Military Rank Equivalence

Rank Ladder Highest first

🇦🇷 Argentina · Army	NATO equivalent	Brazil · Army 🇧🇷
Officers
No equivalent	OF-10 Marshal / General of the Army	Marechal
Teniente general	OF-9 General	General de exército
General de división	OF-8 Lieutenant General	General de divisão
General de brigada	OF-7 Major General	General de brigada
Coronel mayor	OF-6 Brigadier General	No equivalent
Coronel	OF-5 Colonel	Coronel
Teniente coronel	OF-4 Lieutenant Colonel	Tenente-coronel
Mayor	OF-3 Major / Commandant	Major
Capitán	OF-2 Captain / 1st Lieutenant	Capitão
Teniente primero Teniente	OF-1 Lieutenant	Primeiro tenente Segundo tenente
Subteniente	OF-D Student Officer	Aspirante a oficial Cadete / Aluno
Enlisted ranks
Suboficial mayor	OR-9 Sergeant Major	Subtenente
Suboficial principal	OR-8 1st Sergeant	Primeiro-sargento
Sargento ayudante	OR-7 Sergeant 1st Class	Segundo-sargento
Sargento primero	OR-6 Staff Sergeant	Terceiro-sargento
Sargento	OR-5 Sergeant	Taifeiro-mor
Cabo primero	OR-4 Corporal	Cabo
Cabo	OR-3 Private 1st Class	Taifeiro primeira classe
Voluntario primero	OR-2 Private	No equivalent
Voluntario segundo Soldado de segunda en comisión	OR-1 Private	Taifeiro segunda classe Soldado

Tiers neither force uses are hidden. An OF/OR code held by only one of the two is kept and marked — a missing tier is itself a difference in how the two hierarchies are built.