Flag officer rank insignia

Equivalent Starfleet Code	F-5	F-4	F-3
Collar Insignia
Rank Title	Magna-admiral	Admiral	Sub-admiral

Command officer rank insignia

Equivalent Starfleet Code	F-1	O-7	O-6	O-6
Collar Insignia
Rank Title	Magna-commander	Commander	Sub-commander	Proto-commander

Senior officer rank insignia

Equivalent Starfleet Code	O-5	O-4	O-3	O-3
Collar Insignia
Rank Title	Magna-centurion	Centurion	Sub-centurion	Proto-centurion

Junior officer rank insignia

Equivalent Starfleet Code	O-2	O-1	O-1	O-C
Collar Insignia
Rank Title	Magna-lieutenant	Lieutenant	Sub-lieutenant	Proto-lieutenant

Enlisted rank insignia

Equivalent Starfleet Code	E-9	E-6	E-5	E-5
Collar Insignia
Rank Title	Magna-uhlan	Uhlan	Sub-uhlan	Proto-uhlan

Conscript rank insignia

Equivalent Starfleet Code	E-4	E-3	E-2	E-1
Collar Insignia
Rank Title	Magna-militus	Militus	Sub-militus	Proto-militus

Notes: Romu­lan crew and officers wear their rank insignia on their left collar.

All repro­duc­tions copy­right © 2023 J R Crew, and licenced under a Cre­at­ive Com­mons Attri­bu­tion-Non­Com­mer­cial-ShareAlike 4.0 Inter­na­tion­al (CC BY-NC-SA 4.0) licence, based on pro­duc­tion art that is most likely copy­righted by Para­mount Pic­tures or CBS Stu­di­os Inc.