[aegiscg47]

Although the Iranians are trying to modernize their forces and have been for the last 15 years, there is a qualitive difference in training, command & control, and large scale operations. If you read any books on the Iran-Iraq War, you see that the Iranians had little tactical skill, no operational imagination, and tanks were used as mobile pillboxes. They would probably fare better than the Iraqis in a stand up fight, but not by much.

[Lejes Rimul]

That was twenty years ago, and just after Khomeini purged the Shah's military of its entire officer class. Granted, they're no military dynamos now, but the last twenty years have given them a chance to re-organize and re-equip their military. The only ones who probably really know are deep in the bowels of the Pentagon.