Sphinx-class post ship

{{Infobox ship class overview

|Name=Sphinx-class post ships

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|Operators={{navy|United Kingdom}}

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|Total ships completed=10

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{{Infobox ship characteristics

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|Ship type=Sixth-rate post ship

|Ship tons burthen=431 37/94 (as designed)

|Ship length=*{{convert|108|ft|m|abbr=on}} (gundeck)

• {{convert|89|ft|7.375|in|m|abbr=on}} (keel)

|Ship beam= {{convert|30|ft|1|in|m|abbr=on}}

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|Ship hold depth= {{convert|9|ft|8|in|m|abbr=on}}

|Ship propulsion=Sail

|Ship sail plan=Full-rigged ship

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|Ship complement=140 (reduced to 134 in 1794).

|Ship armament=*UD: 20 × 9-pounder guns

• QD (added 1794): 4 × 12-pounder carronades
• FC (added 1794): 2 × 12-pounder carronades

|Ship notes=

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