各軍によって、階級と名称が異なるものがあったりして、混乱しそうですね。「Captain」は、海軍では大佐ですが、それ以外では大尉です。
階級章の画像の大きさは相対比ではありませんので、ご留意ください。
| Pay Grade | 階級 | 陸軍 | 海軍 | 空軍 | 海兵隊 |
| O-10 | 元帥 | General of the Army | Fleet Admiral | General of the Air Force | ----- |
| 大将 | General | Admiral | General | General | |
| O-9 | 中将 | Lieutenant General | Vice Admiral | Lieutenant General | Lieutenant General |
| O-8 | 少将 | Major General | Rear Admiral (Upper Half) | Major General | Major General |
| O-7 | 准将 | Brigadier General | Rear Admiral Lower Half | Brigadier General | Brigadier General |
| O-6 | 大佐 | Colonel | Captain | Colonel | Colonel |
| O-5 | 中佐 | Lieutenant Colonel | Commander | Lieutenant Colonel | Lieutenant Colonel |
| O-4 | 少佐 | Major | Lieutenant Commander | Major | Major |
| O-3 | 大尉 | Captain | Lieutenant | Captain | Captain |
| O-2 | 中尉 | First Lieutenant | Lieutenant Junior Grade | First Lieutenant | First Lieutenant |
| O-1 | 少尉 | Second Lieutenant | Ensign | Second Lieutenant | Second Lieutenant |
| WO-5 | 准尉長 | Chief Warrant Officer Five | Chief Warrant Officer Five | Chief Warrant Officer Five N/A | Chief Warrant Officer Five |
| WO-4 | 准尉長 | Chief Warrant Officer Four | Chief Warrant Officer Four | Chief Warrant Officer Four | Chief Warrant Officer Four |
| WO-3 | 准尉長 | Chief Warrant Officer Three | Chief Warrant Officer Three | Chief Warrant Officer Three | Chief Warrant Officer Three |
| WO-2 | 准尉長 | Chief Warrant Officer Two | Chief Warrant Officer Two | Chief Warrant Officer Two | Chief Warrant Officer Two |
| WO-1 | 准尉 | Warrant Officer One | Warrant Officer One | Warrant Officer One | Warrant Officer One |
| E-9 | 上級曹長 | Sergeant Major of the Army | Master Chief Petty Officer of the Navy | Chief Master Sergeant of the Air Force | Sergeant Major of the Marine Corps |
| E-9 | 上級曹長 | Command Sergeant Major | Fleet/Force Master Chief Petty Officer | Command Chief Master Sergeant | Sergeant Major |
| E-9 | 上級曹長 | Sergeant Major | Command Master Chief Petty Officer | Chief Master Sergeant | Master Gunnery Sergeant |
| E-8 | 曹長 | First Sergeant | Master Chief Petty Officer | Senior Master Sergeant | First Sergeant |
| E-8 | 曹長 | Master Sergeant | Senior Chief Petty Officer | Master Sergeant | |
| E-7 | 一等軍曹 | Sergeant First Class | Chief Petty Officer | Master Sergeant | Gunnery Sergeant |
| E-6 | 二等軍曹 | Staff Sergeant | Petty Officer First Class | Technical Sergeant |
Staff Sergeant |
| E-5 | 三等軍曹 | Sergeant | Petty Officer Second Class | Staff Sergeant | Sergeant |
| E-4 | 伍長 | Corporal Specialist  | Petty Officer Third Class | Senior Airman | Corporal |
| E-3 | 上等兵 | Private First Class | Seaman | Airman First Class | Lance Corporal |
| E-2 | 一等兵 | Private, E-2 | Seaman Apprentice | Airman | Private First Class |
| E-1 | 兵卒 | Private, E-1 N/A | Seaman Recruit N/A | Airman Basic N/A | Private N/A |
