writes "It’s been leaked, teased, accused of being a copy of its predecessor, and celebrated as the likely champion of the mobile ecosystem for 2013. Samsung has finally unveiled the next in their line of globally available smartphones, the Galaxy S4. The phone carries a 5-inch Super AMOLED display with 1080p resolution at 441ppi, weighs only 130 grams and is no more than 7.9mm think. On the inside, Exynos based Octo-Core processor clocked at 1.6 GHz and the Snapdragon based Quad Core 1.9GHz processor power this beautiful machine. Galaxy S4 is also packing a 2GB of RAM, 2600mAh battery and microSD slot are accessible though the removable rear panel. S4 will include several new features such as Air Gesture, Smart Pause, and Smart Scroll. Samsung's vice president of portfolio planning said that many of the software improvements in the Samsung Galaxy S4 could make their way into existing Samsung Galaxy S3 phones."