The Samsung Galaxy S III is an Android smartphone designed by and the 2012 flagship phone of Samsung Electronics. Like its predecessor, the Samsung Galaxy S II, the S III is a touchscreen-based, slate-sized smartphone, with a significant addition of software features, expanded hardware, and a redesigned physique. In particular, it employs an intelligent personal assistant (S Voice), eye-tracking ability, wireless charging, and increased storage. Depending on countries, the 4.8-inch (120 mm) smartphone comes with different processors and RAM capacity, and 4G LTE support.
Following an eighteen-month secluded development phase, Samsung unveiled the S III at a stand-alone event on 3 May 2012 in London. The device was released in 28 European and Middle Eastern countries, including the United Kingdom, France, Germany and the United Arab Emirates, on 29 May 2012,before being progressively released in other major markets, namely Australasia, Asia, and North America in June 2012. Prior to release, 9 million pre-orders were placed by more than 100 carriers globally, making it the fastest-selling gadget in history.
The S III had been released by 296 carriers and 145 countries countries by the end of July 2012. Due to overwhelming demand and a manufacturing flaw, there was an extensive shortage of the S IIIs, especially in the United States. Nevertheless, the S III was well-received commercially and critically, with many technology commentators touting it as the "iPhone killer". The S III played a major role in boosting Samsung's record operating profit during Q2 2012.