{"id":21361,"date":"2020-01-28T15:55:14","date_gmt":"2020-01-28T15:55:14","guid":{"rendered":"https:\/\/www.arimetrics.com\/glosario-digital\/pixel"},"modified":"2026-05-11T22:59:04","modified_gmt":"2026-05-11T22:59:04","slug":"pixel","status":"publish","type":"encyclopedia","link":"https:\/\/www.arimetrics.com\/en\/digital-glossary\/pixel","title":{"rendered":"Pixel"},"content":{"rendered":"<p><img decoding=\"async\" class=\"boxpad wp-image-14762 size-full alignright\" src=\"https:\/\/www.arimetrics.com\/wp-content\/uploads\/2020\/01\/pixel-1.png\" alt=\"pixel\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.arimetrics.com\/wp-content\/uploads\/2020\/01\/pixel-1.png 300w, https:\/\/www.arimetrics.com\/wp-content\/uploads\/2020\/01\/pixel-1-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>Definition:<\/strong><\/p>\n<p>A <em><strong>pixel <\/strong><\/em>is a small piece of code <a href=\"https:\/\/www.arimetrics.com\/en\/digital-glossary\/javascript\">(javascript) <\/a>with which information can be collected about visitors to a website, such as what actions they carried out. The idea is that this data that is collected, will then serve to send users ads that are relevant to them or can generate some type of interest.<\/p>\n<p>Pixels are very useful to measure the performance of a campaign, track conversions and \/ or create audiences based on the behavior of each user.<\/p>\n\n<h2>Types of pixels<\/h2>\n<p>Remarketing pixels: the purpose of these pixels is to track visitors to a website, and then send advertising campaigns to users who left the page without taking any action, such as the purchase.<\/p>\n<p>Conversion pixels: Track sales or <a href=\"https:\/\/www.arimetrics.com\/en\/google-ads-agency-spain\">the advertising campaign.<\/a><\/p>\n<h2>What are the most common pixels<\/h2>\n<p>Among the most used Pixels we find:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.facebook.com\/business\/help\/651294705016616\" target=\"_blank\" rel=\"noopener\">Facebook Pixel<\/a><\/li>\n<li><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/support.google.com\/google-ads\/answer\/1722054?hl=es\" target=\"_blank\" rel=\"noopener\">Google Adwords pixel<\/a><\/li>\n<li><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/help.adroll.com\/hc\/es-es\/articles\/211846018-Funcionamiento-del-p%C3%ADxel-de-AdRoll\" target=\"_blank\" rel=\"noopener\">AdRoll Pixel<\/a><\/li>\n<li><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/about.ads.microsoft.com\/en\/tools\/performance\/conversion-tracking\" target=\"_blank\" rel=\"noopener\">Bing pixel<\/a><\/li>\n<li><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/business.twitter.com\/es\/help\/campaign-measurement-and-analytics\/pixel-helper.html\" target=\"_blank\" rel=\"noopener\">X-Twitter pixel<\/a><\/li>\n<\/ul>\n<h2>Frequently asked questions about Pixel<\/h2>\n<div class=\"geo-faq-block\">\n<details class=\"geo-faq-item\">\n<summary>What does Pixel mean in digital marketing?<\/summary>\n<p>Pixel refers to the concept described in this glossary entry: Definition: A pixel is a small piece of code (javascript) with which information can be collected about visitors to a website, such as what actions they carried out. Pixels are very useful to measure the performance of a campaign, track conversions and \/ or create audiences based on the behavior of each user. It gives teams a shared vocabulary for analysing digital projects.<\/p>\n<\/details>\n<details class=\"geo-faq-item\">\n<summary>When should teams pay attention to Pixel?<\/summary>\n<p>Teams should review Pixel when it affects acquisition, measurement, user experience, content, automation or campaign performance. The important step is to connect the definition with a real decision.<\/p>\n<\/details>\n<details class=\"geo-faq-item\">\n<summary>How is Pixel used in a digital strategy?<\/summary>\n<p>Pixel is used by translating the concept into practical checks: where it appears in the funnel, which data or channel is involved and whether it needs optimisation, monitoring or documentation.<\/p>\n<\/details>\n<details class=\"geo-faq-item\">\n<summary>What is a common mistake when interpreting Pixel?<\/summary>\n<p>A common mistake is using Pixel too broadly. It is better to verify the context, the tool or the metric involved before making strategic or technical conclusions.<\/p>\n<\/details>\n<\/div>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"DefinedTerm\",\n      \"@id\": \"https:\/\/www.arimetrics.com\/en\/digital-glossary\/pixel#definedterm\",\n      \"name\": \"Pixel\",\n      \"description\": \"Definition of Pixel in the Arimetrics Digital Glossary.\",\n      \"inDefinedTermSet\": {\n        \"@type\": \"DefinedTermSet\",\n        \"name\": \"Arimetrics Digital Glossary\",\n        \"url\": \"https:\/\/www.arimetrics.com\/en\/digital-glossary\"\n      }\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/www.arimetrics.com\/en\/digital-glossary\/pixel#faq\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What does Pixel mean in digital marketing?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Pixel refers to the concept described in this glossary entry: Definition: A pixel is a small piece of code (javascript) with which information can be collected about visitors to a website, such as what actions they carried out. 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