The list of submarine classes in service includes all submarine classes currently in service with navies or other armed forces worldwide. For surface combatants, see the list of naval ship classes in service.
Class | Builder | Displacement Tonnes | Operator | In Service | Built | Under Construction | Comments |
---|---|---|---|---|---|---|---|
Arihant class (Project ATV) | ![]() | 7,000 | ![]() | 3 | 4 | 0 | |
Borei class (Project 955 Borey) | ![]() | 24,000 | ![]() | 7 | 7 | 3 | |
Delta class (Project 667BDR Kal'mar / 667BDRM Del'fin) | ![]() ![]() | 18,200 | ![]() | 8 | 9 | 0 | Including 2 Delta III (1 in special operations role, the other (Ryazan) reclassified as SSN) [2] [3] [4] and 6 Delta IV (1 special ops) [5] |
Jin class (Type 094) | ![]() | 11,000 | ![]() | 6 | 6 | 2 | |
Ohio class (SSBN-726) | ![]() | 18,750 | ![]() | 14 | 18 | 0 | 24 planned 6 cancelled, 4 converted to SSGN |
Triomphant class | ![]() | 14,335 | ![]() | 4 | 4 | 0 | |
Vanguard class | ![]() | 15,900 | ![]() | 4 | 4 | 0 | |
Xia class | ![]() | 8,000 | ![]() | 1 | 1 | 0 |
Class | Builder | Displacement Tonnes | Operator | In Service | Built | Under Construction | Comments |
---|---|---|---|---|---|---|---|
Ohio class (Tactical Trident) | ![]() | 18,750 | ![]() | 4 | 4 | 0 | converted from SSBN |
Oscar class (Project 949 Granit/Project 949A Antey) | ![]() ![]() | 19,400 | ![]() | 6 | 14 | 0 | 2 being modernized, 1 inactive/reserve, 4 scrapped, 1 lost at sea |
Shang class (Type 093G) | ![]() | 7,000 | ![]() | 1 | 1 | 0 | Only G variant of the Shang-class submarine is capable of launching guided cruise missiles |
Yasen class | ![]() | 13,800 | ![]() | 4 | 5 | 4 |
Class | Builder | Displacement Tonnes | Operator | In Service | Built | Under Construction | Comments |
---|---|---|---|---|---|---|---|
Akula class (Project 971 Shchuka) | ![]() ![]() | 13,800 | ![]() | 4 | 15 | 0 | 5 undergoing modernization |
Astute class | ![]() | 7,400 | ![]() | 5 | 6 | 1 | Boat 6 (Agamemnon) in pre-sea trial testing as of May 2025 |
Barracuda class | ![]() | 5,300 | ![]() | 3 | 3 | 3 | 3 in service; total of 6 planned |
Han class (Type 091) | ![]() | 4,500 | ![]() | 3 | 5 | 0 | |
Los Angeles class (SSN-688) | ![]() | 7,000 | ![]() | 24 | 62 | 0 | 35 submarines retired |
Rubis class | ![]() | 2,670 | ![]() | 2 | 6 | 0 | 4 retired |
Seawolf class (SSN-21) | ![]() | 9,300 | ![]() | 3 | 3 | 0 | 29 originally planned, 3rd in class built substantially modified for special missions |
Shang class (Type 093) | ![]() | 8,000 | ![]() | 6 | 6 | 0 | |
Sierra class (Project 945) | ![]() ![]() | 10,400 | ![]() | 2 | 4 | 0 | 2 reserve/undergoing modernization |
Victor class | ![]() ![]() | 7,250 | ![]() | 2 | 48 | 0 | 46 retired |
Virginia class | ![]() | 7,900-10,200 | ![]() | 22 | 24 | 9 | 66 planned |