Oscar-class submarine vs Yono-class submarine

FORCETALLY

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ASubmarines

Oscar-class submarine

Nuclear-powered cruise missile submarine

Credit

Sergey Konovalov · CC BY 4.0 · Resized · CC BY 4.0 · Source ↗ · Modified

AI-generated illustration · Not a photograph — Representative exterior of Yono-class submarine

BSubmarines

Yono-class submarine

Midget submarine

AI-generated illustration · Not a photograph

Credit

ForceTally · AI-generated illustration · Not a photograph · AI-generated · OpenAI output terms · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Oscar-class submarinemaximum

155 m

Length source ↗

Yono-class submarineLength · source measurement 3

21.9964 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Oscar-class submarinelarger figure on 2 of 2

Beam+562%
Draught+463%

Yono-class submarinelarger 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

15 of 32 rows sourced on both sides

155mmaximum

22mLength · source measurement 3

LengthScopes differ

All recorded figures & sources

155 m

maximum

Single source

155 m (508 ft 6 in) maximum^[source]

20–22 m

Length · source measurement 1

Single source

Configuration

Details

Oscar-class submarine and Yono-class submarine configuration
Specification	Oscar-class submarine	Yono-class submarine
Complement	94/107^[source]	2 + 6 or 7 special forces personnel^[source]
Power	2 × pressurized water cooled reactors, HEU ≤ 45%^[source] 2 × steam turbines delivering 73,070 kW (97,990 shp) to two shafts^[source]	—
Name	Oscar II class^[source]	Yono class^[source]
Builders	Sevmash^[source]

Operators	Soviet Navy Russian Navy^[source]	Korean People's Navy Islamic Republic of Iran Navy^[source]

Preceded by	Papa class Charlie class^[source]	Yugo class^[source]

Succeeded by	Yasen class^[source]	—

Built	1975–2022, may be restarted^[source]	—

In commission	1980–present^[source]	10^[source]

Planned	20 (2 949, 18 949A)^[source]	—

Completed	14 (2 949, 11 949A, 1 09852)^[source]	36^[source]

Canceled	6 (2 incomplete, 4 never laid down)^[source]	—

Active	6 (modernization of some boats to 949AM)^[source]	<36 (most in reserve)^[source]

Laid up	2^[source]	—

Lost	1^[source]	—

Retired	5?^[source]	—

Type	Nuclear-powered cruise missile submarine^[source]	Midget submarine^[source]

Endurance	120 days^[source]	—

Test depth	600 m^[source]	—

Armament	4 × 533 mm (21.0 in) and 2 × 650 mm (26 in) torpedo tubes in bow 28 × 533 mm and 650 mm weapons, including RPK-2 Vyuga (SS-N-15 Starfish) anti-submarine missiles with 15 kt nuclear warheads and RPK-6 Vodopad/RPK-7 Veter (SS-N-16) anti-submarine missiles with 200 kt nuclear warhead or Type 40 anti-submarine torpedo or 32 ground mines 24 × P-700 Granit (SS-N-19 Shipwreck) cruise missiles with 750 kilograms (1,650 lb) HE or 6 × 100 Mt Poseidon nuclear-powered, nuclear-armed drones^[source]	2 × 533 mm (21 in) torpedo tubes Mines^[source]