Shallow Water Combat Submersible vs Yasen-class submarine

Shallow Water Combat Submersible — licensed reference photograph

ASubmarines

Shallow Water Combat Submersible

Submersible , diver propulsion vehicle

Credit

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

Yasen-class submarine — licensed reference photograph

BSubmarines

Yasen-class submarine

Nuclear-powered attack submarine

Credit

LeAZ-1977 · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Shallow Water Combat SubmersibleLength

6.8 m

Length source ↗

Yasen-class submarineYasen

139.2 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Shallow Water Combat Submersiblelarger figure on 0 of 2

None

Yasen-class submarinelarger figure on 2 of 2

Beam+767%
Speed+450%

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

Measured figures

Head to head

17 of 28 rows sourced on both sides

6.8m

139mYasen

Length

All recorded figures & sources

6.8 m

Length

Single source

6.8 meters (22 ft)^[source]

139.2 m

Yasen

Single source

130 m

Yasen-M

Single source

Yasen: 139.2 m (457 ft) Yasen-M: 130 m (430 ft)^[source]

1.5m

13m

Beam+767%

All recorded figures & sources

1.5 m

Beam

Single source

1.5 meters (4.9 ft)^[source]

13 m

Beam

Single source

13 m (43 ft)^[source]

1.5mDraft

—

Draught

All recorded figures & sources

1.5 m

Draft

Single source

1.5 meters (4.9 ft)^[source]

Surfaced: 8,600 tons Submerged: 13,800 tons

Displacement

All recorded figures & sources

4.5 tonnes

Displacement

Single source

4.5 tonnes (5.0 short tons)^[source]

Surfaced: 8,600 tons Submerged: 13,800 tons^[source]

62 crew, 4 passengers

Yasen: 85 Yasen-M: 64

Complement

All recorded figures & sources

6 people

2 crew, 4 passengers

Single source

6 (2 crew, 4 passengers)^[source]

Yasen: 85 Yasen-M: 64^[source]

11km/hMaximum; Speed

56–65km/hMaximum; Speed

Speed

All recorded figures & sources

11 km/h

Maximum; Speed

Single source

6 kn (11 km/h)^[source]

56–65 km/h

Maximum; Speed

Single source

52 km/h

Maximum; or

Single source

37 km/h

Maximum; Submerged (max) · source measurement 3

Single source

37–52 km/h

Maximum; Submerged (max) · source measurement 6

Single source

28 km/h

Maximum; Surfaced Submerged (silent)

Single source

65 km/h

Maximum; Yasen-M

Single source

37 km/h

Maximum; Yasen : Surfaced Submerged (silent)

Single source

Yasen : Surfaced: 20 kn (37 km/h; 23 mph) Submerged (silent): 28 kn (52 km/h; 32 mph) or 20 kn (37 km/h; 23 mph) Submerged (max): 35 kn (65 km/h; 40 mph) Yasen-M : Surfaced: 15 kn (28 km/h; 17 mph) Submerged (silent): 20–28 kn (37–52 km/h; 23–32 mph) Submerged (max): 30–35 kn (56–65 km/h; 35–40 mph)^[source]

12h

Only limited by food and maintenance requirements

Endurance

All recorded figures & sources

12 h

Endurance

Single source

12 hours^[source]

Only limited by food and maintenance requirements^[source]

Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.

Configuration

Details

Shallow Water Combat Submersible and Yasen-class submarine configuration
Specification	Shallow Water Combat Submersible	Yasen-class submarine
Range	—	Unlimited^[source]
Power	—	Yasen : OK-650V water-cooled, water-moderated reactor, 190 MWt Yasen-M : OK-650KPM pressurized water reactor, 200 MWt turbines of 43,000 shp^[source]
Builders	Teledyne Brown Engineering^[source]	Sevmash^[source]
Operators	United States Navy Royal Navy (planned)^[source]	Russian Navy^[source]
Preceded by	SEAL Delivery Vehicle^[source]	Oscar class Akula class^[source]
Cost	$383 million (program cost)^[source]	RUB47 billion for Kazan (2011)^[source]
On order	7 USN, 3 RN^[source]	—
Building	2^[source]	3^[source]
Completed	2^[source]	7 ( One on sea trials, and one launched, being fitted out )^[source]
Type	Submersible , diver propulsion vehicle^[source]	Nuclear-powered attack submarine^[source]
Propulsion	Lithium-ion batteries powering electric motors^[source]	—
Test depth	>190 feet (58 m)^[source]	Up to 600 m (2,000 ft)^[source]
Sensors & processing systems	Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS^[source]	MGK-600 Irtysh-Amfora spherical bow sonar Flank and towed array sonar systems MRK-50 Albatross (NATO reporting name: "Snoop Pair") Surface-search radar Rim Hat electronic support/countermeasures system^[source]
Armament	SEAL team personal weapons, limpet mines^[source]	Yasen: and Yasen-M: Eight missile silos each equipped with a 3S-14 VLS with each silo capable of carrying: 4 (32 total) Tsircon hypersonic cruise missiles 4 (32 total) Oniks anti-ship cruise missiles 5 (40 total) Kalibr anti-ship and land attack submarine-launched cruise missiles Igla-M surface-to-air missiles Yasen : 10 x torpedo tubes (533 mm) with up to 30 Futlyar (UGST-M) heavyweight torpedoes, Otvet anti-submarine missiles , and naval mines Yasen-M : 8 x torpedo tubes (533 mm) with up to 24 Futlyar (UGST-M) heavyweight torpedoes, Otvet anti-submarine missiles , and naval mines^[source]
Country of origin	United States^[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30	Russia^[source]
Name	—	Yasen class^[source]
Succeeded by	—	Laika class^[source]
Built	—	1993–present^[source]
In commission	—	2013–present^[source]
Planned	—	12^[source]
Active	—	5^[source]

FORCETALLY

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Shallow Water Combat Submersible

Yasen-class submarine

Range

—

Unlimited^[source]

Power

—

Yasen : OK-650V water-cooled, water-moderated reactor, 190 MWt Yasen-M : OK-650KPM pressurized water reactor, 200 MWt turbines of 43,000 shp^[source]

Builders

Teledyne Brown Engineering^[source]

Sevmash^[source]

Operators

United States Navy Royal Navy (planned)^[source]

Russian Navy^[source]

Preceded by

SEAL Delivery Vehicle^[source]

Oscar class Akula class^[source]

Cost

$383 million (program cost)^[source]

RUB47 billion for Kazan (2011)^[source]

On order

7 USN, 3 RN^[source]

—

Building

2^[source]

3^[source]

Completed

2^[source]

7 ( One on sea trials, and one launched, being fitted out )^[source]

Type

Submersible , diver propulsion vehicle^[source]

Nuclear-powered attack submarine^[source]

Propulsion

Lithium-ion batteries powering electric motors^[source]

—

Test depth

>190 feet (58 m)^[source]

Up to 600 m (2,000 ft)^[source]

Sensors & processing systems

Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS^[source]

MGK-600 Irtysh-Amfora spherical bow sonar Flank and towed array sonar systems MRK-50 Albatross (NATO reporting name: "Snoop Pair") Surface-search radar Rim Hat electronic support/countermeasures system^[source]

Armament

SEAL team personal weapons, limpet mines^[source]

Yasen: and Yasen-M: Eight missile silos each equipped with a 3S-14 VLS with each silo capable of carrying: 4 (32 total) Tsircon hypersonic cruise missiles 4 (32 total) Oniks anti-ship cruise missiles 5 (40 total) Kalibr anti-ship and land attack submarine-launched cruise missiles Igla-M surface-to-air missiles Yasen : 10 x torpedo tubes (533 mm) with up to 30 Futlyar (UGST-M) heavyweight torpedoes, Otvet anti-submarine missiles , and naval mines Yasen-M : 8 x torpedo tubes (533 mm) with up to 24 Futlyar (UGST-M) heavyweight torpedoes, Otvet anti-submarine missiles , and naval mines^[source]

Country of origin

United States^[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30

Russia^[source]

Name

—

Yasen class^[source]

Succeeded by

—

Laika class^[source]

Built

—

1993–present^[source]

In commission

—

2013–present^[source]

Planned

—

12^[source]

Active

—

5^[source]