Samsung Galaxy S3 is a multi-touch, slate-format smartphone running the Android operating system. It is designed, developed, and marketed by Samsung Electronics. It sees additional software features, expanded hardware, and a redesigned physique from its predecessor, the Samsung Galaxy S2. The Samsung Galaxy S3 employs an intelligent personal assistant (S Voice), eye-tracking ability, increased storage, and a wireless charging option. Depending on country, the 4.8-inch (120 mm) smartphone comes with different processors and RAM capacity, and 4G LTE support. The device was launched with Android 4.0.4 “Ice Cream Sandwich”, and can be updated to Android 4.1 “Jelly Bean”.
Following an eighteen-month development phase, Samsung unveiled the Galaxy S3 on 3 May 2012 in London.The device was released in 28 European and Middle Eastern countries on 29 May 2012, before being progressively released in other major markets in June 2012. Prior to release, 9 million pre-orders were placed by more than 100 carriers globally. The Samsung Galaxy S3 was released by approximately 300 carriers in nearly 150 countries at the end of July 2012. More than 20 million units of the S3 were sold within the first 100 days of release. Samsung has since sold more than 30 million devices.
Due to overwhelming demand and a manufacturing problem with the blue version of the phone, there was an extensive shortage of the Galaxy S3, especially in the United States. Nevertheless, the S3 was well-received commercially and critically, with some technology commentators touting it as the “iPhone killer”. In September 2012, TechRadar ranked it as the No. 1 handset in its constantly updated list of the 20 best mobile phones, while Stuff magazine likewise ranked it at No. 1 in its list of 10 best smartphones in May 2012.The handset also won the “European Mobile Phone of 2012-2013” award from the European Imaging and Sound Association, as well as T3 magazine‘s “Phone of the Year” award for 2012. It played a major role in boosting Samsung’s record operating profit during the second quarter of 2012.As of November 2012, the Galaxy S3 is part of a high-profile lawsuit between Samsung and Apple. In November 2012, research firm Strategy Analytics announced that the Samsung Galaxy S3 had overtaken the Apple iPhone 4S to become the world’s best-selling smartphone model in Q3 2012.