What is the draft of a ship? Container ships draw 8–17m, bulk carriers 10–23m, cruise ships just 8–10m. Complete guide with 50+ real vessel specifications.
Read the Guide →Free online tool. Enter 6 draft readings (bow, midship, stern — port & starboard), get instant Quarter Mean, trim correction, and cargo weight. Save & print reports.
Try the Calculator →Interactive visual tool. Practice reading metric and imperial draft marks side-by-side. Challenge mode tests your accuracy. No login required.
Open Simulator →Why mega cruise ships draw only 8–10m despite their massive size. Real specs: Icon of the Seas, Queen Mary 2, and 10+ more vessels.
Read More →Draft = waterline to keel. Depth = keel to deck. Clear diagrams explaining freeboard, air draft, and all 4 key vertical measurements.
Clear the Confusion →Sortable, filterable table of 51 real vessels. Compare draft, length, beam, and DWT side-by-side with interactive bar charts.
Compare Vessels →GOTEC (Shandong) Equipment Technology Co., Ltd. specializes in draft survey equipment and maritime measurement technology. Based in Qingdao, China — one of the world's busiest ports — we combine hardware engineering, AI visual algorithms, and decades of maritime expertise to deliver accurate, reliable draft measurement solutions.
Our tools and guides are used by marine surveyors, ship officers, port authorities, and inspection agencies worldwide.
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