Oscar-class submarine vs Sindhughosh-class submarine

ASubmarines

Oscar-class submarine

Nuclear-powered cruise missile submarine

Credit

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

BSubmarines

Sindhughosh-class submarine

Attack Submarine

Credit

http://www.losbarcosdeeugenio.com/credit_en.html · CC BY 3.0 · Resized · CC BY 3.0 · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Oscar-class submarinemaximum

155 m

Length source ↗

Sindhughosh-class submarineLength

72.6 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Oscar-class submarinelarger figure on 3 of 3

Beam+84%
Draught+36%
Speed+69%

Sindhughosh-class submarinelarger figure on 0 of 3

None

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

Measured figures

Head to head

20 of 29 rows sourced on both sides

155mmaximum

72.6m

Length

All recorded figures & sources

155 m

maximum

Single source

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

72.6 m

Length

Single source

72.6 m (238 ft 2 in)^[source]

18.2m

9.9m

Beam+84%

All recorded figures & sources

18.2 m

Beam

Single source

18.2 m (59 ft 9 in)^[source]

9.9 m

Beam

Single source

9.9 m (32 ft 6 in)^[source]

6.6m

Draught+36%

All recorded figures & sources

9 m

Draught

Single source

9 m (29 ft 6 in)^[source]

6.6 m

Draught

Single source

6.6 m (21 ft 8 in)^[source]

19,400tSubmerged · source measurement 4

3,076tSubmerged

DisplacementScopes differ

All recorded figures & sources

16,500 tonnes

Submerged · source measurement 3

Single source

19,400 tonnes

Submerged · source measurement 4

Single source

12,500 tonnes

Surfaced · source measurement 1

Single source

14,700 tonnes

Surfaced · source measurement 2

Single source

12,500/14,700 tonnes surfaced 16,500/19,400 tonnes submerged^[source]

3,076 tonnes

Submerged

Single source

2,325 tonnes

Surfaced

Single source

2,325 t (2,288 long tons ) surfaced 3,076 t (3,027 long tons) submerged^[source]

94/107

5313 Officers

Complement

All recorded figures & sources

94/107^[source]

53 people

13 Officers

Single source

53 (13 Officers)^[source]

59km/hMaximum; Submerged

35km/hMaximum; Submerged

Speed+69%

All recorded figures & sources

59 km/h

Maximum; Submerged

Single source

28 km/h

Maximum; Surfaced

Single source

15 knots (28 km/h; 17 mph) surfaced 32 knots (59 km/h; 37 mph) submerged^[source]

35 km/h

Maximum; Submerged

Single source

20 km/h

Maximum; Surfaced

Single source

11 knots (20 km/h; 13 mph) surfaced 19 knots (35 km/h; 22 mph) submerged^[source]

—

9,700kmat 7 kn (13 km/h; 8.1 mph) snorkeling

Range

All recorded figures & sources

640 km

at 3 kn (5.6 km/h; 3.5 mph) submerged

Single source

9,700 km

at 7 kn (13 km/h; 8.1 mph) snorkeling

Single source

6,000 mi (9,700 km) at 7 kn (13 km/h; 8.1 mph) snorkeling 400 mi (640 km) at 3 kn (5.6 km/h; 3.5 mph) submerged^[source]

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

Configuration

Details

Oscar-class submarine and Sindhughosh-class submarine configuration
Specification	Oscar-class submarine	Sindhughosh-class submarine
Power	2 × pressurized water cooled reactors, HEU ≤ 45%^[source] 2 × steam turbines delivering 73,070 kW (97,990 shp) to two shafts^[source]	2 × diesel-electric motors, 3,650 hp (2,722 kW) each 1 × motor, 5,900 hp (4,400 kW) 2 × auxiliary motors, 204 hp (152 kW) 1 × economic speed motor, 130 hp (97 kW)^[source]
Name	Oscar II class^[source]	Sindhughosh class^[source]
Builders	Sevmash^[source]	—
Operators	Soviet Navy Russian Navy^[source]	Indian Navy Myanmar Navy^[source]
Preceded by	Papa class Charlie class^[source]	Vela class^[source]
Succeeded by	Yasen class^[source]	Kalvari class^[source]
Built	1975–2022, may be restarted^[source]	—
In commission	1980–present^[source]	1986–present^[source]
Planned	20 (2 949, 18 949A)^[source]	10^[source]
Completed	14 (2 949, 11 949A, 1 09852)^[source]	10^[source]
Canceled	6 (2 incomplete, 4 never laid down)^[source]	—
Active	6 (modernization of some boats to 949AM)^[source]	6^[source]
Laid up	2^[source]	—
Lost	1^[source]	—
Retired	5?^[source]	4^[source]
Type	Nuclear-powered cruise missile submarine^[source]	Attack Submarine^[source]
Endurance	120 days^[source]	—
Test depth	600 m^[source]	300 m (980 ft)^[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]	Club-S missile Type 53-65 torpedo TEST 71/76 anti-submarine, active-passive homing torpedo 24 × DM-1 mines in lieu of torpedoes^[source]
Alternative designation	Oscar II^[source]	—
Country of origin	Soviet Union^[source]	Soviet Union^[source]
Manufacturer	—	Sevmash^[source]Sindhughosh class · original construction, distinct from later refit yards

FORCETALLY

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Oscar-class submarine

Sindhughosh-class submarine

Power

2 × pressurized water cooled reactors, HEU ≤ 45%^[source]

2 × steam turbines delivering 73,070 kW (97,990 shp) to two shafts^[source]

2 × diesel-electric motors, 3,650 hp (2,722 kW) each 1 × motor, 5,900 hp (4,400 kW) 2 × auxiliary motors, 204 hp (152 kW) 1 × economic speed motor, 130 hp (97 kW)^[source]

Name

Oscar II class^[source]

Sindhughosh class^[source]

Builders

Sevmash^[source]

—

Operators

Soviet Navy Russian Navy^[source]

Indian Navy Myanmar Navy^[source]

Preceded by

Papa class Charlie class^[source]

Vela class^[source]

Succeeded by

Yasen class^[source]

Kalvari class^[source]

Built

1975–2022, may be restarted^[source]

—

In commission

1980–present^[source]

1986–present^[source]

Planned

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

10^[source]

Completed

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

10^[source]

Canceled

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

—

Active

6 (modernization of some boats to 949AM)^[source]

6^[source]

Laid up

2^[source]

—

Lost

1^[source]

—

Retired

5?^[source]

4^[source]

Type

Nuclear-powered cruise missile submarine^[source]

Attack Submarine^[source]

Endurance

120 days^[source]

—

Test depth

600 m^[source]

300 m (980 ft)^[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]

Club-S missile Type 53-65 torpedo TEST 71/76 anti-submarine, active-passive homing torpedo 24 × DM-1 mines in lieu of torpedoes^[source]

Alternative designation

Oscar II^[source]

—

Country of origin

Soviet Union^[source]

Manufacturer

—

Sevmash^[source]Sindhughosh class · original construction, distinct from later refit yards