Military Rank Equivalence

Rank Ladder Highest first

🇮🇳 India · Army	NATO equivalent	Sri Lanka · Army 🇱🇰
Officers
Field marshal	OF-10 Marshal / General of the Army	No equivalent
General	OF-9 General	General
Lieutenant general	OF-8 Lieutenant General	Lieutenant general
Major general	OF-7 Major General	Major general
Brigadier	OF-6 Brigadier General	Brigadier
Colonel	OF-5 Colonel	Colonel
Lieutenant colonel	OF-4 Lieutenant Colonel	Lieutenant colonel
Major	OF-3 Major / Commandant	Major
Captain	OF-2 Captain / 1st Lieutenant	Captain
Lieutenant	OF-1 Lieutenant	Lieutenant Second lieutenant
Officer cadet	OF-D Student Officer	No equivalent
Enlisted ranks
Subedar Major	OR-9 Sergeant Major	Warrant officer class I
Subedar	OR-8 1st Sergeant	Warrant officer class II
Naib Subedar	OR-7 Sergeant 1st Class	Staff sergeant
Havildar	OR-6 Staff Sergeant	Sergeant
Naik	OR-4 Corporal	Corporal / Bombardier
Lance Naik	OR-3 Private 1st Class	Lance corporal / Lance bombardier
Sepoy	OR-1 Private	Private

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.