Aww man,you can't compare an SRT8 to the ZL1,it compares to the SS,but not the ZL1,the SRT8 doesn't have the engine,suspension,or brakes the ZL1 has.
The ZL1 is a whole different level over the SRT8,Camaro SS,and Mustang GT.
I'll give Dodge credit,the Challenger is a damn good lookin'...