Top 10 Biggest Submarines in the World

1. Typhoon Class Russia Project 941 Akula Class

2. Borei-Class Russia Project 955 Borei

3. Ohio-Class, United States

4. Delta Class, Russia

5. Oscar Class Russia Project 949 A Antey

6. Vanguard Class, UK

7. YasenGraney Class, Russia

8. Triomphant Class, France

9. Sierra Class, Russia

10. Akula Class, Russia