http://www.caranddriver.com/reviews/201 ... ate-review
They've been averaging 17 mpg even.  This thing traps 96 mph!  Remember, this is the XL (Suburban) version.  For Bob, take a look at the 5-60.  Only 0.3 seconds slower than the 0-60.
I actually considered like a 2003 Tahoe for Jamie but I don't think she needs or wants anything that big.