List of submarine classes in service

Ballistic missile submarines

Guided missile submarines

Nuclear-powered attack submarines

Diesel-electric attack submarines

• * Builder: /
• * Displacement: 1,725 tons
• * Operators:
• ** : 5 in service
• ** : 3 in service
• * Builder:
• * Displacement: 1,210 tons
• * Operator: : 2 in service
• submarine
• * Builder:
• * Displacement: 3,050 tons
• * Operator: : 6 in service
• submarine
• * Builder:
• * Displacement: 1,900 tons
• * Operator: : 3 non-AIP in-service, 3 AIP in-service/sea trials, 3 AIP ordered
• submarine
• * Builder: /
• * Displacement: 3,100 tons
• * Operators:
• ** : 8 Kilo, 1 exploded, 1 transferred to Myanmar Navy, known as the
• ** : 2 Kilo and 10 Improved Kilo in service
• ** : 17 in service plus a number of reserves, 6 Improved Kilo ordered
• ** : 2 Original Kilo and 2 Improved Kilo
• ** : 1 Kilo
• ** : 3 Kilo
• ** : 1 Kilo
• ** Vietnam People's Navy: 1 Kilo and 5 Improved Kilo in service
• Kobben-class submarine
• * Builder:
• * Displacement: 485 tons
• * Operators: : 4 in service, handed over from Norway
• Ming-class submarine
• * Builder:
• * Displacement: 2,100 tons
• * Operator:
• **: 14 in service
• **: 2 in service
• submarine
• * Builder:
• * Displacement: 4,000 tons
• * Operator: : 11 in service
• submarine
• * Builder:
• * Displacement: 1,830 tons
• * Operators:
• ** : 1 of many delivered remains in service, restricted capabilities
• submarine
• * Builder:
• * Displacement: 1,653 tons
• * Operator: : 4 in service
• Song-class submarine
• * Builder:
• * Displacement: 2,250 tons
• * Operator: : 13 in service
• *Builder:
• *Displacement: 2116 tons
• * Operators:: 1 in service
• Type 209 submarine
• * Builder:
• * Displacement: 1,230/1,290/1,586 tons
• * Operators:
• ** : 1 in service
• ** : 5 in service
• ** : 2 in service
• ** : 2 in service
• ** : 4 in service
• ** : 2 in service
• ** : 7 in service
• ** : 4 in service
• ** : 5 in service
• ** : 6 in service
• ** : 3 in service
• ** : 9 in service
• ** : 14 in service
• ** : 2 in service
• Ula-class submarine
• * Builder:
• * Displacement: 1,150 tons
• * Operator: : 6 in service
• Victoria-class hunter-killer submarine
• * Builder:
• * Displacement: 2,400 tons
• * Operator: : 4 in service
• submarine
• * Builder:
• * Displacement: 2,800 tons
• * Operator: : 4 in service
• submarine
• * Builder:
• * Displacement: 2,600 tons
• * Operator: : 2 in service
• submarine
• * Builder:
• * Displacement: 370 tons
• * Operator: : 40 in service
• submarine
• * Builder:
• * Displacement: 2,000 tons
• * Operator: : 1 in service
• submarine
• * Builder:
• * Displacement: 593 tons
• * Operator: : 1 in service
• submarine
• * Builder:
• * Displacement: 350-400 tons
• * Operator: : 1 in service
• Type 206 submarine
• * Builder:
• * Displacement: 500 tons
• * Operators:
• ** : 2 in service

  Non-nuclear submarines with [air-independent propulsion]

• * Builder:,
• * Displacement: 1,800 tons
• * Operators: : 1 building
• submarine - both AIP and non-AIP variants; see Diesel-electric attack submarines
• * Builder:,
• * Displacement: 1,647 tons
• * Operators: : 3 in service
• submarine
• * Builder:
• * Displacement: 2,700 tons
• * Operators: : 1 in service, 3 ordered
• Qing-class submarine
• *Builder:
• * Displacement: 6,628 tons
• * Operator: : 1 in service
• * Builder:
• * Displacement: 3,426 tons
• * Operator: : 4 building
• * Builder: /
• * Displacement: 1,590 tons
• * Operator:
• **: 4 ordered/building
• **: 2 in service
• **: 2 in service, 2 under trials, 2 under construction, known as
• **: 2 in service
• * Builder:
• * Displacement: 4,200 tons
• * Operators: : 9 in service, 3 building or planned
• Type 212 submarine
• * Builders: /
• * Displacement: 1,830 tons
• * Operators:
• **: 4 in service, 2 ordered, 2 more planned
• **: 4 in service
• Type 214 submarine
• * Builder:,
• * Displacement: 1,980 tons
• * Operators:
• ** : 4 in service
• ** : 8 in service, 1 building/ordered
• ** : 2 in service
• ** : 6 ordered
• submarine / submarine
• * Builder:
• * Displacement: 1,145 tons
• * Operator:
• **: 2 in service
• **: 2 on a delivery program
• Yuan-class submarine
• * Builder:
• * Displacement: 3,600 tons
• * Operator: : 17 in service, 3 building

  Midget submarines

• Yugo-class submarine
• * Builder:
• * Displacement: 90 up to 110 tons
• * Operator: : 4 in service
• Yono-class submarine
• * Builder:
• * Displacement: 130 tons
• * Operator: : <36 in service
• Ghadir-class submarine
• * Builder:
• * Displacement: 115 tons
• * Operator: : 21 in service

  Special mission submarines

• deep sea rescue submersible
• * Builder:
• * Displacement: 37 tons
• * Operator: : 1 in service
• special mission submarine
• * Builder:
• * Displacement: 730 tons
• * Operator:
• Uniform-class special mission submarine
• * Builder: /
• * Displacement: 1,580 tons
• * Operator: