Grouch,
I rented the Mazda 3 w/skyactive on a weekend in the Los Angeles, CA area.
I left my comment at the link below.
http://ericpetersautos.com/2012/02/1...zda3-skyactiv/
It was a nice small car with good seats and adequate 0-60 power. Cruising at 60-70 mph is relatively quiet with the engine.