{"id":454,"date":"2026-10-03T18:54:37","date_gmt":"2026-10-03T17:54:37","guid":{"rendered":"https:\/\/wpcalc.com\/de\/irr-err-rechner\/"},"modified":"2026-10-03T18:54:37","modified_gmt":"2026-10-03T17:54:37","slug":"irr-err-rechner","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/de\/finanzen\/irr-err-rechner\/","title":{"rendered":"IRR (Interner Zinsfu\u00df) \/ ERR (Effektive Rendite)-Rechner"},"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\">IRR oder ERR f\u00fcr Ihr Investitionsprojekt berechnen<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"454\" data-favorite-title=\"IRR \/ ERR\" data-favorite-url=\"https:\/\/wpcalc.com\/de\/finanzen\/irr-err-rechner\/\" data-favorite-excerpt=\"Dieser Rechner hilft Ihnen, den internen Zinsfu\u00df (IRR) bzw. die effektive Rendite (ERR) eines Investitionsprojekts zu ermitteln. IRR und ERR sind zentrale Kennzahlen zur Bewertung der Rentabilit\u00e4t von Investitionen und zum Vergleich verschiedener finanzieller Optionen. sie geben den Zinssatz an, bei dem der Kapitalwert (NPV) der Zahlungsstr\u00f6me genau null betr\u00e4gt.\" aria-label=\"Zu Favoriten hinzuf\u00fcgen\" data-favorite-icon=\"icon icon-rate-up\">\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\/de\/finanzen\/irr-err-rechner\/\" method=\"POST\" class=\"calculator\" id=\"calculator-454\" data-post=\"454\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Eingabefelder<\/legend><div class=\"field\" id=\"input-1\"><label for=\"field-1\">Anfangsinvestition<\/label><input type=\"text\" name=\"anfangsinvestition\" id=\"field-1\" aria-describedby=\"calc-unit-1 calc-info-1\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"10000\"\/><div class=\"unit\" id=\"calc-unit-1\">$<\/div><small id=\"calc-info-1\">Geben Sie den Betrag der Anfangsinvestition ein<\/small><\/div><div class=\"field\" id=\"input-2\"><label for=\"field-2\">Cashflows (durch Kommas getrennt)<\/label><input type=\"text\" name=\"cashflows_durch_kommas_getrennt\" id=\"field-2\" aria-describedby=\"calc-info-2\" step=\"any\" value=\"2000, 3000, 4000, 5000, 6000\"\/><small id=\"calc-info-2\">Geben Sie die Cashflows f\u00fcr jedes Jahr ein, durch Kommas getrennt<\/small><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-3\">Anzahl der Jahre<\/label><div class=\"term\">n<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"anzahl_der_jahre\" id=\"field-3\" aria-describedby=\"calc-info-3\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"1\" value=\"5\"\/><small id=\"calc-info-3\">Geben Sie die Anzahl der Jahre der Investition ein<\/small><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Neu berechnen\" id=\"calculate-button\" data-post=\"454\">Berechnen<\/button><button type=\"reset\">Zur\u00fccksetzen<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Automatisch berechnen<\/label><small>Wenn aktiviert, wird das Ergebnis automatisch aktualisiert, sobald Sie einen Wert \u00e4ndern.<\/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> Ihre Ergebnisse<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Interner Zinsfu\u00df (IRR)<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"%\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Ergebnis kopieren\" aria-label=\"Ergebnis kopieren\"><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>Effektive Rendite (ERR)<\/span><\/span><span class=\"field-value\" id=\"result-2\" data-unit=\"%\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Ergebnis kopieren\" aria-label=\"Ergebnis kopieren\"><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\">Link zu dieser Berechnung kopieren<\/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>Kommentar schreiben<\/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=\"454\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Wie finden Sie dieses Ergebnis?<\/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\">Gef\u00e4llt mir <\/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\">Hilfreich <\/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\">Verwirrt <\/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\">Entt\u00e4uscht <\/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\">Ungenau <\/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>Formel f\u00fcr IRR (Interner Zinsfu\u00df) bzw. ERR<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Formel<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n$$NPV = \\sum \\frac{C_t}{(1 + r)^t} = 0$$\n<\/div>\r\n\t<\/figure>\r\n\t<br \/>\n<strong>Wobei gilt:<\/strong><\/p>\n<ul>\n<li>$$NPV$$ \u2013 Kapitalwert (Net Present Value)<\/li>\n<li>$$C_t$$ \u2013 Zahlung zum Zeitpunkt t<\/li>\n<li>$$r$$ \u2013 Rendite (IRR oder ERR)<\/li>\n<li>$$t$$ \u2013 Zeitraum (in Jahren, Monaten oder anderen Zeiteinheiten)<\/li>\n<\/ul>\n<p>Der interne Zinsfu\u00df (IRR) ist der Abzinsungssatz, bei dem der Kapitalwert der Zahlungsstr\u00f6me null betr\u00e4gt. Die effektive Rendite (ERR) ber\u00fccksichtigt den Reinvestitionszinssatz der zwischenzeitlichen Zahlungsstr\u00f6me und eignet sich daher besser f\u00fcr langfristige Projekte.<br \/>\r\n<\/section>\n<p>Der <strong>IRR<\/strong> bezeichnet den Zinssatz, bei dem der Barwert der k\u00fcnftigen Zahlungsstr\u00f6me einer Investition genau den Anschaffungskosten entspricht. Die <strong>ERR<\/strong> (Effektive Rendite) ist eine Variante, die von einer Reinvestition der zwischenzeitlichen Zahlungsstr\u00f6me zum selben Satz wie der IRR ausgeht \u2013 dadurch ist sie f\u00fcr langfristige Investitionen genauer. Sowohl IRR als auch ERR werden in der Unternehmensfinanzierung und der Investitionsplanung h\u00e4ufig zur Bewertung der Rentabilit\u00e4t und des Risikos von Investitionsprojekten eingesetzt.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dieser Rechner hilft Ihnen, den internen Zinsfu\u00df (IRR) bzw. die effektive Rendite (ERR) eines Investitionsprojekts zu ermitteln. IRR und ERR sind zentrale Kennzahlen zur Bewertung der Rentabilit\u00e4t von Investitionen und zum Vergleich verschiedener finanzieller Optionen. sie geben den Zinssatz an, bei dem der Kapitalwert (NPV) der Zahlungsstr\u00f6me genau null betr\u00e4gt.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7],"tags":[48],"class_list":["post-454","post","type-post","status-publish","format-standard","hentry","category-finanzen","tag-zinsen"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/posts\/454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/comments?post=454"}],"version-history":[{"count":1,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/posts\/454\/revisions"}],"predecessor-version":[{"id":4227,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/posts\/454\/revisions\/4227"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/media?parent=454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/categories?post=454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/de\/wp-json\/wp\/v2\/tags?post=454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}