Sperm whale A sperm whale (Physeter macrocephalus) compared in size with an elephant and a human. (more) Which Is Bigger: Sperm Whale or Colossal Squid? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/Which-Is-Bigger-Sperm-Whale-or-Colossal-Squid Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your feedback Our editors will review what you’ve submitted and determine whether to revise the article.

　　External Websites Ask the Chatbot a Question Written by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... The Editors of Encyclopaedia Britannica Last Updated: Sep 10, 2025 • Article History Table of Contents Table of Contents Ask the Chatbot The sperm whale, which preys on the colossal squid, is generally bigger than the colossal squid. A male sperm whale can grow to about 24 meters (79 feet) long and weigh up to 50 metric tons (50,000 kg or 110,000 pounds). The colossal squid, by comparison, can reach lengths of up to 14 meters (46 feet) and weigh more than 500 kg (1,100 pounds) when measuring both the body and the tentacles, although a colossal squid of this length has not yet been observed. Female sperm whales, however, are usually under 14 meters in length, and so some colossal squids, ...(100 of 113 words)

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