Ohio-class submarine vs Shallow Water Combat Submersible

FORCETALLY

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Ohio-class submarine — licensed reference photograph

ASubmarines

Ohio-class submarine

SSBN / SSGN (hull design SCB-304)

Credit

PH1 James Preston · Public domain · Resized · Public domain · Source ↗ · Modified

Shallow Water Combat Submersible — licensed reference photograph

BSubmarines

Shallow Water Combat Submersible

Submersible , diver propulsion vehicle

Credit

CAPT Kate Dollof · Public domain · Resized · Public domain · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Ohio-class submarineLength

170 m

Length source ↗

Shallow Water Combat SubmersibleLength

6.8 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Ohio-class submarinelarger figure on 2 of 2

Length+2400%
Beam+767%

Shallow Water Combat Submersiblelarger figure on 0 of 2

None

Counts only measures both sources give with the same scope. A larger figure is not a better system.

Measured figures

Head to head

16 of 29 rows sourced on both sides

170m

6.8m

Length+2400%

All recorded figures & sources

170 m

Length

Single source

560 ft (170 m)^[source]

6.8 m

Length

Single source

Configuration

Details

Ohio-class submarine and Shallow Water Combat Submersible configuration
Specification	Ohio-class submarine	Shallow Water Combat Submersible
Range	Limited only by food supplies^[source]	—
Power	1× S8G PWR nuclear reactor 2× geared turbines ; 35,000 shp (26 MW) 1x Fairbanks Morse auxiliary diesel 1× 325 hp (242 kW) auxiliary motor 1 shaft with seven-bladed screw^[source]	—
Name	Ohio class^[source]	—
Builders	General Dynamics Electric Boat^[source]	Teledyne Brown Engineering^[source]
Operators	United States Navy^[source]

Preceded by	Benjamin Franklin class^[source]	SEAL Delivery Vehicle^[source]

Succeeded by	Columbia class (ballistic missile submarine variant) Virginia class (cruise missile submarine variant)^[source]	—

Cost	$2 billion (late 1990s) ($3.62 billion in 2024 dollars )^[source]	$383 million (program cost)^[source]

Built	1976–1997^[source]	—

In commission	1981–present^[source]	—

Planned	24^[source]	—

Completed	18^[source]	2^[source]

Canceled	6^[source]	—

Active	18^[source]	—

Type	SSBN / SSGN (hull design SCB-304)^[source]	Submersible , diver propulsion vehicle^[source]

Test depth	+800 ft (240 m)^[source]	>190 feet (58 m)^[source]

Sensors & processing systems	BQQ-6 passive bow-mounted array (which includes BQS-13 fire control array) BQR-19 navigation TB-16 or BQR-23 towed array BQR-25 conformal array AN/BPS-15J^[source]	Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS^[source]