inches<\/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>Conversion table: 1\u201336 in in centimeters<\/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 class=\"field-result is-column\" id=\"output-8\"><span class=\"field-title\"><span>Common sizes in cm and inches<\/span><\/span><span class=\"field-value\" id=\"result-8\"><\/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=\"67327\" 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>Cm to Inches 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\\[ 1 \\text{ in} = 2.54 \\text{ cm} \\quad\\Longrightarrow\\quad \\text{inches} = \\frac{\\text{centimeters}}{2.54} \\]\n\\[ \\text{centimeters} = \\text{inches} \\times 2.54 \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Where:<\/strong><\/p>\n<ul>\n<li>\\(\\text{inches}\\) \u2014 length in inches (in)<\/li>\n<li>\\(\\text{centimeters}\\) \u2014 length in centimeters (cm)<\/li>\n<li>\\(2.54\\) \u2014 the exact number of centimeters in one inch, fixed by the international yard and pound agreement of 1959<\/li>\n<\/ul>\n<p>Because the definition is exact, converting either way is a single multiplication or division with no rounding error introduced by the conversion factor itself.<\/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>Cm to Inches \u2013 Calculation Example<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>Example:<\/strong> you have a shelf bracket that is 10 cm long and need to know its length in inches for a hardware store that sells in imperial sizes.<\/p>\n<p>\\[ \\text{inches} = \\frac{10 \\text{ cm}}{2.54} = 3.9370 \\text{ in} \\]<\/p>\n<p>Rounded to the nearest 1\/16 inch, that is 3 15\/16 in \u2014 a size you can measure directly with a standard imperial tape measure.<\/p>\n<p><strong>Result:<\/strong> 10 cm = 3.937 in \u2248 3 15\/16 in.<\/p>\n<p>\n\r\n<\/section>\n<h2>How to use the cm to inches converter<\/h2>\n<ol>\n<li>Enter your length in the <strong>Centimeters (cm)<\/strong> field \u2014 the inches value updates instantly.<\/li>\n<li>Or type a value into the <strong>Inches (in)<\/strong> field instead: the converter follows whichever field you edited last, so it also works as an inches to cm converter.<\/li>\n<li>Read the <strong>Conversion Results<\/strong> below the inputs: the value in centimeters, the value in inches, the same length split into <strong>feet + inches<\/strong>, and the length rounded to the <strong>nearest 1\/16 of an inch<\/strong> \u2014 handy if you are working with an imperial tape measure or drill bit sizes.<\/li>\n<li>Check <strong>Formula with your values<\/strong> to see the exact calculation with your numbers substituted in, so you can reproduce it by hand.<\/li>\n<li>Scroll down for the ready-made reference tables: 1\u2013100 cm in inches, 1\u201336 inches in centimeters, and common sizes for screens, paper, and human height.<\/li>\n<\/ol>\n<h2>What the conversion means<\/h2>\n<p>Centimeters belong to the metric system, inches to the imperial\/US customary system. The bridge between them is deliberately simple: in 1959 the English-speaking countries formally agreed that one inch equals exactly 2.54 centimeters. Four significant numbers summarizes it well convert both directions \u2014 dividing by 2.54 takes you from centimeters to inches, multiplying by 2.54 takes you back. One centimeter is therefore about 0.3937 inches, and one foot (12 inches) is exactly 30.48 cm.<\/p>\n<p>In everyday terms, a credit card is about 8.6 cm (3.37 in) wide, an A4 sheet is 29.7 cm (11.69 in) long, and a person measuring 180 cm is 5 ft 11 in. Being able to switch between the systems quickly matters whenever a product, tool, or specification was designed in one system but sold in a country using the other \u2014 clothing, electronics, woodworking, and engineering drawings are the usual suspects.<\/p>\n<p>The fractional result deserves a note. Metric measurements use decimals, but imperial tape measures, wrenches, and drill bits are sized in fractions \u2014 typically eighths, sixteenths, or thirty-seconds of an inch. That is why the calculator shows the inches rounded to the nearest 1\/16 in: it converts a metric number such as 3.937 in into a fraction (3 15\/16 in) you can actually mark on a tape or request at a store. If you need finer precision, read the decimal inches result instead and ignore the fraction.<\/p>\n<p>For heights and room dimensions, the feet + inches line is often the most readable: 170 cm, for instance, is 5 ft 7 in \u2014 the format people use when describing a person's height in the United States or United Kingdom. If you work with meters as well, the <a href=\"https:\/\/wpcalc.com\/en\/converters\/meters-to-feet\/\">Meters to Feet converter<\/a> handles the full-height range, and the <a href=\"https:\/\/wpcalc.com\/en\/converters\/feet-and-inches-calculator\/\">Feet and Inches calculator<\/a> works entirely in imperial units.<\/p>\n<h2>Accuracy, assumptions, and practical tips<\/h2>\n<ul>\n<li><strong>The factor is exact.<\/strong> 1 in = 2.54 cm is a definition, not an approximation. Any error in the result comes only from the precision of your input or from rounding for display.<\/li>\n<li><strong>Rounding.<\/strong> The main results are shown to 4 decimal places; the tables to 2 decimal places; fractions to the nearest 1\/16 in. For precision work (like machining), keep more decimals in your own calculation.<\/li>\n<li><strong>Non-negative lengths only.<\/strong> The calculator accepts lengths from zero up to 1,000,000,000 cm (or 100,000,000 in). Negative distances are physically meaningless, so they are rejected with a message.<\/li>\n<li><strong>It converts length, not area or volume.<\/strong> Square and cubic conversions scale differently: 1 in\u00b2 = 6.4516 cm\u00b2 and 1 in\u00b3 = 16.3871 cm\u00b3. For volume in imperial units, see the <a href=\"https:\/\/wpcalc.com\/en\/converters\/cubic-feet-calculator\/\">Cubic Feet calculator<\/a> or the <a href=\"https:\/\/wpcalc.com\/en\/converters\/tank-volume-calculator\/\">Tank Volume calculator<\/a>.<\/li>\n<li><strong>Screen sizes.<\/strong> Television and monitor diagonals are advertised in inches (e.g. a 55\" TV is 139.7 cm diagonal) \u2014 the common sizes table lists these conversions so you can check whether a screen fits your wall or cabinet measured in centimeters.<\/li>\n<li><strong>Paper sizes.<\/strong> ISO A-series paper (A4, A5, A3) is defined in centimeters\/millimeters, while US Letter and Legal are defined in inches. The table shows both; for a broader comparison try the <a href=\"https:\/\/wpcalc.com\/en\/converters\/paper-size-converter\/\">Paper Sizes converter<\/a>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Convert centimeters to inches (or inches back to centimeters) instantly. Enter a value in either field and get the result plus feet + inches and fractional inches to the nearest 1\/16.<\/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":[29],"class_list":["post-67327","post","type-post","status-publish","format-standard","hentry","category-converters","tag-length-units"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67327","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=67327"}],"version-history":[{"count":1,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67327\/revisions"}],"predecessor-version":[{"id":67328,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/posts\/67327\/revisions\/67328"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/media?parent=67327"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/categories?post=67327"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/en\/wp-json\/wp\/v2\/tags?post=67327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}