---
title: "How much does a great hammerhead weigh?"
description: "A great hammerhead weighs 150–580 kg (331–1,280 lb). How that compares to other things, and where the number comes from."
url: https://atoneplace.net/weight/great-hammerhead/
site: "At One Place"
---

# How much does a great hammerhead weigh?

**Typical weight: 150–580 kg**

That is 331–1,280 lb.

The largest hammerhead, whose broad head spreads its electroreceptors for finding buried rays.

## How that compares

*Great hammerhead against things of a similar mass.*

- California sea lion: 50–400 kg
- Hot air balloon: 150–450 kg
- Atlantic bluefin tuna: 130–680 kg
- Great hammerhead: 150–580 kg
- American alligator: 70–500 kg
- Tiger: 100–310 kg
- Galapagos tortoise: 60–417 kg
- Motorcycle: 90–400 kg

## More about a great hammerhead

- [How long does a great hammerhead last?](https://atoneplace.net/how-long/great-hammerhead/) — 20–44 yr

## Common questions

### How much does a great hammerhead weigh?

A great hammerhead weighs 150–580 kg (331–1,280 lb).

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## Sources

- National Oceanic and Atmospheric Administration — NOAA (https://www.noaa.gov/) [Public domain (US Government)]