Where the Fire and Nook suffer from unresponsiveness, slow animations and stuttering screens, the Nexus 7 screams.

CNN: Review: Nexus 7 is best Android tablet yet

If unresponsiveness in Cadillac's CUE infotainment system has been a personal point of frustration, relief is on the way: an update to smooth things over is being worked on.

ENGADGET: Cadillac to update CUE infotainment system for improved responsiveness