FORCETALLY
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At a glance
Oscar-class submarinelarger figure on 2 of 2
Walrus-class submarinelarger figure on 0 of 2
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
maximum
Single source155 m (508 ft 6 in) maximum[source]
Length
Single sourceConfiguration
| Specification | Oscar-class submarine | Walrus-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] | 1 shaft (5 blades) 3 x SEMT Pielstick PA4 200 VG diesel engines 6,300 hp (4,700 kW) 1 x HOLEC electric motor 420-cell VARTA batteries[source] |
| Name | Oscar II class[source] | Walrus class[source] |
| Builders | Sevmash[source] | Rotterdamsche Droogdok Maatschappij[source] |
67.725 m (222 ft 2.3 in)[source]
Submerged · source measurement 3
Single sourceSubmerged · source measurement 4
Single sourceSurfaced · source measurement 1
Single sourceSurfaced · source measurement 2
Single source12,500/14,700 tonnes surfaced 16,500/19,400 tonnes submerged[source]
standard
Single sourceSubmerged
Single sourceMaximum; Submerged
Single sourceMaximum; Surfaced
Single source15 knots (28 km/h; 17 mph) surfaced 32 knots (59 km/h; 37 mph) submerged[source]
Maximum; Submerged
Single sourceMaximum; Surfaced
Single sourceat 9 kn (17 km/h; 10 mph)
Single source18,500 km (10,000 nmi) at 9 kn (17 km/h; 10 mph)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Operators |
|---|
Soviet Navy Russian Navy[source] |
Royal Netherlands Navy[source] |
| Preceded by | Papa class Charlie class[source] | Dolfijn class Zwaardvis class[source] |
|---|
| Succeeded by | Yasen class[source] | Orka class[source] |
|---|
| Built | 1975–2022, may be restarted[source] | 1979–1992[source] |
|---|
| In commission | 1980–present[source] | 1990–present[source] |
|---|
| Planned | 20 (2 949, 18 949A)[source] |
|---|
| Completed | 14 (2 949, 11 949A, 1 09852)[source] |
|---|
| Canceled | 6 (2 incomplete, 4 never laid down)[source] |
|---|
| Active | 6 (modernization of some boats to 949AM)[source] |
|---|
| Laid up | — |
|---|
| Lost | — |
|---|
| Retired | 5?[source] |
|---|
| Type | Nuclear-powered cruise missile submarine[source] | Diesel-electric 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] | 4 × 21-inch (533 mm) torpedo tubes 20 × Honeywell Mk 48 torpedoes or Honeywell NT 37 C/D/E torpedoes UGM-84 Harpoon SSM 40 mines[source] |
|---|
| Alternative designation | Oscar II[source] | — |
|---|
| Country of origin | Soviet Union[source] | — |
|---|
| Cost | — | ƒ 500 million per unit (1992)[source] |
|---|
| Sensors & processing systems | — | Radars : Signaal / Decca 1229 Signaal ZW-07 Argo Phoenix I Sonar Systems : Thomson Sintra TSM 2272 Eledone Octopus GEC Avionics Type 2026 towed array Thomson Sintra DUUX 5 passive ranging and intercept Fire-control system : HSA GIPSY (SEWACO VIII)[source] |
|---|
Surfaced
Single source2,450 t surfaced, 2,800 t submerged, 1,900 t standard[source]
13 knots (24 km/h; 15 mph) surfaced, 21 knots (39 km/h; 24 mph) submerged[source]