In case people haven't read about it, topspeed revealed has a review on the convertible Porsche Panamera, featuring details about the car as well as a few photos and wallpapers.
"Though it has yet to be confirmed by company big-wigs, Automotive News has reported that Porsche is on its way to making a convertible version of the Porsche Panamera. Unlike the standard hard-top Panamera, the convertible version will come in a two-door variety, partly to increase the car’s rigidity to compensate for the added weight that comes with the soon-to-be-added soft-top roof..."
Here's the whole article:
Convertible Porsche Panamera possibly in the works
And also the wallpaper gallery:
Convertible Porsche Panamera possibly in the works pictures