Credit
Thiep Nguyen · Public domain · Resized · Public domain · Source ↗ · Modified
FORCETALLY
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At a glance
Seawolf-class submarinelarger figure on 2 of 2
Measured figures
Length
Single sourceUSS Jimmy Carter
Single sourceConfiguration
| Specification | Seawolf-class submarine | Shallow Water Combat Submersible |
|---|---|---|
| Range | Unlimited[source] | — |
| Power | 1 S6W PWR 220 MW (300,000 hp), HEU 93.5% 1 secondary propulsion submerged motor 2 steam turbines 57,000 shp (43 MW) 1 shaft 1 pump-jet propeller[source] | — |
| Builders | General Dynamics Electric Boat[source] | Teledyne Brown Engineering[source] |
| Operators | United States Navy[source] | United States Navy Royal Navy (planned)[source] |
| Preceded by |
Shallow Water Combat Submersiblelarger figure on 0 of 2
Counts only measures both sources give with the same scope. A larger figure is not a better system.
353 ft (108 m) 452.8 ft (138.0 m) USS Jimmy Carter[source]
Length
Single source6.8 meters (22 ft)[source]
officers; 126 enlisted
Single source14 officers; 126 enlisted[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Los Angeles class[source] |
SEAL Delivery Vehicle[source] |
| Succeeded by | Virginia class[source] | — |
|---|
| Cost | $3 billion per unit (equivalent to $6 billion in 2023)[source] | $383 million (program cost)[source] |
|---|
| Built | 1989–2005[source] | — |
|---|
| In commission | 1997–present[source] | — |
|---|
| Planned | 29[source] | — |
|---|
| Completed |
|---|
| Canceled | 26[source] | — |
|---|
| Active | — |
|---|
| Type | Nuclear attack submarine[source] | Submersible , diver propulsion vehicle[source] |
|---|
| Test depth | 1,600 ft (490 m)[source] | >190 feet (58 m)[source] |
|---|
| Armament | 8 × 26.5-inch torpedo tubes, sleeved for 21-inch weapons (up to 50 Tomahawk land attack missile / Harpoon anti-ship missile / Mk 48 guided torpedo carried in torpedo room)[source] | SEAL team personal weapons, limpet mines[source] |
|---|
| Country of origin | United States[source] | United States[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30 |
|---|
| On order | — | 7 USN, 3 RN[source] |
|---|
| Building | — |
|---|
| Propulsion | — | Lithium-ion batteries powering electric motors[source] |
|---|
| Sensors & processing systems | — | Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS[source] |
|---|