Having owned 2 ZJs, 1 WJ, 1 WKII, 4 XJs, and 1 XK, I will say this about the Commander
-The Hemi is a powerful engine. Better than the 5.2 V8 I had in my '94 ZJ.
-The Hemi only gets me 12 mpg around town and 14 on the highway and 8 when I tow my XJ....and the tank is only 17 gallons...