There have been a heat between the United States of America USA and the Islamic nation Iran in these past few months. There have been rumors of war between this two and it looks imminent. Let us take a look at both parties military strength - if both of them were to engage in combat, who might likely to be victorious. 

 US MILITARY STRENGTH

TOTAL POPULATION: 329,256,465

AVAILABLE MANPOWER: 144,872,845

FIT-FOR-SERVICE: 119,664,970

REACHING MILITARY AGE ANNUALLY: 4,188,274

TOTAL MILITARY PERSONNEL: 2,141,900 (est.)

ACTIVE PERSONNEL: 1,281,900

RESERVE PERSONNEL: 860,000

TOTAL AIRCRAFT STRENGTH: 13,398 (ranked 1 of 137)

TOTAL HELICOPTER STRENGTH: 5,760 (ranked 1 of 137)

COMBAT TANKS: 6,287 (ranked 3 of 137)

ARMORED FIGHTING VEHICLES: 39,223 (ranked 3 of 137)

SELF-PROPELLED ARTILLERY: 992 (ranked 7 of 137)

TOWED ARTILLERY: 864 (ranked 15 of 137)

ROCKET PROJECTORS: 1,056 (ranked 6 of 137)

TOTAL NAVAL ASSETS: 415*


IRAN MILITARY STRENGTH

TOTAL POPULATION: 83,024,745

AVAILABLE MANPOWER: 47,324,105

FIT-FOR-SERVICE: 39,842,164

REACHING MILITARY AGE ANNUALLY: 1,394,476

TOTAL MILITARY PERSONNEL: 873,000 (est.)

ACTIVE PERSONNEL: 523,000

TOTAL AIRCRAFT STRENGTH: 509 (ranked 24 of 137)

TOTAL HELICOPTER STRENGTH: 126 (ranked 34 of 137)

COMBAT TANKS: 1,634 (ranked 18 of 137)

ARMORED FIGHTING VEHICLES: 2,345 (ranked 31 of 137)

SELF-PROPELLED ARTILLERY: 570 (ranked 11 of 137)

TOWED ARTILLERY: 2,128 (ranked 8 of 137)

ROCKET PROJECTORS: 1,900 (ranked 4 of 137)

TOTAL NAVAL ASSETS: 398*