The six Admiral-class ships formed a development family rather than a genuinely standardized class. Even vessels built at the same dockyard could differ in armament, while ships from Pembroke, Portsmouth, Chatham, and Thames Ironworks used different engine arrangements. Collingwood carried 12-inch guns, Benbow mounted a single 16.25-inch gun at each end, and the other ships used twin 13.5-inch mountings. The 13.5-inch branch prevailed because its guns were reliable, worked in service, and were powerful enough for the intended role. When the Royal Navy designed the Royal Sovereigns, it returned specifically to those Admirals and modernized their layout rather than following Benbow's larger-gun path. The choice shows how procurement can select one successful branch from a varied class and make it the foundation for a later generation.
Chapter · 23:11-27:07
The Admiral class as a development family
The Admiral class shows how a class name can conceal major differences in engines and guns, and why the 13.5-inch ships influenced Royal Sovereign.