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At a glance
Shallow Water Combat Submersiblelarger figure on 0 of 2
Sindhughosh-class submarinelarger figure on 2 of 2
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source6.8 meters (22 ft)[source]
Length
Single sourceConfiguration
| Specification | Shallow Water Combat Submersible | Sindhughosh-class submarine |
|---|---|---|
| Power | — | 2 × diesel-electric motors, 3,650 hp (2,722 kW) each 1 × motor, 5,900 hp (4,400 kW) 2 × auxiliary motors, 204 hp (152 kW) 1 × economic speed motor, 130 hp (97 kW)[source] |
| Builders | Teledyne Brown Engineering[source] | — |
| Operators | United States Navy Royal Navy (planned)[source] | Indian Navy Myanmar Navy[source] |
| Preceded by | SEAL Delivery Vehicle[source] | Vela class[source] |
72.6 m (238 ft 2 in)[source]
at 3 kn (5.6 km/h; 3.5 mph) submerged
Single sourceat 7 kn (13 km/h; 8.1 mph) snorkeling
Single source6,000 mi (9,700 km) at 7 kn (13 km/h; 8.1 mph) snorkeling 400 mi (640 km) at 3 kn (5.6 km/h; 3.5 mph) submerged[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Cost | $383 million (program cost)[source] | — |
|---|
| On order | 7 USN, 3 RN[source] | — |
|---|
| Building | — |
|---|
| Completed | 10[source] |
|---|
| Type | Submersible , diver propulsion vehicle[source] | Attack Submarine[source] |
|---|
| Propulsion | Lithium-ion batteries powering electric motors[source] | — |
|---|
| Test depth | >190 feet (58 m)[source] | 300 m (980 ft)[source] |
|---|
| Sensors & processing systems | Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS[source] | — |
|---|
| Armament | SEAL team personal weapons, limpet mines[source] | Club-S missile Type 53-65 torpedo TEST 71/76 anti-submarine, active-passive homing torpedo 24 × DM-1 mines in lieu of torpedoes[source] |
|---|
| Country of origin | United States[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30 | Soviet Union[source] |
|---|
| Name | — | Sindhughosh class[source] |
|---|
| Succeeded by | — | Kalvari class[source] |
|---|
| In commission | — | 1986–present[source] |
|---|
| Planned | — | 10[source] |
|---|
| Active | — |
|---|
| Retired | — |
|---|
| Manufacturer | — | Sevmash[source]Sindhughosh class · original construction, distinct from later refit yards |
|---|