At Apple's iPhone 4 Antennagate conference, one of the key point was that the problem "attenuation" isn't unique to iPhone 4. And, to highlight this, Apple showed videos of the problem on smartphones by rival companies. These videos were then posted to a special antenna page on Apple's website – videos are now gone from this site as well as from Apple Assia.

However, Apple's Canadian website still holds all the videos: BlackBerry Bold 9700, HTC Droid Eris, Motorola Droid X, Nokia N97 Mini, Samsung Omnia II, iPhone 3GS, and iPhone 4:

More Info: Apple Canada

[Source]