@Modcon have you checked out some YouTube vids for both cars? The press normally get cars with all options fitted to demonstrate so should have and show use of powered tailgate. Carwow, Vanorama and Autogefuel to name but a few are good.
Current Car
KIA Sportage GT Line Mhev
Previous Cars
Peugeot 5008 Allure Premium
VW Touran SEL
Citreon C4 Picasso