
ASubmarines
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ASubmarines
At a glance
Archer-class submarinelarger figure on 2 of 2
Yugo-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
Length
Single source60.5 m (198 ft 6 in)[source]
Length
Single sourceConfiguration
| Specification | Archer-class submarine | Yugo-class submarine |
|---|---|---|
| Builders | Kockums[source] | Yukdaeso-ri shipyard[source] |
| Operators | Republic of Singapore Navy[source] | See Operators[source] |
| Preceded by | Challenger class[source] | — |
| Succeeded by | Invincible class[source] | Sang-O class[source] |
20 m (65 ft 7 in)[source]
Maximum; Submerged
Single sourceMaximum; Surfaced
Single sourceSurfaced: 8 kn (15 km/h; 9.2 mph) Submerged: 15 kn (28 km/h; 17 mph)[source]
Maximum; Submerged
Single sourceMaximum; Surfaced
Single sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Completed |
|---|
| Active |
|---|
| Propulsion | 2 × Hedemora diesel-electric engines 2 × Kockums v4-275R Sterling AIP units[source] | Single-shaft MTU diesel engine[source] |
|---|
| Sensors & processing systems | FAS[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] | Some armed with two 533 mm (21 in) torpedoes , possibly in drop collars .[source] |
|---|
| Country of origin | Sweden[source] | North Korea[source]Inventory Origin column; table 1, row 3, cell 6; revision 1377745376; retrieved 2026-09-30 |
|---|
| Name | — | Yugo class[source] |
|---|
| In commission | — | Late 1960s[source] |
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| Lost | — |
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| Retired | — |
|---|
| Type | — | Midget submarine[source] |
|---|
| Capacity | — | 4–6 special forces troops[source] |
|---|
| Notes | — | First successful indigenous midget submarine[source] |
|---|
| Reported operators | — |
|
|---|
10 knots (19 km/h; 12 mph) surfaced 4 knots (7.4 km/h; 4.6 mph) submerged[source]