Rank Comparison Chart
| Correct rank scheme | |
| Incorrect rank schemes |
| I | II | III | IV | V | VI | VII | VIII | IX | |
| 1982 | 1984 | 1985 | 1987 | 1987 | 1991 | 1997 | 1999 | 1999 | |
| Robert Fletcher | FASA | FRS | DC | Shane Johnson | Starfleet Dynamics | Mike Okuda I | SFC | Mike Okuda II | |
| Fleet Admiral 1) |
 |
 |
 |
- |
 |
 |
|
- |
 |
| Admiral |
 |
 |
 |
|
 |
 |
|
- |
 |
| Vice Admiral |
 |
- | - |
 |
- |
 |
 |
- |
|
| Rear Admiral |
 |
- |
 |
 |
- |
 |
 |
 |
|
| Commodore |
 |
 |
 |
|
 |
 |
 |
 |
|
| Fleet Captain | - | - | - |
|
- | - |
|
- |
|
| Captain |
|
|
 |
|
|
|
|
 |
|
| Commander |
|
|
 |
|
|
|
|
|
|
| Lt. Commander |
 |
 |
 |
|
|
|
|
|
|
| Lieutenant |
 |
 |
 |
|
|
|
|
- |
|
| Lieutenant JG |
|
 |
- |
|
 |
|
|
- |
|
| Ensign 1st class | - | - | - |
 |
- | - | - | - | - |
| Ensign |
 |
 |
 |
|
no pin | - |
|
- |
|
| Master CPO |
 |
- | - | - | - | - |
 |
- |
|
| Master CPO 2nd class | - | - | - | - | - | - |
 |
- |
|
| Senior CPO |
 |
- | - | - | - | - | - | - |
 |
| Chief Petty Officer |
 |
- | - | - | - | - |
|
- |
 |
| Petty Officer 1st class |
 |
- | - | - | - | - |
|
- |
|
| Petty Officer 2nd class |
 |
- | - | - | - | - |
|
- | - |
| Able Seaman |
 |
- | - | - | - | - |
|
- |
|
| Sources: | |
| I | This set of rank pins was designed by Robert Fletcher and was really used in the Star Trek movies. Everything else is incorrect. |
| II | FASA's Star Trek III Sourcebook Update |
| III | Federation Reference Series |
| IV | DC's Who's Who in Star Trek #2 |
| V | Mr. Scott's Guide to the Enterprise |
| VI | Starfleet Dynamics |
| VII | Second edition of the ST Encyclopedia. This set of rank pins later appeared in the Fact Files and Star Trek: The Magazine. |
| VIII | Interplay's Starfleet Command computer game. |
| IX | Third edition of the ST Encyclopedia |
1) FASA calls this rank "Flag Admiral".