Some industry observers are declaring that, given its huge U.S. marketing budget and the success of the Galaxy S III as the most popular Android phone, the S IV is going to be a big seller. The eight-core processor, a slightly larger 5-inch high-resolution screen and the 13-megapixel rear camera certainly help, as does a flood of new software features.
On the hardware side, there are several modest improvements. As a sibling to the S III, the IV appears nearly an identical twin. Its plastic casing remains the same, with the IV having a screen that's 0.2 inches larger. The new smartphone is also a bit narrower, thinner, taller and lighter.
The full-HD Super AMOLED screen is garnering praise for sharpness -- 1920x1080 -- and the new device also has the ability to act as an infrared remote control for TVs and other devices. The battery has been increased from 2100 mAh to 2700, and it ships with the latest version of Android, Jelly Bean 4.2.2, featuring Samsung's custom Touch Wiz user interface on top.
There had been a slew of rumors that the S IV would have eye-tracking technology that would automatically scroll Web pages as your eye traveled over the screen. The version shown Thursday is a more modest improvement over the S III's SmartStay, where the screen dimmed if you looked away. The new phone knows when you're looking at the screen, and a user can then tilt the phone up or down to scroll. A Samsung representative has told news media that this feature also detects head placement and how the phone is being...