Credit
CAPT Kate Dollof · Public domain · Resized · Public domain · Source ↗ · Modified
FORCETALLY
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At a glance
Shallow Water Combat Submersiblelarger figure on 0 of 2
Spanish submarine Galernalarger 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 | Spanish submarine Galerna |
|---|---|---|
| Builders | Teledyne Brown Engineering[source] | — |
| Operators | United States Navy Royal Navy (planned)[source] | — |
| Preceded by | SEAL Delivery Vehicle[source] | — |
| Cost | $383 million (program cost)[source] | — |
| On order | 7 USN, 3 RN[source] | — |
| Building | 2 |
67 m (219 ft 10 in)[source]
Maximum; Speed
Single source6 kn (11 km/h)[source]
Maximum; Submerged
Single sourceMaximum; submerged ( snort )
Single sourceMaximum; Surfaced
Single source12 knots (22 km/h; 14 mph) surfaced 20.5 knots (38.0 km/h; 23.6 mph) submerged 10.5 knots (19.4 km/h; 12.1 mph) submerged ( snort )[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| Completed | — |
|---|
| Type | Submersible , diver propulsion vehicle[source] | — |
|---|
| Propulsion | Lithium-ion batteries powering electric motors[source] | — |
|---|
| Test depth | >190 feet (58 m)[source] | 300 m (984 ft 3 in)[source] |
|---|
| Sensors & processing systems | Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS[source] | Thomson CSF DRUA 33 Radar Thomson Sintra DSUV 22 DUUA 2D Sonar DUUA 1D Sonar DUUX 2 Sonar DSUV 62A towed array[source] |
|---|
| Armament | SEAL team personal weapons, limpet mines[source] | SM 39 Exocet anti-ship missiles 4 × 550 millimetres (22 in) bow torpedo tubes ECAN L5 Mod 3 & ECAN Fl7 Mod 2 torpedoes[source] |
|---|
| Country of origin | United States[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30 | — |
|---|
| Name | — | Galerna[source] |
|---|
| Builder | — | Bazán , Cartagena, Spain[source] |
|---|
| Launched | — | 5 November 1981[source] |
|---|
| Commissioned | — | 21 January 1983[source] |
|---|
| Identification | — | S-71[source] |
|---|
| Status | — | Active in service[source] |
|---|
| Class & type | — | Agosta -class submarine[source] |
|---|
| Role | — | Agosta -class submarine of the Spanish Navy ,[source] |
|---|