{"id":228,"date":"2026-08-21T16:59:24","date_gmt":"2026-08-21T16:59:24","guid":{"rendered":"https:\/\/netguide.io\/tools\/einheiten-umrechner\/"},"modified":"2026-08-21T16:59:24","modified_gmt":"2026-08-21T16:59:24","slug":"einheiten-umrechner","status":"publish","type":"post","link":"https:\/\/netguide.io\/tools\/de\/einheiten-umrechner\/","title":{"rendered":"Einheiten-Umrechner"},"content":{"rendered":"<div id=\"netgu-3798723030\" class=\"netgu-before-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"3494115342\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<style>\n.wp-un-container { max-width:100%; background:#fff; padding:20px; border:1px solid #ddd; border-radius:10px; font-family:-apple-system, sans-serif; color:#333; }\n.wp-un-title { margin:0 0 15px 0; color:#2271b1; font-size:1.4rem; }\n.wp-un-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(140px, 1fr)); gap:12px; margin-bottom:10px; }\n.wp-un-input-group label { display:block; font-size:11px; font-weight:bold; margin-bottom:4px; text-transform:uppercase; color:#666; }\n.wp-un-input-group input, .wp-un-input-group select { width:100%; padding:8px; border:1px solid #ccc; border-radius:4px; box-sizing:border-box; }\n.wp-un-checkbox-group { margin:15px 0; font-size:12px; display:flex; align-items:center; gap:8px; color:#666; }\n.wp-un-note { font-size:12px; color:#666; margin-top:12px; min-height:1em; }\n.wp-un-warn { color:#d63638; font-weight:bold; }\n.wp-un-results { margin-top:20px; border-top:2px solid #eee; padding-top:15px; }\n.wp-un-res-item { display:flex; justify-content:space-between; margin-bottom:6px; font-size:14px; gap:10px; }\n.wp-un-total { font-weight:bold; font-size:18px; color:#2271b1; margin:10px 0; padding:5px 0; border-top:1px solid #eee; border-bottom:1px solid #eee; }\n.wp-un-val { color:#2271b1; font-weight:bold; }\n.wp-un-out { width:100%; box-sizing:border-box; padding:10px; border:1px solid #ccc; border-radius:4px; font-family:monospace; font-size:13px; word-break:break-all; background:#f7f7f7; margin-top:6px; }\n.wp-un-btn { background:#2271b1; color:#fff; border:none; padding:9px 14px; border-radius:4px; cursor:pointer; font-size:13px; margin-top:10px; }\n<\/style><div class=\"wp-un-container\">\n  <h3 class=\"wp-un-title\">Einheiten-Umrechner<\/h3>\n  <div class=\"wp-un-grid\">\n    <div class=\"wp-un-input-group\"><label>Kategorie<\/label><select id=\"un-cat\" onchange=\"unRebuild()\"><option value=\"length\" selected>L\u00e4nge<\/option><option value=\"weight\">Gewicht<\/option><option value=\"area\">Fl\u00e4che<\/option><option value=\"temp\">Temperatur<\/option><\/select><\/div>\n    <div class=\"wp-un-input-group\"><label>Wert<\/label><input type=\"number\" id=\"un-val\" value=\"1\" step=\"any\" oninput=\"unConv()\"><\/div>\n    <div class=\"wp-un-input-group\"><label>Von Einheit<\/label><select id=\"un-from\" onchange=\"unConv()\"><\/select><\/div>\n  <\/div>\n  <div class=\"wp-un-results\" id=\"un-out\"><\/div>\n<\/div>\n<script>\nvar UNITDATA={\n length:{ m:1, km:1000, cm:0.01, mm:0.001, mi:1609.344, yd:0.9144, ft:0.3048, in:0.0254 },\n weight:{ g:1, kg:1000, mg:0.001, t:1000000, lb:453.59237, oz:28.349523 },\n area:{ 'm\\u00b2':1, 'km\\u00b2':1000000, ha:10000, 'cm\\u00b2':0.0001, 'ft\\u00b2':0.09290304, ac:4046.8564 }\n};\nfunction unTempTo(v,from){ if(from==='C')return v; if(from==='F')return (v-32)*5\/9; return v-273.15; }\nfunction unTempFrom(c,to){ if(to==='C')return c; if(to==='F')return c*9\/5+32; return c+273.15; }\nfunction unFmt(x){ if(!isFinite(x))return '-'; var n=Number(x.toPrecision(7)); return n.toLocaleString('en-US',{maximumFractionDigits:7}); }\nfunction unRebuild(){\n  var cat=document.getElementById('un-cat').value; var sel=document.getElementById('un-from'); var box=document.getElementById('un-out'); sel.innerHTML=''; box.innerHTML='';\n  var units = (cat==='temp') ? ['C','F','K'] : Object.keys(UNITDATA[cat]);\n  var labels = (cat==='temp') ? {C:'\\u00b0C (Celsius)',F:'\\u00b0F (Fahrenheit)',K:'K (Kelvin)'} : null;\n  for(var i=0;i<units.length;i++){ var op=document.createElement('option'); op.value=units[i]; op.textContent=labels?labels[units[i]]:units[i]; if(i===0)op.selected=true; sel.appendChild(op);\n    var row=document.createElement('div'); row.className='wp-un-res-item'; var s1=document.createElement('span'); s1.textContent=labels?labels[units[i]]:units[i]; var s2=document.createElement('span'); s2.className='wp-un-val'; s2.id='un-r-'+i; s2.textContent='0'; row.appendChild(s1); row.appendChild(s2); box.appendChild(row);\n  }\n  unConv();\n}\nfunction unConv(){\n  var cat=document.getElementById('un-cat').value; var v=parseFloat(document.getElementById('un-val').value)||0; var from=document.getElementById('un-from').value;\n  var units = (cat==='temp') ? ['C','F','K'] : Object.keys(UNITDATA[cat]);\n  for(var i=0;i<units.length;i++){ var res;\n    if(cat==='temp'){ res=unTempFrom(unTempTo(v,from),units[i]); }\n    else { var base=v*UNITDATA[cat][from]; res=base\/UNITDATA[cat][units[i]]; }\n    var el=document.getElementById('un-r-'+i); if(el) el.textContent=unFmt(res);\n  }\n}\nunRebuild();\n<\/script>\n\n\n<div id=\"netgu-3712694972\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<!-- NetGuide.io-After-Widget-Tools -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-6258556257245998\"\r\n     data-ad-slot=\"5175852350\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Einheiten schnell umrechnen<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Der Umrechner deckt die wichtigsten physikalischen Gr\u00f6\u00dfen ab: L\u00e4nge, Gewicht, Fl\u00e4che und Temperatur. Gib einen Wert und die Ausgangseinheit ein \u2013 das Ergebnis erscheint sofort in allen Einheiten der Kategorie.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metrisch & imperial:<\/strong> z. B. Meter \u2194 Fu\u00df, Kilogramm \u2194 Pfund, Quadratmeter \u2194 Acre.<\/li>\n\n\n<li><strong>Temperatur:<\/strong> Celsius, Fahrenheit und Kelvin \u2013 mit korrekten Umrechnungsformeln (nicht nur Faktor).<\/li>\n\n\n<li><strong>Alle auf einmal:<\/strong> Kein Hin-und-Her \u2013 jede Einheit wird gleichzeitig angezeigt.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Verwandte Rechner<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"\/tools\/de\/dateigroessen-umrechner\/\">Dateigr\u00f6\u00dfen-Umrechner<\/a><\/li>\n\n\n<li><a href=\"\/tools\/de\/prozent-mwst-rechner\/\">Prozent- & MwSt-Rechner<\/a><\/li>\n<\/ul>\n\n\n<div id=\"netgu-706759254\" class=\"netgu-after-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"4559785002\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Einheiten umrechnen \u2013 L\u00e4nge, Gewicht, Fl\u00e4che und Temperatur. Metrisch und imperial, alle Einheiten gleichzeitig. Im Browser.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[53],"tags":[],"class_list":["post-228","post","type-post","status-publish","format-standard","hentry","category-converter"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/comments?post=228"}],"version-history":[{"count":0,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/posts\/228\/revisions"}],"wp:attachment":[{"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/media?parent=228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/categories?post=228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netguide.io\/tools\/wp-json\/wp\/v2\/tags?post=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}