Intro
Dive into the depths of oceanic exploration with our ranking of the worlds largest submarines by size. Discover the top 5 massive underwater vessels, featuring cutting-edge technology and remarkable engineering feats. From military might to scientific research, explore the significance of these giants of the deep, including the Typhoon, Borei, and Oscar II classes.
The world of submarines is a fascinating one, filled with advanced technology, stealth capabilities, and sheer size. When it comes to the largest submarines in the world, there are a few that stand out from the rest. In this article, we'll take a closer look at the top 5 largest submarines in the world, based on their size and displacement.
Submarines play a crucial role in modern naval warfare, providing a versatile platform for reconnaissance, surveillance, and attack missions. They are also essential for deterring enemy forces and maintaining maritime security. The development of large submarines has been driven by the need for greater endurance, payload capacity, and advanced sensors and communication systems.
From the early days of submarine warfare to the present, submarines have evolved significantly, with modern vessels boasting advanced technologies and capabilities. The largest submarines in the world are truly impressive, with some measuring over 500 feet in length and displacing tens of thousands of tons of water.
In this article, we'll explore the top 5 largest submarines in the world, highlighting their key features, specifications, and capabilities.
The Largest Submarines in the World

The following are the top 5 largest submarines in the world, ranked by their size and displacement.
1. Typhoon-class Submarines (Russia)
The Typhoon-class submarines are the largest submarines in the world, with a length of 560 feet (170 meters) and a displacement of 48,000 tons. These massive vessels were built by the Soviet Union in the 1980s and are still in service with the Russian Navy.

The Typhoon-class submarines are powered by two nuclear reactors and have a speed of over 22 knots. They are equipped with 20 ballistic missile launchers and can carry up to 200 sailors and officers.
2. Ohio-class Submarines (USA)
The Ohio-class submarines are the second-largest submarines in the world, with a length of 560 feet (170 meters) and a displacement of 18,750 tons. These submarines were built by the United States in the 1980s and are still in service with the US Navy.

The Ohio-class submarines are powered by a nuclear reactor and have a speed of over 20 knots. They are equipped with 24 ballistic missile launchers and can carry up to 154 sailors and officers.
3. Borei-class Submarines (Russia)
The Borei-class submarines are the third-largest submarines in the world, with a length of 550 feet (168 meters) and a displacement of 24,000 tons. These submarines were built by Russia in the 2000s and are still in service with the Russian Navy.

The Borei-class submarines are powered by a nuclear reactor and have a speed of over 22 knots. They are equipped with 16 ballistic missile launchers and can carry up to 107 sailors and officers.
4. Vanguard-class Submarines (UK)
The Vanguard-class submarines are the fourth-largest submarines in the world, with a length of 492 feet (150 meters) and a displacement of 16,000 tons. These submarines were built by the United Kingdom in the 1990s and are still in service with the Royal Navy.

The Vanguard-class submarines are powered by a nuclear reactor and have a speed of over 20 knots. They are equipped with 16 ballistic missile launchers and can carry up to 135 sailors and officers.
5. Delta IV-class Submarines (Russia)
The Delta IV-class submarines are the fifth-largest submarines in the world, with a length of 490 feet (149 meters) and a displacement of 18,200 tons. These submarines were built by the Soviet Union in the 1980s and are still in service with the Russian Navy.

The Delta IV-class submarines are powered by two nuclear reactors and have a speed of over 22 knots. They are equipped with 16 ballistic missile launchers and can carry up to 130 sailors and officers.
Gallery of Largest Submarines
Largest Submarines Image Gallery










Frequently Asked Questions
What is the largest submarine in the world?
+The largest submarine in the world is the Typhoon-class submarine, which has a length of 560 feet (170 meters) and a displacement of 48,000 tons.
Which country has the most advanced submarines?
+The United States, Russia, and China are among the countries with the most advanced submarines, with each country having its own unique designs and technologies.
What is the purpose of a submarine?
+Submarines are used for a variety of purposes, including reconnaissance, surveillance, attack missions, and deterring enemy forces. They are also used for scientific research and exploration.
Final Thoughts
In conclusion, the largest submarines in the world are truly impressive vessels that play a critical role in modern naval warfare. From the Typhoon-class submarines to the Ohio-class submarines, each of these vessels has its own unique features and capabilities. Whether used for reconnaissance, surveillance, or attack missions, submarines are an essential part of any naval force.
We hope you found this article informative and interesting. If you have any questions or comments, please feel free to share them with us.