Samsung unveils the world\'s biggest smartphone - Samsung Galaxy Note. During Samsung\'s Unpacked event at the IFA 2011 in Berlin, the Korean giant have unveiled the world\'s biggest (largest) smartphone. Yes! You read that right its a giant smartphone. The device, called the Samsung Galaxy Note sports a 5.3\" HD Super AMOLED and is powered by a 1.4GHz dual-core processor. I do not know about you but I\'m a fan of those devices with big screens so I like this.