Was Kunststoff selbst betrifft gibt es unterschiedliche Meinungen.
http://www.mobileburn.com/gallery.jsp?Id=9079
Hier wird es als warm und geschmeidig gelobt : "...the same smooth, warm plastic rear cover material as other recent high-end Samsung phones, such as the Jet. It looks great, and feels even better in the hand."
http://www.gsmarena.com/samsung_i900...view-467p2.php
Hier dagegen als Fingerabdrucksmagnet kritisiert: "It is so prone to fingerprints and smudges that only a few short minutes spent with it are enough to turn it into a greasy mess."