{"id":100042,"date":"2026-10-26T08:12:30","date_gmt":"2026-10-26T08:12:30","guid":{"rendered":"https:\/\/cargoholidays.com\/?p=100042"},"modified":"2026-10-26T08:12:31","modified_gmt":"2026-10-26T08:12:31","slug":"how-much-does-a-cargo-ship-weigh","status":"publish","type":"post","link":"https:\/\/cargoholidays.com\/it\/how-much-does-a-cargo-ship-weigh","title":{"rendered":"How Much Does a Cargo Ship Weigh? Tonnage Explained"},"content":{"rendered":"<div class=\"chb-post\">\n\n<p class=\"chb-updated\">Last updated: 26 October 2026 &middot; By Steve Joury, cargo trip advisor at CargoHolidays<\/p>\n\n<p class=\"chb-lede\"><strong>A large cargo ship can weigh well over 200,000 tonnes when fully loaded; the biggest container ships and oil tankers are among the heaviest moving objects people have built.<\/strong> But &lsquo;weight&rsquo; in shipping has several meanings. Here&rsquo;s how ship tonnage works, with typical figures.<\/p>\n\n<div class=\"chb-cta-bar\">\n<a class=\"chb-btn\" href=\"https:\/\/cargoholidays.com\/it\/richiedi-informazioni-su-una-crociera-con-trasporto-merci\/\">Find my voyage &rarr;<\/a>\n<a class=\"chb-btn chb-btn--ghost\" href=\"https:\/\/cargoholidays.com\/it\/biggest-ships-in-the-world\/\">Biggest ships<\/a>\n<\/div>\n\n<div class=\"chb-keyfacts\">\n<p class=\"chb-keyfacts-title\">Key facts at a glance<\/p>\n<ul><li><strong>Displacement<\/strong> is the actual weight of the ship and everything on board.<\/li><li><strong>Deadweight (DWT)<\/strong> is how much cargo, fuel and stores it can carry.<\/li><li><strong>Gross tonnage (GT)<\/strong> measures internal volume, not weight.<\/li><li>The largest container ships have deadweights of around <strong>200,000+ tonnes<\/strong>.<\/li><li>Very large crude carriers have deadweights of roughly <strong>300,000 tonnes<\/strong>.<\/li><\/ul>\n<\/div>\n\n<nav class=\"chb-toc\" aria-label=\"Contents\">\n<p class=\"chb-toc-title\">In this guide<\/p>\n<ol><li><a href=\"#the-three-ways-to-measure-a-ship\">The three ways to measure a ship<\/a><\/li><li><a href=\"#typical-weights-by-ship-type\">Typical weights by ship type<\/a><\/li><li><a href=\"#how-does-something-so-heavy-float\">How does something so heavy float?<\/a><\/li><li><a href=\"#why-weight-limits-matter\">Why weight limits matter<\/a><\/li><li><a href=\"#faq\">Domande frequenti<\/a><\/li><\/ol>\n<\/nav>\n\n<h2 id=\"the-three-ways-to-measure-a-ship\">The three ways to measure a ship<\/h2>\n<table><thead><tr><th>Measure<\/th><th>What it means<\/th><\/tr><\/thead><tbody>\n<tr><td>Lightship weight<\/td><td>The empty ship: steel, engines, equipment<\/td><\/tr>\n<tr><td>Deadweight (DWT)<\/td><td>Everything it can carry: cargo, fuel, water, stores, crew<\/td><\/tr>\n<tr><td>Displacement<\/td><td>Lightship + deadweight: the total weight of water the loaded ship pushes aside<\/td><\/tr>\n<tr><td>Gross tonnage (GT)<\/td><td>A measure of enclosed volume used for fees and rules &ndash; not a weight<\/td><\/tr>\n<\/tbody><\/table>\n<p>So when people ask <strong>how much does a cargo ship weigh<\/strong>, the honest answer is usually its displacement when loaded.<\/p>\n<figure class=\"chb-figure\"><img src=\"https:\/\/cargoholidays.com\/wp-content\/uploads\/2022\/11\/Cargo-Ship-Travel-Cargoholidays12-1024x706.jpg\" alt=\"How much does a cargo ship weigh &ndash; fully loaded container ship\" title=\"How much does a cargo ship weigh &ndash; fully loaded container ship\" width=\"1024\" height=\"706\" loading=\"lazy\" decoding=\"async\"><figcaption>A loaded container ship can weigh more than 200,000 tonnes.<\/figcaption><\/figure>\n<h2 id=\"typical-weights-by-ship-type\">Typical weights by ship type<\/h2>\n<table><thead><tr><th>Nave<\/th><th>Approx. deadweight<\/th><\/tr><\/thead><tbody>\n<tr><td>Feeder container ship<\/td><td>10,000 &ndash; 40,000 t<\/td><\/tr>\n<tr><td>Neo-Panamax container ship<\/td><td>100,000 &ndash; 150,000 t<\/td><\/tr>\n<tr><td>Ultra-large container ship (24,000 TEU)<\/td><td>~200,000 &ndash; 240,000 t<\/td><\/tr>\n<tr><td>Capesize bulk carrier<\/td><td>~170,000 &ndash; 210,000 t<\/td><\/tr>\n<tr><td>Very large ore carrier<\/td><td>Up to ~400,000 t<\/td><\/tr>\n<tr><td>VLCC oil tanker<\/td><td>~300,000 t<\/td><\/tr>\n<\/tbody><\/table>\n<p>Figures are rounded and vary between designs. For dimensions, read <a href=\"https:\/\/cargoholidays.com\/it\/how-big-is-a-container-ship\/\">how big is a container ship<\/a> e <a href=\"https:\/\/cargoholidays.com\/it\/biggest-ships-in-the-world\/\">le navi pi\u00f9 grandi del mondo<\/a>.<\/p>\n<h2 id=\"how-does-something-so-heavy-float\">How does something so heavy float?<\/h2>\n<p>A ship floats because it displaces a weight of water equal to its own weight (Archimedes&rsquo; principle). Its huge hull spreads that weight over a vast volume, so the average density of the ship &ndash; steel plus all the air inside &ndash; is less than seawater. Load more cargo and the ship sinks deeper until it displaces enough water again. Load lines painted on the hull show the safe maximum depth.<\/p>\n<figure class=\"chb-figure\"><img src=\"https:\/\/cargoholidays.com\/wp-content\/uploads\/2026\/10\/how-much-does-a-cargo-ship-weigh-infographic-cargoholidays.jpg\" alt=\"How much does a cargo ship weigh infographic &ndash; tonnage\" title=\"How much does a cargo ship weigh infographic &ndash; tonnage\" width=\"1200\" height=\"800\" loading=\"lazy\" decoding=\"async\"><figcaption>Ship tonnage terms at a glance.<\/figcaption><\/figure>\n<h2 id=\"why-weight-limits-matter\">Why weight limits matter<\/h2>\n<p>A container ship often hits its weight limit before every slot is full, especially with heavy cargo. Officers calculate stability for every voyage, placing heavy boxes low. Too much weight up high makes a ship roll badly &ndash; read <a href=\"https:\/\/cargoholidays.com\/it\/nave-da-carico-in-tempesta\/\">cargo ships in storms<\/a>.<\/p>\n<div class=\"chb-tip\"><strong>Tip:<\/strong> Look for the &ldquo;Plimsoll line&rdquo; markings on a ship&rsquo;s side in port &ndash; they show the maximum safe loaded depth in different seas and seasons.<\/div>\n\n<section class=\"chb-related\" aria-label=\"Guide correlate\">\n<h2 id=\"related-guides\">Related cargo ship travel guides<\/h2>\n<div class=\"chb-grid\"><a class=\"chb-card\" href=\"https:\/\/cargoholidays.com\/it\/how-big-is-a-container-ship\/\"><span class=\"chb-card-kicker\">Ships<\/span><span class=\"chb-card-title\">How big is a container ship?<\/span><span class=\"chb-card-more\">Read guide &rarr;<\/span><\/a><a class=\"chb-card\" href=\"https:\/\/cargoholidays.com\/it\/biggest-ships-in-the-world\/\"><span class=\"chb-card-kicker\">Ships<\/span><span class=\"chb-card-title\">Biggest ships in the world<\/span><span class=\"chb-card-more\">Read guide &rarr;<\/span><\/a><a class=\"chb-card\" href=\"https:\/\/cargoholidays.com\/it\/how-many-containers-fit-on-a-ship\/\"><span class=\"chb-card-kicker\">Ships<\/span><span class=\"chb-card-title\">Quanti container ci stanno su una nave?<\/span><span class=\"chb-card-more\">Read guide &rarr;<\/span><\/a><a class=\"chb-card\" href=\"https:\/\/cargoholidays.com\/it\/cargo-ship-engine\/\"><span class=\"chb-card-kicker\">Ships<\/span><span class=\"chb-card-title\">How big is a cargo ship engine?<\/span><span class=\"chb-card-more\">Read guide &rarr;<\/span><\/a><\/div>\n<\/section>\n\n<h2 id=\"faq\">Domande frequenti<\/h2>\n<div class=\"chb-faq\">\n<h3>How much does a cargo ship weigh?<\/h3>\n<p>Large cargo ships can weigh well over 200,000 tonnes when fully loaded; small feeders weigh far less.<\/p><h3>What is deadweight tonnage?<\/h3>\n<p>The total weight a ship can carry: cargo, fuel, water, stores and crew.<\/p><h3>Is gross tonnage a weight?<\/h3>\n<p>No. Gross tonnage measures the ship&rsquo;s internal volume.<\/p><h3>How does a heavy ship float?<\/h3>\n<p>It displaces a weight of water equal to its own weight, and its average density is less than seawater.<\/p><h3>What is the heaviest type of ship?<\/h3>\n<p>Very large ore carriers and crude oil tankers are among the heaviest when loaded.<\/p>\n<\/div>\n\n<div class=\"chb-booking\">\n<p class=\"chb-booking-title\">Feel the scale for yourself<\/p>\n<p>Stand on the deck of a 200,000-tonne ship as a passenger on a freighter voyage.<\/p>\n<a class=\"chb-btn chb-btn--big\" href=\"https:\/\/cargoholidays.com\/it\/richiedi-informazioni-su-una-crociera-con-trasporto-merci\/\">Find my voyage &rarr;<\/a>\n<p class=\"chb-booking-small\">Free, no-obligation quote &middot; Reply within 48 hours &middot; <a href=\"https:\/\/cargoholidays.com\/it\/chiedi-al-capitano\/\">Chiedi al capitano<\/a> &middot; <a href=\"https:\/\/cargoholidays.com\/it\/come-procedere-per-una-crociera-con-carico\/\">How booking works<\/a><\/p>\n<\/div>\n\n<\/div>\n\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"How much does a cargo ship weigh?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Large cargo ships can weigh well over 200,000 tonnes when fully loaded; small feeders weigh far less.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What is deadweight tonnage?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"The total weight a ship can carry: cargo, fuel, water, stores and crew.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            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But &lsquo;weight&rsquo; in shipping has several meanings. Here&rsquo;s how ship tonnage works, [&hellip;]<\/p>","protected":false},"author":1,"featured_media":99992,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"single3.php","format":"standard","meta":[],"categories":[118],"tags":[1588,1779,1778],"yst_prominent_words":[],"acf":[],"_links":{"self":[{"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/posts\/100042"}],"collection":[{"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/comments?post=100042"}],"version-history":[{"count":1,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/posts\/100042\/revisions"}],"predecessor-version":[{"id":100043,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/posts\/100042\/revisions\/100043"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/media\/99992"}],"wp:attachment":[{"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/media?parent=100042"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/categories?post=100042"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/tags?post=100042"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/cargoholidays.com\/it\/wp-json\/wp\/v2\/yst_prominent_words?post=100042"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}