FORCETALLY
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At a glance
Archer-class patrol vessellarger figure on 1 of 4
Measured figures
Length
Single sourceArcher class · Length
Single sourceConfiguration
| Specification | Archer-class patrol vessel | Project 23550 patrol ship |
|---|---|---|
| Name | Archer class[source] | — |
| Builders | Watercraft Marine Vosper Thornycroft Ailsa Shipbuilding Company[source] | Admiralty Shipyards , St. Petersburg Vyborg Shipyard , Vyborg[source] |
| Operators | Royal Navy Royal Oman Police[source] | Russian Navy Russian Coast Guard[source] |
| Succeeded by | Scimitar class ; Cutlass class[source] | — |
| In commission |
Project 23550 patrol shiplarger figure on 3 of 4
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Length
Single source114 m (374 ft 0 in)[source]
Maximum; Speed
Single sourceMaximum; Archer class · Speed
Single sourceMaximum; Hull design, but limited due to engine fitted
Single source20 knots (37 km/h; 23 mph) 42 knots (78 km/h; 48 mph) (Hull design, but limited due to engine fitted)[source]
25 knots[source]Archer class
Maximum; Speed
Single source18 knots (33 km/h; 21 mph)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
1985–present[source]
September 2025[source] |
| Active | 17 (16 Royal Navy, 1 Royal Oman Police)[source] |
|---|
| Type | Patrol boat & training vessel[source] | Icebreaking patrol ship[source] |
|---|
| Propulsion | 2 shafts, Cat C18 ACERT diesels[source] | — |
|---|
| Sensors & processing systems | Decca 1216 navigation radar[source] | — |
|---|
| Armament | 1 × Oerlikon 20 mm cannon on fo'c'sle (" for but not with ") 3 × General purpose machine guns ( Tracker , Raider , Dasher & Pursuer )[source] | 1 × 76.2 mm (3 in) AK-176MA naval gun 2 or 4 × 12.7 mm Kord machine guns 2 × 30 mm AK-630M CIWS ("Ermak" type) 8 × 3M-54 Kalibr missiles ("Arktika" type)[source] |
|---|
| Country of origin | United Kingdom[source] | — |
|---|
| Preceded by | — | Ivan Susanin class Purga class[source] |
|---|
| Built | — | 2017–present[source] |
|---|
| Planned | — |
|---|
| Building | — |
|---|
| Completed | — |
|---|
| Ice class | — | RS Arc7[source] |
|---|
| Aviation facilities | — | Helipad and hangar for Ka-27 helicopter[source] |
|---|
6,800 t (6,700 long tons; 7,500 short tons) standard 8,500 t (8,400 long tons; 9,400 short tons) full load[source]