Samsung Galaxy S4 is one of the most anticipated smartphone for the year 2013, which is expected to release sometime in the first quarter of 2013. The device is expected to sport 5 inch screen with a 13 MP camera. Reportedly, Samsung is working on a quad core processor named Exynos 5450, which will power the Galaxy S4. The Galaxy S4 is also expected to have a full HD resolution with 441 ppi, which is at par with all other smartphones present currently in market. The Samsung Galaxy S4 is expected to make its official announcement on Mobile World Congress 2013 which is scheduled to happen at Barcelona in February 2013. The flagship is expected to cover the world and reach most of the countries by April. Meanwhile you can check the Galaxy S4 Specifications.