Obviously they're both evil, but calling them "equal" feels like hegemonic propaganda. What makes them equal?
Over the years, Iran has murdered 10s of thousands of people. Over the decades, a good estimate is in the hundreds of thousands of people murdered.
For the American and Israeli death tolls, you're going to have to add two zeroes to those numbers.
The Iranian murders are a rounding error when compared to the death America has been exporting for decades.