{"version":"1.0","provider_name":"Blog","provider_url":"https:\/\/elementor.com\/blog","author_name":"Ben Pines","author_url":"https:\/\/elementor.com\/blog\/author\/ben-pines\/","title":"WP Mail SMTP vs. Site Mailer: The Ultimate Email Deliverability Showdown","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"6AMNQOUEnv\"><a href=\"https:\/\/elementor.com\/blog\/wp-mail-smtp-vs-site-mailer\/\">WP Mail SMTP vs. Site Mailer: The Ultimate Email Deliverability Showdown<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/elementor.com\/blog\/wp-mail-smtp-vs-site-mailer\/embed\/#?secret=6AMNQOUEnv\" width=\"600\" height=\"338\" title=\"&#8220;WP Mail SMTP vs. Site Mailer: The Ultimate Email Deliverability Showdown&#8221; &#8212; Blog\" data-secret=\"6AMNQOUEnv\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/elementor.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/elementor.com\/blog\/wp-content\/uploads\/2025\/01\/SM_Blog_cover.png","thumbnail_width":1200,"thumbnail_height":630,"description":"Are you struggling to find the perfect email deliverability solution for your WordPress site? With so many options out there, choosing the right tool can be overwhelming. Today, we\u2019re diving into a head-to-head comparison of two popular solutions: WP Mail SMTP and our own Site Mailer. Let\u2019s see which one is the best fit for your needs."}