ASubmarines
Archer-class submarine
Credit
David's World 2011 · CC BY-SA 2.0 · Resized · CC BY-SA 2.0 · Source ↗ · Modified
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ASubmarines
At a glance
Archer-class submarinelarger figure on 0 of 4
Vanguard-class submarinelarger figure on 4 of 4
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source60.5 m (198 ft 6 in)[source]
Length
Single sourceConfiguration
| Specification | Archer-class submarine | Vanguard-class submarine |
|---|---|---|
| Range | — | Limited only by food and mechanical components[source] |
| Power | — | 1 × Rolls-Royce PWR2 nuclear reactor , 2 × GEC turbines; 27,500 shp (20.5 MW) 1 × shaft, pump jet propulsor 2 × auxiliary retractable propulsion motors 2 × Allen turbo generators (6 MW) 2 × Paxman diesel alternators; 2,700 shp (2.0 MW)[source] |
| Builders | Kockums[source] | Vickers Shipbuilding and Engineering , Barrow-in-Furness , England[source] |
| Operators | Republic of Singapore Navy[source] | Royal Navy[source] |
Vanguard class · Length
Single sourceSubmerged
Single sourceSurfaced
Single sourceSurfaced: 1,400 t (1,400 long tons; 1,500 short tons) Submerged: 1,500 t (1,500 long tons; 1,700 short tons)[source]
Submerged
Single sourceVanguard class · Displacement
Single sourceMaximum; Submerged
Single sourceMaximum; Surfaced
Single sourceSurfaced: 8 kn (15 km/h; 9.2 mph) Submerged: 15 kn (28 km/h; 17 mph)[source]
Maximum; Over submerged
Single sourceMaximum; Vanguard class · Speed
Single sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Preceded by | Challenger class[source] | Resolution class[source] |
|---|
| Succeeded by | Invincible class[source] | Dreadnought class[source] |
|---|
| Completed |
|---|
| Active |
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| Propulsion | 2 × Hedemora diesel-electric engines 2 × Kockums v4-275R Sterling AIP units[source] | — |
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| Sensors & processing systems | FAS[source] | BAE Systems SMCS Kelvin Hughes Type 1007 I-band navigation radar Thales Underwater Systems Type 2054 composite sonar suite comprising: Marconi / Ferranti Type 2046 towed array sonar Type 2043 hull-mounted active and passive search sonar Type 2082 passive intercept and ranging sonar Pilkington Optronics CK51 search periscope Pilkington Optronics CH91 attack periscope[source] |
|---|
| Armament | 6 × 533 mm (21 in) torpedo tubes for TP-617 heavy-weight torpedoes and Blackshark torpedoes 3 × 400 mm (16 in) torpedo tubes[source] | 4 × 21-inch (533 mm) torpedo tubes for: Spearfish heavyweight torpedoes 16 × ballistic missile tubes for: Lockheed Trident II D5 SLBMs with up to 12 MIRVed Holbrook Mk-4A (100 kt TNT ) nuclear warheads each[source] |
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| Country of origin | Sweden[source] | United Kingdom[source] |
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| Cost | — | £ 12.15 billion (1995) (equivalent to £ 23.83 billion in 2024) for 4 units £ 3.04 billion (1995) (equivalent to £ 5.96 billion in 2024) per unit[source] |
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| Built | — | 1986–1999[source] |
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| In service | — | 1993–present[source] |
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| Type | — | Nuclear-powered ballistic missile submarine[source] |
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| Electronic warfare & decoys | — | Two SSE Mk10 launchers for Type 2066 and Type 2071 torpedo decoys RESM Racal UAP passive intercept[source] |
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