Here i have compare mobile phone screens,so i have came to an end that HTC got the biggest screen in mobile world this comparison is between the cell companies Sony Ericssion, Samsung, Apple, Nokia, HTC but the winner is HTC HD2 it got the biggest screen in cell phones !!
Here are the Mobiles and its models inches wise :
Apple iphone 3.4 inches
Sony Ericsson Xperia- X10 4.0 inches
Nokia N8 3.5 inches
Samsung Galaxy 4.0 inches
HTC HD 2 4.3 inches